task_url stringlengths 30 116 | task_name stringlengths 2 86 | task_description stringlengths 0 14.4k | language_url stringlengths 2 53 | language_name stringlengths 1 52 | code stringlengths 0 61.9k |
|---|---|---|---|---|---|
http://rosettacode.org/wiki/100_doors | 100 doors | There are 100 doors in a row that are all initially closed.
You make 100 passes by the doors.
The first time through, visit every door and toggle the door (if the door is closed, open it; if it is open, close it).
The second time, only visit every 2nd door (door #2, #4, #6, ...), and toggle it.
The third... | #xTalk | xTalk |
on mouseUp
repeat with tStep = 1 to 100
repeat with tDoor = tStep to 100 step tStep
put not tDoors[tDoor] into tDoors[tDoor]
end repeat
if tDoors[tStep] then put "Door " & tStep & " is open" & cr after tList
end repeat
set the text of field "Doors" to tList
end mouseUp
|
http://rosettacode.org/wiki/XML/DOM_serialization | XML/DOM serialization | Create a simple DOM and having it serialize to:
<?xml version="1.0" ?>
<root>
<element>
Some text here
</element>
</root>
| #Forth | Forth | include ffl/dom.fs
\ Create a dom variable 'doc' in the dictionary
dom-create doc
\ Add the document root with its version attribute
dom.document doc dom-append-node
s" version" s" 1.0" dom.attribute doc dom-append-node
\ Add root and element
doc dom-parent 2drop
s" root" dom.element doc dom-append-n... |
http://rosettacode.org/wiki/XML/DOM_serialization | XML/DOM serialization | Create a simple DOM and having it serialize to:
<?xml version="1.0" ?>
<root>
<element>
Some text here
</element>
</root>
| #Go | Go | package main
import (
"fmt"
dom "gitlab.com/stone.code/xmldom-go.git"
)
func main() {
d, err := dom.ParseStringXml(`
<?xml version="1.0" ?>
<root>
<element>
Some text here
</element>
</root>`)
if err != nil {
fmt.Println(err)
return
}
fmt.Println(string(d.ToXm... |
http://rosettacode.org/wiki/Write_entire_file | Write entire file | Task
(Over)write a file so that it contains a string.
The reverse of Read entire file—for when you want to update or create a file which you would read in its entirety all at once.
| #Lua | Lua | function writeFile (filename, data)
local f = io.open(filename, 'w')
f:write(data)
f:close()
end
writeFile("stringFile.txt", "Mmm... stringy.") |
http://rosettacode.org/wiki/Write_entire_file | Write entire file | Task
(Over)write a file so that it contains a string.
The reverse of Read entire file—for when you want to update or create a file which you would read in its entirety all at once.
| #Maple | Maple | Export("directory/filename.txt", string); |
http://rosettacode.org/wiki/Write_entire_file | Write entire file | Task
(Over)write a file so that it contains a string.
The reverse of Read entire file—for when you want to update or create a file which you would read in its entirety all at once.
| #Mathematica.2FWolfram_Language | Mathematica/Wolfram Language | Export["filename.txt","contents string"] |
http://rosettacode.org/wiki/XML/Output | XML/Output | Create a function that takes a list of character names and a list of corresponding remarks and returns an XML document of <Character> elements each with a name attributes and each enclosing its remarks.
All <Character> elements are to be enclosed in turn, in an outer <CharacterRemarks> element.
As an example, calling ... | #Action.21 | Action! | DEFINE PTR="CARD"
DEFINE CHARACTER_SIZE="4"
TYPE Character=[PTR name,remark]
PTR FUNC GetCharacterPointer(BYTE ARRAY d INT index)
RETURN (d+index*CHARACTER_SIZE)
PROC SetCharacter(BYTE ARRAY d INT index CHAR ARRAY n,r)
Character POINTER ch
ch=GetCharacterPointer(d,index)
ch.name=n
ch.remark=r
RETURN
PRO... |
http://rosettacode.org/wiki/XML/Input | XML/Input | Given the following XML fragment, extract the list of student names using whatever means desired. If the only viable method is to use XPath, refer the reader to the task XML and XPath.
<Students>
<Student Name="April" Gender="F" DateOfBirth="1989-01-02" />
<Student Name="Bob" Gender="M" DateOfBirth="1990-03-04" /... | #Ada | Ada | with Sax.Readers;
with Input_Sources.Strings;
with Unicode.CES.Utf8;
with My_Reader;
procedure Extract_Students is
Sample_String : String :=
"<Students>" &
"<Student Name=""April"" Gender=""F"" DateOfBirth=""1989-01-02"" />" &
"<Student Name=""Bob"" Gender=""M"" DateOfBirth=""1990-03-04"" />" &
"<Student ... |
http://rosettacode.org/wiki/Arrays | Arrays | This task is about arrays.
For hashes or associative arrays, please see Creating an Associative Array.
For a definition and in-depth discussion of what an array is, see Array.
Task
Show basic array syntax in your language.
Basically, create an array, assign a value to it, and retrieve an element (if available,... | #Scala | Scala | // Create a new integer array with capacity 10
val a = new Array[Int](10)
// Create a new array containing specified items
val b = Array("foo", "bar", "baz")
// Assign a value to element zero
a(0) = 42
// Retrieve item at element 2
val c = b(2) |
http://rosettacode.org/wiki/World_Cup_group_stage | World Cup group stage | It's World Cup season (or at least it was when this page was created)!
The World Cup is an international football/soccer tournament that happens every 4 years. Countries put their international teams together in the years between tournaments and qualify for the tournament based on their performance in other internat... | #C.2B.2B | C++ | #include <algorithm>
#include <array>
#include <iomanip>
#include <iostream>
#include <sstream>
std::array<std::string, 6> games{ "12", "13", "14", "23", "24", "34" };
std::string results = "000000";
int fromBase3(std::string num) {
int out = 0;
for (auto c : num) {
int d = c - '0';
out = 3 ... |
http://rosettacode.org/wiki/Write_float_arrays_to_a_text_file | Write float arrays to a text file | Task
Write two equal-sized numerical arrays 'x' and 'y' to
a two-column text file named 'filename'.
The first column of the file contains values from an 'x'-array with a
given 'xprecision', the second -- values from 'y'-array with 'yprecision'.
For example, considering:
x = {1, 2, 3, 1e11};
y = {1, 1.41421356... | #Euphoria | Euphoria | constant x = {1, 2, 3, 1e11},
y = {1, 1.4142135623730951, 1.7320508075688772, 316227.76601683791}
integer fn
fn = open("filename","w")
for n = 1 to length(x) do
printf(fn,"%.3g\t%.5g\n",{x[n],y[n]})
end for
close(fn) |
http://rosettacode.org/wiki/100_doors | 100 doors | There are 100 doors in a row that are all initially closed.
You make 100 passes by the doors.
The first time through, visit every door and toggle the door (if the door is closed, open it; if it is open, close it).
The second time, only visit every 2nd door (door #2, #4, #6, ...), and toggle it.
The third... | #Logo | Logo | to doors
;Problem 100 Doors
;FMSLogo
;lrcvs 2010
make "door (vector 100 1)
for [p 1 100][setitem :p :door 0]
for [a 1 100 1][for [b :a 100 :a][make "x item :b :door
ifelse :x = 0 [setitem :b :door 1][setitem :b :door 0] ] ]
for [c 1 100][make "y item :c :door
ifelse :y = 0... |
http://rosettacode.org/wiki/XML/DOM_serialization | XML/DOM serialization | Create a simple DOM and having it serialize to:
<?xml version="1.0" ?>
<root>
<element>
Some text here
</element>
</root>
| #Groovy | Groovy | import groovy.xml.MarkupBuilder
def writer = new StringWriter() << '<?xml version="1.0" ?>\n'
def xml = new MarkupBuilder(writer)
xml.root() {
element('Some text here' )
}
println writer |
http://rosettacode.org/wiki/XML/DOM_serialization | XML/DOM serialization | Create a simple DOM and having it serialize to:
<?xml version="1.0" ?>
<root>
<element>
Some text here
</element>
</root>
| #Haskell | Haskell | import Data.List
import Text.XML.Light
xmlDOM :: String -> String
xmlDOM txt = showTopElement $ Element
(unqual "root")
[]
[ Elem $ Element
(unqual "element")
[]
[Text $ CData CDataText txt Nothing]
Nothing
]
Nothing |
http://rosettacode.org/wiki/Write_language_name_in_3D_ASCII | Write language name in 3D ASCII | Task
Write/display a language's name in 3D ASCII.
(We can leave the definition of "3D ASCII" fuzzy,
so long as the result is interesting or amusing,
not a cheap hack to satisfy the task.)
Related tasks
draw a sphere
draw a cuboid
draw a rotating cube
draw a Deathstar
| #11l | 11l | V s =
|‘ XX
X
X
X
X
X
XXXXX’
V lines = s.split("\n")
V width = max(lines.map(l -> l.len))
L(line) lines
print((‘ ’ * (lines.len - L.index - 1))‘’(line.ljust(width).replace(‘ ’, ‘ ’).replace(‘X’, ‘__/’) * 3)) |
http://rosettacode.org/wiki/Write_entire_file | Write entire file | Task
(Over)write a file so that it contains a string.
The reverse of Read entire file—for when you want to update or create a file which you would read in its entirety all at once.
| #Nanoquery | Nanoquery | import Nanoquery.IO
new(File, fname).create().write(string) |
http://rosettacode.org/wiki/Write_entire_file | Write entire file | Task
(Over)write a file so that it contains a string.
The reverse of Read entire file—for when you want to update or create a file which you would read in its entirety all at once.
| #Nim | Nim |
writeFile("filename.txt", "An arbitrary string")
|
http://rosettacode.org/wiki/Write_entire_file | Write entire file | Task
(Over)write a file so that it contains a string.
The reverse of Read entire file—for when you want to update or create a file which you would read in its entirety all at once.
| #Objeck | Objeck | use System.IO.File;
class WriteFile {
function : Main(args : String[]) ~ Nil {
writer ← FileWriter→New("test.txt");
leaving {
writer→Close();
};
writer→WriteString("this is a test string");
}
} |
http://rosettacode.org/wiki/Xiaolin_Wu%27s_line_algorithm | Xiaolin Wu's line algorithm | Task
Implement the Xiaolin Wu's line algorithm described in Wikipedia.
This algorithm draws anti-aliased lines.
Related task
See Bresenham's line algorithm for aliased lines.
| #Action.21 | Action! | INCLUDE "H6:REALMATH.ACT"
REAL one
PROC PutBigPixel(INT x,y,col)
IF x>=0 AND x<=79 AND y>=0 AND y<=47 THEN
y==LSH 2
IF col<0 THEN col=0
ELSEIF col>15 THEN col=15 FI
Color=col
Plot(x,y)
DrawTo(x,y+3)
FI
RETURN
INT FUNC Abs(INT x)
IF x<0 THEN RETURN (-x) FI
RETURN (x)
PROC Swap(INT P... |
http://rosettacode.org/wiki/XML/Output | XML/Output | Create a function that takes a list of character names and a list of corresponding remarks and returns an XML document of <Character> elements each with a name attributes and each enclosing its remarks.
All <Character> elements are to be enclosed in turn, in an outer <CharacterRemarks> element.
As an example, calling ... | #Ada | Ada | with Ada.Strings.Unbounded;
with Ada.Text_IO.Text_Streams;
with DOM.Core.Documents;
with DOM.Core.Elements;
with DOM.Core.Nodes;
procedure Character_Remarks is
package DC renames DOM.Core;
package IO renames Ada.Text_IO;
package US renames Ada.Strings.Unbounded;
type Remarks is record
Name : US.Unbo... |
http://rosettacode.org/wiki/XML/Input | XML/Input | Given the following XML fragment, extract the list of student names using whatever means desired. If the only viable method is to use XPath, refer the reader to the task XML and XPath.
<Students>
<Student Name="April" Gender="F" DateOfBirth="1989-01-02" />
<Student Name="Bob" Gender="M" DateOfBirth="1990-03-04" /... | #Aikido | Aikido |
import xml
var s = openin ("t.xml")
var tree = XML.parseStream (s)
foreach node tree {
if (node.name == "Students") {
foreach studentnode node {
if (studentnode.name == "Student") {
println (studentnode.getAttribute ("Name"))
}
}
}
}
|
http://rosettacode.org/wiki/Arrays | Arrays | This task is about arrays.
For hashes or associative arrays, please see Creating an Associative Array.
For a definition and in-depth discussion of what an array is, see Array.
Task
Show basic array syntax in your language.
Basically, create an array, assign a value to it, and retrieve an element (if available,... | #Scheme | Scheme | (let ((array #(1 2 3 4 5)) ; vector literal
(array2 (make-vector 5)) ; default is unspecified
(array3 (make-vector 5 0))) ; default 0
(vector-set! array 0 3)
(vector-ref array 0)) ; 3 |
http://rosettacode.org/wiki/World_Cup_group_stage | World Cup group stage | It's World Cup season (or at least it was when this page was created)!
The World Cup is an international football/soccer tournament that happens every 4 years. Countries put their international teams together in the years between tournaments and qualify for the tournament based on their performance in other internat... | #C.23 | C# | using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using static System.Console;
using static System.Linq.Enumerable;
namespace WorldCupGroupStage
{
public static class WorldCupGroupStage
{
static int[][] _histogram;
static WorldCupGroupStage()
{
... |
http://rosettacode.org/wiki/Write_float_arrays_to_a_text_file | Write float arrays to a text file | Task
Write two equal-sized numerical arrays 'x' and 'y' to
a two-column text file named 'filename'.
The first column of the file contains values from an 'x'-array with a
given 'xprecision', the second -- values from 'y'-array with 'yprecision'.
For example, considering:
x = {1, 2, 3, 1e11};
y = {1, 1.41421356... | #F.23 | F# | [<EntryPoint>]
let main argv =
let x = [ 1.; 2.; 3.; 1e11 ]
let y = List.map System.Math.Sqrt x
let xprecision = 3
let yprecision = 5
use file = System.IO.File.CreateText("float.dat")
let line = sprintf "%.*g\t%.*g"
List.iter2 (fun x y -> file.WriteLine (line xprecision x yprecision y)) ... |
http://rosettacode.org/wiki/Write_float_arrays_to_a_text_file | Write float arrays to a text file | Task
Write two equal-sized numerical arrays 'x' and 'y' to
a two-column text file named 'filename'.
The first column of the file contains values from an 'x'-array with a
given 'xprecision', the second -- values from 'y'-array with 'yprecision'.
For example, considering:
x = {1, 2, 3, 1e11};
y = {1, 1.41421356... | #Forth | Forth | create x 1e f, 2e f, 3e f, 1e11 f,
create y 1e f, 2e fsqrt f, 3e fsqrt f, 1e11 fsqrt f,
: main
s" sqrt.txt" w/o open-file throw to outfile-id
4 0 do
4 set-precision
x i floats + f@ f.
6 set-precision
y i floats + f@ f. cr
loop
outfile-id stdout to outfile-id
close-f... |
http://rosettacode.org/wiki/100_doors | 100 doors | There are 100 doors in a row that are all initially closed.
You make 100 passes by the doors.
The first time through, visit every door and toggle the door (if the door is closed, open it; if it is open, close it).
The second time, only visit every 2nd door (door #2, #4, #6, ...), and toggle it.
The third... | #LOLCODE | LOLCODE | HAI 1.3
I HAS A doors ITZ A BUKKIT
IM IN YR hallway UPPIN YR door TIL BOTH SAEM door AN 100
doors HAS A SRS door ITZ FAIL BTW, INISHULIZE ALL TEH DOORZ AS CLOZD
IM OUTTA YR hallway
IM IN YR hallway UPPIN YR pass TIL BOTH SAEM pass AN 100
I HAS A door ITZ pass
IM IN YR passer
doors'Z SRS door R N... |
http://rosettacode.org/wiki/XML/DOM_serialization | XML/DOM serialization | Create a simple DOM and having it serialize to:
<?xml version="1.0" ?>
<root>
<element>
Some text here
</element>
</root>
| #J | J | serialize=: ('<?xml version="1.0" ?>',LF),;@serialize1&''
serialize1=:4 :0
if.L.x do.
start=. y,'<',(0{::x),'>',LF
middle=. ;;(}.x) serialize1&.> <' ',y
end=. y,'</',(0{::x),'>',LF
<start,middle,end
else.
<y,x,LF
end.
) |
http://rosettacode.org/wiki/XML/DOM_serialization | XML/DOM serialization | Create a simple DOM and having it serialize to:
<?xml version="1.0" ?>
<root>
<element>
Some text here
</element>
</root>
| #Java | Java |
import java.io.StringWriter;
import javax.xml.parsers.DocumentBuilder;
import javax.xml.parsers.DocumentBuilderFactory;
import javax.xml.parsers.ParserConfigurationException;
import javax.xml.transform.OutputKeys;
import javax.xml.transform.Transformer;
import javax.xml.transform.TransformerConfigurationException;
... |
http://rosettacode.org/wiki/Write_language_name_in_3D_ASCII | Write language name in 3D ASCII | Task
Write/display a language's name in 3D ASCII.
(We can leave the definition of "3D ASCII" fuzzy,
so long as the result is interesting or amusing,
not a cheap hack to satisfy the task.)
Related tasks
draw a sphere
draw a cuboid
draw a rotating cube
draw a Deathstar
| #360_Assembly | 360 Assembly | THREED CSECT
STM 14,12,12(13)
BALR 12,0
USING *,12
XPRNT =CL23'0 ####. #. ###.',23
XPRNT =CL24'1 #. #. #. #.',24
XPRNT =CL24'1 ##. # ##. #. #.',24
XPRNT =CL24'1 #. #. #. #. #.',24
XPRNT =CL23'1 ####. ###. ... |
http://rosettacode.org/wiki/Write_entire_file | Write entire file | Task
(Over)write a file so that it contains a string.
The reverse of Read entire file—for when you want to update or create a file which you would read in its entirety all at once.
| #OCaml | OCaml | let write_file filename s =
let oc = open_out filename in
output_string oc s;
close_out oc;
;;
let () =
let filename = "test.txt" in
let s = String.init 26 (fun i -> char_of_int (i + int_of_char 'A')) in
write_file filename s |
http://rosettacode.org/wiki/Write_entire_file | Write entire file | Task
(Over)write a file so that it contains a string.
The reverse of Read entire file—for when you want to update or create a file which you would read in its entirety all at once.
| #Pascal | Pascal | {$ifDef FPC}{$mode ISO}{$endIf}
program overwriteFile(FD);
begin
writeLn(FD, 'Whasup?');
close(FD);
end. |
http://rosettacode.org/wiki/Write_entire_file | Write entire file | Task
(Over)write a file so that it contains a string.
The reverse of Read entire file—for when you want to update or create a file which you would read in its entirety all at once.
| #Perl | Perl | use File::Slurper 'write_text';
write_text($filename, $data); |
http://rosettacode.org/wiki/Xiaolin_Wu%27s_line_algorithm | Xiaolin Wu's line algorithm | Task
Implement the Xiaolin Wu's line algorithm described in Wikipedia.
This algorithm draws anti-aliased lines.
Related task
See Bresenham's line algorithm for aliased lines.
| #ARM_Assembly | ARM Assembly |
/* ARM assembly Raspberry PI */
/* program xiaolin1.s */
/* REMARK 1 : this program use routines in a include file
see task Include a file language arm assembly
for the routine affichageMess displayerror
see at end oh this program the instruction include */
/* REMARK 2 : display use a FrameBuffe... |
http://rosettacode.org/wiki/XML/Output | XML/Output | Create a function that takes a list of character names and a list of corresponding remarks and returns an XML document of <Character> elements each with a name attributes and each enclosing its remarks.
All <Character> elements are to be enclosed in turn, in an outer <CharacterRemarks> element.
As an example, calling ... | #ALGOL_68 | ALGOL 68 | # returns a translation of str suitable for attribute values and content in an XML document #
OP TOXMLSTRING = ( STRING str )STRING:
BEGIN
STRING result := "";
FOR pos FROM LWB str TO UPB str DO
CHAR c = str[ pos ];
result +:= IF c = "<" THEN "<"
... |
http://rosettacode.org/wiki/XML/Input | XML/Input | Given the following XML fragment, extract the list of student names using whatever means desired. If the only viable method is to use XPath, refer the reader to the task XML and XPath.
<Students>
<Student Name="April" Gender="F" DateOfBirth="1989-01-02" />
<Student Name="Bob" Gender="M" DateOfBirth="1990-03-04" /... | #ARM_Assembly | ARM Assembly |
/* ARM assembly Raspberry PI */
/* program inputXml.s */
/* Constantes */
.equ STDOUT, 1 @ Linux output console
.equ EXIT, 1 @ Linux syscall
.equ WRITE, 4 @ Linux syscall
.equ XML_ELEMENT_NODE, 1
.equ XML_ATTRIBUTE_NODE, 2
.equ XML_TEXT_NODE, 3
.equ XML_CDATA_SEC... |
http://rosettacode.org/wiki/Arrays | Arrays | This task is about arrays.
For hashes or associative arrays, please see Creating an Associative Array.
For a definition and in-depth discussion of what an array is, see Array.
Task
Show basic array syntax in your language.
Basically, create an array, assign a value to it, and retrieve an element (if available,... | #Scratch | Scratch | $ include "seed7_05.s7i";
const type: charArray is array [char] string; # Define an array type for arrays with char index.
const type: twoDim is array array char; # Define an array type for a two dimensional array.
const proc: main is func
local
var array integer: array1 is 10 times 0; # A... |
http://rosettacode.org/wiki/World_Cup_group_stage | World Cup group stage | It's World Cup season (or at least it was when this page was created)!
The World Cup is an international football/soccer tournament that happens every 4 years. Countries put their international teams together in the years between tournaments and qualify for the tournament based on their performance in other internat... | #Common_Lisp | Common Lisp | (defun histo ()
(let ((scoring (vector 0 1 3))
(histo (list (vector 0 0 0 0 0 0 0 0 0 0) (vector 0 0 0 0 0 0 0 0 0 0)
(vector 0 0 0 0 0 0 0 0 0 0) (vector 0 0 0 0 0 0 0 0 0 0)))
(team-combs (vector '(0 1) '(0 2) '(0 3) '(1 2) '(1 3) '(2 3)))
(single-tupel)
... |
http://rosettacode.org/wiki/Write_float_arrays_to_a_text_file | Write float arrays to a text file | Task
Write two equal-sized numerical arrays 'x' and 'y' to
a two-column text file named 'filename'.
The first column of the file contains values from an 'x'-array with a
given 'xprecision', the second -- values from 'y'-array with 'yprecision'.
For example, considering:
x = {1, 2, 3, 1e11};
y = {1, 1.41421356... | #Fortran | Fortran | program writefloats
implicit none
real, dimension(10) :: a, sqrta
integer :: i
integer, parameter :: unit = 40
a = (/ (i, i=1,10) /)
sqrta = sqrt(a)
open(unit, file="xydata.txt", status="new", action="write")
call writexy(unit, a, sqrta)
close(unit)
contains
subroutine writexy(u, x, y)
... |
http://rosettacode.org/wiki/100_doors | 100 doors | There are 100 doors in a row that are all initially closed.
You make 100 passes by the doors.
The first time through, visit every door and toggle the door (if the door is closed, open it; if it is open, close it).
The second time, only visit every 2nd door (door #2, #4, #6, ...), and toggle it.
The third... | #Lua | Lua | local is_open = {}
for pass = 1,100 do
for door = pass,100,pass do
is_open[door] = not is_open[door]
end
end
for i,v in next,is_open do
print ('Door '..i..':',v and 'open' or 'close')
end |
http://rosettacode.org/wiki/XML/DOM_serialization | XML/DOM serialization | Create a simple DOM and having it serialize to:
<?xml version="1.0" ?>
<root>
<element>
Some text here
</element>
</root>
| #JavaScript | JavaScript | var doc = document.implementation.createDocument( null, 'root', null );
var root = doc.documentElement;
var element = doc.createElement( 'element' );
root.appendChild( element );
element.appendChild( document.createTextNode('Some text here') );
var xmlString = new XMLSerializer().serializeToString( doc ); |
http://rosettacode.org/wiki/XML/DOM_serialization | XML/DOM serialization | Create a simple DOM and having it serialize to:
<?xml version="1.0" ?>
<root>
<element>
Some text here
</element>
</root>
| #Julia | Julia | using LightXML
# Modified from the documentation for LightXML.jl. The underlying library requires an encoding string be printed.
# create an empty XML document
xdoc = XMLDocument()
# create & attach a root node
xroot = create_root(xdoc, "root")
# create the first child
xs1 = new_child(xroot, "element")
# add ... |
http://rosettacode.org/wiki/Write_language_name_in_3D_ASCII | Write language name in 3D ASCII | Task
Write/display a language's name in 3D ASCII.
(We can leave the definition of "3D ASCII" fuzzy,
so long as the result is interesting or amusing,
not a cheap hack to satisfy the task.)
Related tasks
draw a sphere
draw a cuboid
draw a rotating cube
draw a Deathstar
| #Action.21 | Action! | BYTE ARRAY data = [
$00 $00 $00 $00 $4E $4E $4E $00 $00 $00 $00 $00 $00 $00 $00 $00 $4E $00 $00 $00 $00 $4E $00 $00 $00 $00 $00 $00 $00 $00 $00 $00 $00 $00 $00 $00 $4E $00 $00 $00
$00 $00 $00 $46 $47 $00 $00 $47 $00 $00 $00 $00 $00 $00 $00 $42 $47 $47 $00 $00 $42 $47 $47 $00 $00 $00 $00 $00 $00 $00 $00 $00 $00 $00... |
http://rosettacode.org/wiki/Write_entire_file | Write entire file | Task
(Over)write a file so that it contains a string.
The reverse of Read entire file—for when you want to update or create a file which you would read in its entirety all at once.
| #Phix | Phix | without js -- (file i/o)
integer res = write_lines("file.txt",{"line 1\nline 2"})
if res=-1 then crash("error") end if
|
http://rosettacode.org/wiki/Write_entire_file | Write entire file | Task
(Over)write a file so that it contains a string.
The reverse of Read entire file—for when you want to update or create a file which you would read in its entirety all at once.
| #PHP | PHP | file_put_contents($filename, $data) |
http://rosettacode.org/wiki/Xiaolin_Wu%27s_line_algorithm | Xiaolin Wu's line algorithm | Task
Implement the Xiaolin Wu's line algorithm described in Wikipedia.
This algorithm draws anti-aliased lines.
Related task
See Bresenham's line algorithm for aliased lines.
| #AutoHotkey | AutoHotkey | #SingleInstance, Force
#NoEnv
SetBatchLines, -1
pToken := Gdip_Startup()
global pBitmap := Gdip_CreateBitmap(500, 500)
drawLine(100,50,400,400)
Gdip_SaveBitmapToFile(pBitmap, A_ScriptDir "\linetest.png")
Gdip_DisposeImage(pBitmap)
Gdip_Shutdown(pToken)
Run, % A_ScriptDir "\linetest.png"
ExitApp
plot(x, y, c) {
... |
http://rosettacode.org/wiki/XML/Output | XML/Output | Create a function that takes a list of character names and a list of corresponding remarks and returns an XML document of <Character> elements each with a name attributes and each enclosing its remarks.
All <Character> elements are to be enclosed in turn, in an outer <CharacterRemarks> element.
As an example, calling ... | #ARM_Assembly | ARM Assembly |
/* ARM assembly Raspberry PI */
/* program outputXml.s */
/* Constantes */
.equ STDOUT, 1 @ Linux output console
.equ EXIT, 1 @ Linux syscall
.equ WRITE, 4 @ Linux syscall
/*********************************/
/* Initialized data */
/*********************************/
.data
szMe... |
http://rosettacode.org/wiki/XML/Input | XML/Input | Given the following XML fragment, extract the list of student names using whatever means desired. If the only viable method is to use XPath, refer the reader to the task XML and XPath.
<Students>
<Student Name="April" Gender="F" DateOfBirth="1989-01-02" />
<Student Name="Bob" Gender="M" DateOfBirth="1990-03-04" /... | #Arturo | Arturo | data: {
<Students>
<Student Name="April" Gender="F" DateOfBirth="1989-01-02" />
<Student Name="Bob" Gender="M" DateOfBirth="1990-03-04" />
<Student Name="Chad" Gender="M" DateOfBirth="1991-05-06" />
<Student Name="Dave" Gender="M" DateOfBirth="1992-07-08">
<Pet Type="dog" Name="Rover" />
... |
http://rosettacode.org/wiki/Arrays | Arrays | This task is about arrays.
For hashes or associative arrays, please see Creating an Associative Array.
For a definition and in-depth discussion of what an array is, see Array.
Task
Show basic array syntax in your language.
Basically, create an array, assign a value to it, and retrieve an element (if available,... | #Seed7 | Seed7 | $ include "seed7_05.s7i";
const type: charArray is array [char] string; # Define an array type for arrays with char index.
const type: twoDim is array array char; # Define an array type for a two dimensional array.
const proc: main is func
local
var array integer: array1 is 10 times 0; # A... |
http://rosettacode.org/wiki/World_Cup_group_stage | World Cup group stage | It's World Cup season (or at least it was when this page was created)!
The World Cup is an international football/soccer tournament that happens every 4 years. Countries put their international teams together in the years between tournaments and qualify for the tournament based on their performance in other internat... | #D | D | void main() {
import std.stdio, std.range, std.array, std.algorithm, combinations3;
immutable scoring = [0, 1, 3];
/*immutable*/ auto r3 = [0, 1, 2];
immutable combs = 4.iota.array.combinations(2).array;
uint[10][4] histo;
foreach (immutable results; cartesianProduct(r3, r3, r3, r3, r3, r3))... |
http://rosettacode.org/wiki/Write_float_arrays_to_a_text_file | Write float arrays to a text file | Task
Write two equal-sized numerical arrays 'x' and 'y' to
a two-column text file named 'filename'.
The first column of the file contains values from an 'x'-array with a
given 'xprecision', the second -- values from 'y'-array with 'yprecision'.
For example, considering:
x = {1, 2, 3, 1e11};
y = {1, 1.41421356... | #FreeBASIC | FreeBASIC | ' FB 1.05.0 Win64
Dim x(0 To 3) As Double = {1, 2, 3, 1e11}
Dim y(0 To 3) As Double = {1, 1.4142135623730951, 1.7320508075688772, 316227.76601683791}
Open "output.txt" For Output As #1
For i As Integer = 0 To 2
Print #1, Using "#"; x(i);
Print #1, Spc(7); Using "#.####"; y(i)
Next
Print #1, Using "#^^^^"; x(3)... |
http://rosettacode.org/wiki/100_doors | 100 doors | There are 100 doors in a row that are all initially closed.
You make 100 passes by the doors.
The first time through, visit every door and toggle the door (if the door is closed, open it; if it is open, close it).
The second time, only visit every 2nd door (door #2, #4, #6, ...), and toggle it.
The third... | #M2000_Interpreter | M2000 Interpreter |
Module Doors100 {
Dim Doors(1 to 100)
For i=1 to 100
For j=i to 100 step i
Doors(j)~
Next j
Next i
DispAll()
' optimization
Dim Doors(1 to 100)=False
For i=1 to 10
Doors(i**2)=True
Next i
Print
DispAll()
... |
http://rosettacode.org/wiki/XML/DOM_serialization | XML/DOM serialization | Create a simple DOM and having it serialize to:
<?xml version="1.0" ?>
<root>
<element>
Some text here
</element>
</root>
| #Kotlin | Kotlin | // version 1.1.3
import javax.xml.parsers.DocumentBuilderFactory
import javax.xml.transform.dom.DOMSource
import java.io.StringWriter
import javax.xml.transform.stream.StreamResult
import javax.xml.transform.TransformerFactory
fun main(args: Array<String>) {
val dbFactory = DocumentBuilderFactory.newInstance()
... |
http://rosettacode.org/wiki/Write_language_name_in_3D_ASCII | Write language name in 3D ASCII | Task
Write/display a language's name in 3D ASCII.
(We can leave the definition of "3D ASCII" fuzzy,
so long as the result is interesting or amusing,
not a cheap hack to satisfy the task.)
Related tasks
draw a sphere
draw a cuboid
draw a rotating cube
draw a Deathstar
| #Ada | Ada | with Ada.Text_IO; use Ada.Text_IO;
with Ada.Strings.Fixed; use Ada.Strings.Fixed;
procedure AsciiArt is
art : constant array(1..27) of String(1..14) :=
(1=>" /\\\\\\ ", 2=>" /\\\",
3|6|9=>" ", 4|12=>" /\\\\\\\\\\ ",
5|8|11=>" \/\\\", 7|17|21=>" /\\\//////\\\",
... |
http://rosettacode.org/wiki/Write_entire_file | Write entire file | Task
(Over)write a file so that it contains a string.
The reverse of Read entire file—for when you want to update or create a file which you would read in its entirety all at once.
| #PicoLisp | PicoLisp | (out "file.txt"
(prinl "My string") ) |
http://rosettacode.org/wiki/Write_entire_file | Write entire file | Task
(Over)write a file so that it contains a string.
The reverse of Read entire file—for when you want to update or create a file which you would read in its entirety all at once.
| #Pike | Pike | Stdio.write_file("file.txt", "My string"); |
http://rosettacode.org/wiki/Write_entire_file | Write entire file | Task
(Over)write a file so that it contains a string.
The reverse of Read entire file—for when you want to update or create a file which you would read in its entirety all at once.
| #PowerShell | PowerShell |
Get-Process | Out-File -FilePath .\ProcessList.txt
|
http://rosettacode.org/wiki/Xiaolin_Wu%27s_line_algorithm | Xiaolin Wu's line algorithm | Task
Implement the Xiaolin Wu's line algorithm described in Wikipedia.
This algorithm draws anti-aliased lines.
Related task
See Bresenham's line algorithm for aliased lines.
| #BBC_BASIC | BBC BASIC | PROCdrawAntiAliasedLine(100, 100, 600, 400, 0, 0, 0)
END
DEF PROCdrawAntiAliasedLine(x1, y1, x2, y2, r%, g%, b%)
LOCAL dx, dy, xend, yend, grad, yf, xgap, ix1%, iy1%, ix2%, iy2%, x%
dx = x2 - x1
dy = y2 - y1
IF ABS(dx) < ABS(dy) THEN
SWAP x1, y1
SWAP x2, y2
... |
http://rosettacode.org/wiki/XML/Output | XML/Output | Create a function that takes a list of character names and a list of corresponding remarks and returns an XML document of <Character> elements each with a name attributes and each enclosing its remarks.
All <Character> elements are to be enclosed in turn, in an outer <CharacterRemarks> element.
As an example, calling ... | #AutoHotkey | AutoHotkey | gosub constants
names := xmlescape(names)
remarks := xmlescape(remarks)
stringsplit, remarks, remarks, `n
xml = "<CharacterRemarks>"
loop, parse, names, `n
xml .= "<Character name=" . A_LoopField . ">" . remarks%A_Index%
. "</Character>`n"
xml .= "</CharacterRemarks>"
msgbox % xml
return
xmlescape(string)... |
http://rosettacode.org/wiki/XML/Input | XML/Input | Given the following XML fragment, extract the list of student names using whatever means desired. If the only viable method is to use XPath, refer the reader to the task XML and XPath.
<Students>
<Student Name="April" Gender="F" DateOfBirth="1989-01-02" />
<Student Name="Bob" Gender="M" DateOfBirth="1990-03-04" /... | #AutoHotkey | AutoHotkey | students =
(
<Students>
<Student Name="April" Gender="F" DateOfBirth="1989-01-02" />
<Student Name="Bob" Gender="M" DateOfBirth="1990-03-04" />
<Student Name="Chad" Gender="M" DateOfBirth="1991-05-06" />
<Student Name="Dave" Gender="M" DateOfBirth="1992-07-08">
<Pet Type="dog" Name="Rover" />
</Studen... |
http://rosettacode.org/wiki/Arrays | Arrays | This task is about arrays.
For hashes or associative arrays, please see Creating an Associative Array.
For a definition and in-depth discussion of what an array is, see Array.
Task
Show basic array syntax in your language.
Basically, create an array, assign a value to it, and retrieve an element (if available,... | #Self | Self | vector copySize: 100 |
http://rosettacode.org/wiki/World_Cup_group_stage | World Cup group stage | It's World Cup season (or at least it was when this page was created)!
The World Cup is an international football/soccer tournament that happens every 4 years. Countries put their international teams together in the years between tournaments and qualify for the tournament based on their performance in other internat... | #Elena | Elena | import system'routines;
import extensions;
public singleton program
{
static games := new string[]{"12", "13", "14", "23", "24", "34"};
static results := "000000";
nextResult()
{
var s := results;
if (results=="222222") { ^ false };
results := (results.toInt(3) + 1).toS... |
http://rosettacode.org/wiki/World_Cup_group_stage | World Cup group stage | It's World Cup season (or at least it was when this page was created)!
The World Cup is an international football/soccer tournament that happens every 4 years. Countries put their international teams together in the years between tournaments and qualify for the tournament based on their performance in other internat... | #Elixir | Elixir | defmodule World_Cup do
def group_stage do
results = [[3,0],[1,1],[0,3]]
teams = [0,1,2,3]
allresults = combos(2,teams) |> combinations(results)
allpoints = for list <- allresults, do: (for {l1,l2} <- list, do: Enum.zip(l1,l2)) |> List.flatten
totalpoints = for list <- allpoints, do: (for t <- team... |
http://rosettacode.org/wiki/Write_float_arrays_to_a_text_file | Write float arrays to a text file | Task
Write two equal-sized numerical arrays 'x' and 'y' to
a two-column text file named 'filename'.
The first column of the file contains values from an 'x'-array with a
given 'xprecision', the second -- values from 'y'-array with 'yprecision'.
For example, considering:
x = {1, 2, 3, 1e11};
y = {1, 1.41421356... | #Go | Go | package main
import (
"fmt"
"os"
)
var (
x = []float64{1, 2, 3, 1e11}
y = []float64{1, 1.4142135623730951, 1.7320508075688772, 316227.76601683791}
xprecision = 3
yprecision = 5
)
func main() {
if len(x) != len(y) {
fmt.Println("x, y different length")
return
}
... |
http://rosettacode.org/wiki/100_doors | 100 doors | There are 100 doors in a row that are all initially closed.
You make 100 passes by the doors.
The first time through, visit every door and toggle the door (if the door is closed, open it; if it is open, close it).
The second time, only visit every 2nd door (door #2, #4, #6, ...), and toggle it.
The third... | #M4 | M4 | define(`_set', `define(`$1[$2]', `$3')')dnl
define(`_get', `defn(`$1[$2]')')dnl
define(`for',`ifelse($#,0,``$0'',`ifelse(eval($2<=$3),1,
`pushdef(`$1',$2)$5`'popdef(`$1')$0(`$1',eval($2+$4),$3,$4,`$5')')')')dnl
define(`opposite',`_set(`door',$1,ifelse(_get(`door',$1),`closed',`open',`closed'))')dnl
define(`upper',`100'... |
http://rosettacode.org/wiki/XML/DOM_serialization | XML/DOM serialization | Create a simple DOM and having it serialize to:
<?xml version="1.0" ?>
<root>
<element>
Some text here
</element>
</root>
| #Lasso | Lasso |
content_type( 'text/xml' );// set MIME type if serving
xml( '<?xml version="1.0" ?><root><element>Some text here</element></root>' );
|
http://rosettacode.org/wiki/XML/DOM_serialization | XML/DOM serialization | Create a simple DOM and having it serialize to:
<?xml version="1.0" ?>
<root>
<element>
Some text here
</element>
</root>
| #Lingo | Lingo | -- create an XML document
doc = newObject("XML", "<?xml version='1.0' ?>")
root = doc.createElement("root")
doc.appendChild(root)
element = doc.createElement("element")
root.appendChild(element)
textNode = doc.createTextNode("Some text here")
element.appendChild(textNode)
put doc.toString()
-- "<?xml version=... |
http://rosettacode.org/wiki/Write_language_name_in_3D_ASCII | Write language name in 3D ASCII | Task
Write/display a language's name in 3D ASCII.
(We can leave the definition of "3D ASCII" fuzzy,
so long as the result is interesting or amusing,
not a cheap hack to satisfy the task.)
Related tasks
draw a sphere
draw a cuboid
draw a rotating cube
draw a Deathstar
| #Arturo | Arturo | print {:
______ __
/\ _ \ /\ \__
\ \ \L\ \ _ __\ \ ,_\ __ __ _ __ ___
\ \ __ \/\`'__\ \ \/ /\ \/\ \/\`'__\/ __`\
\ \ \/\ \ \ \/ \ \ \_\ \ \_\ \ \ \//\ \L\ \
\ \_\ \_\ \_\ \ \__\\ \____/\ \_\\ \____/
\/_/\/_/\/_/ \/__/ \/___/ \/... |
http://rosettacode.org/wiki/Write_entire_file | Write entire file | Task
(Over)write a file so that it contains a string.
The reverse of Read entire file—for when you want to update or create a file which you would read in its entirety all at once.
| #PureBasic | PureBasic |
EnableExplicit
Define fOutput$ = "output.txt" ; enter path of file to create or overwrite
Define str$ = "This string is to be written to the file"
If OpenConsole()
If CreateFile(0, fOutput$)
WriteString(0, str$)
CloseFile(0)
Else
PrintN("Error creating or opening output file")
EndIf
PrintN... |
http://rosettacode.org/wiki/Write_entire_file | Write entire file | Task
(Over)write a file so that it contains a string.
The reverse of Read entire file—for when you want to update or create a file which you would read in its entirety all at once.
| #Python | Python | with open(filename, 'w') as f:
f.write(data) |
http://rosettacode.org/wiki/Write_entire_file | Write entire file | Task
(Over)write a file so that it contains a string.
The reverse of Read entire file—for when you want to update or create a file which you would read in its entirety all at once.
| #Racket | Racket | #lang racket/base
(with-output-to-file "/tmp/out-file.txt" #:exists 'replace
(lambda () (display "characters"))) |
http://rosettacode.org/wiki/Wordiff | Wordiff | Wordiff is an original game in which contestants take turns spelling new dictionary words of three or more characters that only differ from
the last by a change in one letter.
The change can be either:
a deletion of one letter;
addition of one letter;
or change in one letter.
Note:
All words must be in the... | #11l | 11l | V dict_fname = ‘unixdict.txt’
F load_dictionary(String fname = dict_fname)
‘Return appropriate words from a dictionary file’
R Set(File(fname).read().split("\n").filter(word -> re:‘[a-z]{3,}’.match(word)))
F get_players()
V names = input(‘Space separated list of contestants: ’)
R names.trim(‘ ’).split(‘... |
http://rosettacode.org/wiki/Xiaolin_Wu%27s_line_algorithm | Xiaolin Wu's line algorithm | Task
Implement the Xiaolin Wu's line algorithm described in Wikipedia.
This algorithm draws anti-aliased lines.
Related task
See Bresenham's line algorithm for aliased lines.
| #C | C | void draw_line_antialias(
image img,
unsigned int x0, unsigned int y0,
unsigned int x1, unsigned int y1,
color_component r,
color_component g,
color_component b ); |
http://rosettacode.org/wiki/XML/Output | XML/Output | Create a function that takes a list of character names and a list of corresponding remarks and returns an XML document of <Character> elements each with a name attributes and each enclosing its remarks.
All <Character> elements are to be enclosed in turn, in an outer <CharacterRemarks> element.
As an example, calling ... | #BASIC | BASIC | 100 Q$ = CHR$(34)
110 DE$(0) = "April"
120 RE$(0) = "Bubbly: I'm > Tam and <= Emily"
130 DE$(1) = "Tam O'Shanter"
140 RE$(1) = "Burns: " + Q$ + "When chapman billies leave the street ..." + Q$
150 DE$(2) = "Emily"
160 RE$(2) = "Short & shrift"
200 Print "<CharacterRemarks>"
210 For I = 0 to 2
220 Print " <Chara... |
http://rosettacode.org/wiki/XML/Input | XML/Input | Given the following XML fragment, extract the list of student names using whatever means desired. If the only viable method is to use XPath, refer the reader to the task XML and XPath.
<Students>
<Student Name="April" Gender="F" DateOfBirth="1989-01-02" />
<Student Name="Bob" Gender="M" DateOfBirth="1990-03-04" /... | #AWK | AWK | function parse_buf()
{
if ( match(buffer, /<Student[ \t]+[^>]*Name[ \t]*=[ \t]*"([^"]*)"/, mt) != 0 ) {
students[mt[1]] = 1
}
buffer = ""
}
BEGIN {
FS=""
mode = 0
buffer = ""
li = 1
}
mode==1 {
for(i=1; i <= NF; i++) {
buffer = buffer $i
if ( $i == ">" ) {
mode = 0;
b... |
http://rosettacode.org/wiki/Arrays | Arrays | This task is about arrays.
For hashes or associative arrays, please see Creating an Associative Array.
For a definition and in-depth discussion of what an array is, see Array.
Task
Show basic array syntax in your language.
Basically, create an array, assign a value to it, and retrieve an element (if available,... | #SenseTalk | SenseTalk | // Initial creation of an array
set a to (1, 2, 3)
// pushing a value to the array
// Both approaches are valid
insert 4 after a
push 5 into a
put a -- (1, 2, 3, 4, 5)
// Treating the array as a stack, using `push` and `pop`
pop a into v1
put a -- (1, 2, 3, 4)
put v1-- 5
// Treating the array as a queue, usin... |
http://rosettacode.org/wiki/World_Cup_group_stage | World Cup group stage | It's World Cup season (or at least it was when this page was created)!
The World Cup is an international football/soccer tournament that happens every 4 years. Countries put their international teams together in the years between tournaments and qualify for the tournament based on their performance in other internat... | #Erlang | Erlang |
-module(world_cup).
-export([group_stage/0]).
group_stage() ->
Results = [[3,0],[1,1],[0,3]],
Teams = [1,2,3,4],
Matches = combos(2,Teams),
AllResults =
combinations(Matches,Results),
AllPoints =
[lists:flatten([lists:zip(L1,L2) || {L1,L2} <- L]) || L <- AllResults],
TotalPoints =
[ [ {T,lists:sum(... |
http://rosettacode.org/wiki/Write_float_arrays_to_a_text_file | Write float arrays to a text file | Task
Write two equal-sized numerical arrays 'x' and 'y' to
a two-column text file named 'filename'.
The first column of the file contains values from an 'x'-array with a
given 'xprecision', the second -- values from 'y'-array with 'yprecision'.
For example, considering:
x = {1, 2, 3, 1e11};
y = {1, 1.41421356... | #Haskell | Haskell | import System.IO
import Text.Printf
import Control.Monad
writeDat filename x y xprec yprec =
withFile filename WriteMode $ \h ->
-- Haskell's printf doesn't support a precision given as an argument for some reason, so we insert it into the format manually:
let writeLine = hPrintf h $ "%." ++ show xprec ++... |
http://rosettacode.org/wiki/Write_float_arrays_to_a_text_file | Write float arrays to a text file | Task
Write two equal-sized numerical arrays 'x' and 'y' to
a two-column text file named 'filename'.
The first column of the file contains values from an 'x'-array with a
given 'xprecision', the second -- values from 'y'-array with 'yprecision'.
For example, considering:
x = {1, 2, 3, 1e11};
y = {1, 1.41421356... | #HicEst | HicEst | REAL :: n=4, x(n), y(n)
CHARACTER :: outP = "Test.txt"
OPEN(FIle = outP)
x = (1, 2, 3, 1E11)
y = x ^ 0.5
DO i = 1, n
WRITE(FIle=outP, Format='F5, F10.3') x(i), y(i)
ENDDO |
http://rosettacode.org/wiki/100_doors | 100 doors | There are 100 doors in a row that are all initially closed.
You make 100 passes by the doors.
The first time through, visit every door and toggle the door (if the door is closed, open it; if it is open, close it).
The second time, only visit every 2nd door (door #2, #4, #6, ...), and toggle it.
The third... | #MAD | MAD | NORMAL MODE IS INTEGER
DIMENSION OPEN(100)
PRINT COMMENT $ $
R MAKE SURE ALL DOORS ARE CLOSED AT BEGINNING
THROUGH CLOSE, FOR DOOR=1, 1, DOOR.G.100
CLOSE OPEN(DOOR) = 0
R MAKE 100 PASSES
THROUGH TOGGLE, FOR PASS=1, 1, PASS.G.100
... |
http://rosettacode.org/wiki/XML/DOM_serialization | XML/DOM serialization | Create a simple DOM and having it serialize to:
<?xml version="1.0" ?>
<root>
<element>
Some text here
</element>
</root>
| #Lua | Lua | require("LuaXML")
local dom = xml.new("root")
local element = xml.new("element")
table.insert(element, "Some text here")
dom:append(element)
dom:save("dom.xml") |
http://rosettacode.org/wiki/XML/DOM_serialization | XML/DOM serialization | Create a simple DOM and having it serialize to:
<?xml version="1.0" ?>
<root>
<element>
Some text here
</element>
</root>
| #Mathematica.2FWolfram_Language | Mathematica/Wolfram Language | DOM = XMLObject["Document"][{XMLObject["Declaration"]["Version" -> "1.0","Encoding" -> "utf-8"]},
XMLElement["root", {}, {XMLElement["element", {}, {"Some text here"}]}], {}];
ExportString[DOM, "XML", "AttributeQuoting" -> "\""] |
http://rosettacode.org/wiki/Write_language_name_in_3D_ASCII | Write language name in 3D ASCII | Task
Write/display a language's name in 3D ASCII.
(We can leave the definition of "3D ASCII" fuzzy,
so long as the result is interesting or amusing,
not a cheap hack to satisfy the task.)
Related tasks
draw a sphere
draw a cuboid
draw a rotating cube
draw a Deathstar
| #AutoHotkey | AutoHotkey | AutoTrim, Off
draw =
(
______ __ __ __ __
/\ __ \/\ \_\ \/\ \/ /
\ \ __ \ \ __ \ \ _"-.
\ \_\ \_\ \_\ \_\ \_\ \_\
\/_/\/_/\/_/\/_/\/_/\/_/
)
Gui, +ToolWindow
Gui, Color, 1A1A1A, 1A1A1A
Gui, Font, s8 cLime w800, Courier New
Gui, Add, text, x4 y0 , % " " draw
Gui, Show, w192 h82, AHK in 3D
return
... |
http://rosettacode.org/wiki/Write_entire_file | Write entire file | Task
(Over)write a file so that it contains a string.
The reverse of Read entire file—for when you want to update or create a file which you would read in its entirety all at once.
| #Raku | Raku | spurt 'path/to/file', $file-data; |
http://rosettacode.org/wiki/Write_entire_file | Write entire file | Task
(Over)write a file so that it contains a string.
The reverse of Read entire file—for when you want to update or create a file which you would read in its entirety all at once.
| #RATFOR | RATFOR |
# Program to overwrite an existing file
open(11,FILE="file.txt")
101 format(A)
write(11,101) "Hello World"
close(11)
end
|
http://rosettacode.org/wiki/Write_entire_file | Write entire file | Task
(Over)write a file so that it contains a string.
The reverse of Read entire file—for when you want to update or create a file which you would read in its entirety all at once.
| #REXX | REXX |
/*REXX*/
of='file.txt'
'erase' of
s=copies('1234567890',10000)
Call charout of,s
Call lineout of
Say chars(of) length(s) |
http://rosettacode.org/wiki/Wordiff | Wordiff | Wordiff is an original game in which contestants take turns spelling new dictionary words of three or more characters that only differ from
the last by a change in one letter.
The change can be either:
a deletion of one letter;
addition of one letter;
or change in one letter.
Note:
All words must be in the... | #Arturo | Arturo | wordset: map read.lines relative "unixdict.txt" => strip
validAnswer?: function [answer][
if not? contains? wordset answer [
prints "\tNot a valid dictionary word."
return false
]
if contains? pastWords answer [
prints "\tWord already used."
return false
]
if 1 <> l... |
http://rosettacode.org/wiki/Xiaolin_Wu%27s_line_algorithm | Xiaolin Wu's line algorithm | Task
Implement the Xiaolin Wu's line algorithm described in Wikipedia.
This algorithm draws anti-aliased lines.
Related task
See Bresenham's line algorithm for aliased lines.
| #C.2B.2B | C++ |
#include <functional>
#include <algorithm>
#include <utility>
void WuDrawLine(float x0, float y0, float x1, float y1,
const std::function<void(int x, int y, float brightess)>& plot) {
auto ipart = [](float x) -> int {return int(std::floor(x));};
auto round = [](float x) -> float {return std:... |
http://rosettacode.org/wiki/XML/Output | XML/Output | Create a function that takes a list of character names and a list of corresponding remarks and returns an XML document of <Character> elements each with a name attributes and each enclosing its remarks.
All <Character> elements are to be enclosed in turn, in an outer <CharacterRemarks> element.
As an example, calling ... | #Bracmat | Bracmat | ( ( 2XML
= PCDATAentities attributeValueEntities doAll doAttributes
, xml
. ( attributeValueEntities
= a c
. @( !arg
: ?a
(("<"|"&"|\"):?c)
?arg
)
& !a
"&"
... |
http://rosettacode.org/wiki/XML/Input | XML/Input | Given the following XML fragment, extract the list of student names using whatever means desired. If the only viable method is to use XPath, refer the reader to the task XML and XPath.
<Students>
<Student Name="April" Gender="F" DateOfBirth="1989-01-02" />
<Student Name="Bob" Gender="M" DateOfBirth="1990-03-04" /... | #BBC_BASIC | BBC BASIC | INSTALL @lib$+"XMLLIB"
xmlfile$ = "C:\students.xml"
PROC_initXML(xmlobj{}, xmlfile$)
level% = FN_skipTo(xmlobj{}, "Students", 0)
IF level%=0 ERROR 100, "Students not found"
REPEAT
IF FN_isTag(xmlobj{}) THEN
tag$ = FN_nextToken(xmlobj{})
IF LEFT$(tag$, ... |
http://rosettacode.org/wiki/Arrays | Arrays | This task is about arrays.
For hashes or associative arrays, please see Creating an Associative Array.
For a definition and in-depth discussion of what an array is, see Array.
Task
Show basic array syntax in your language.
Basically, create an array, assign a value to it, and retrieve an element (if available,... | #Sidef | Sidef | # create an empty array
var arr = [];
# push objects into the array
arr << "a"; #: ['a']
arr.append(1,2,3); #: ['a', 1, 2, 3]
# change an element inside the array
arr[2] = "b"; #: ['a', 1, 'b', 3]
# set the value at a specific index in the array (with autovivification)
arr[5] = "end"; #... |
http://rosettacode.org/wiki/World_Cup_group_stage | World Cup group stage | It's World Cup season (or at least it was when this page was created)!
The World Cup is an international football/soccer tournament that happens every 4 years. Countries put their international teams together in the years between tournaments and qualify for the tournament based on their performance in other internat... | #Go | Go | package main
import (
"fmt"
"sort"
"strconv"
)
var games = [6]string{"12", "13", "14", "23", "24", "34"}
var results = "000000"
func nextResult() bool {
if results == "222222" {
return false
}
res, _ := strconv.ParseUint(results, 3, 32)
results = fmt.Sprintf("%06s", strconv.For... |
http://rosettacode.org/wiki/Write_float_arrays_to_a_text_file | Write float arrays to a text file | Task
Write two equal-sized numerical arrays 'x' and 'y' to
a two-column text file named 'filename'.
The first column of the file contains values from an 'x'-array with a
given 'xprecision', the second -- values from 'y'-array with 'yprecision'.
For example, considering:
x = {1, 2, 3, 1e11};
y = {1, 1.41421356... | #Icon_and_Unicon | Icon and Unicon | link printf
procedure main()
every put(x := [], (1 to 3) | 1e11)
every put(y := [], sqrt(!x))
every fprintf(open("filename","w"),"%10.2e %10.4e\n", x[i := 1 to *x], y[i])
end |
http://rosettacode.org/wiki/Write_float_arrays_to_a_text_file | Write float arrays to a text file | Task
Write two equal-sized numerical arrays 'x' and 'y' to
a two-column text file named 'filename'.
The first column of the file contains values from an 'x'-array with a
given 'xprecision', the second -- values from 'y'-array with 'yprecision'.
For example, considering:
x = {1, 2, 3, 1e11};
y = {1, 1.41421356... | #IDL | IDL | ; the data:
x = [1,2,3,1e11]
y=sqrt(x)
xprecision=3
yprecision=5
; NOT how one would do things in IDL, but in the spirit of the task - the output format:
form = string(xprecision,yprecision,format='("(G0.",I0.0,",1x,G0.",I0.0,")")')
; file I/O:
openw,unit,"datafile.txt",/get
for i = 1L, n_elements(x) do printf, u... |
http://rosettacode.org/wiki/100_doors | 100 doors | There are 100 doors in a row that are all initially closed.
You make 100 passes by the doors.
The first time through, visit every door and toggle the door (if the door is closed, open it; if it is open, close it).
The second time, only visit every 2nd door (door #2, #4, #6, ...), and toggle it.
The third... | #Maple | Maple |
NDoors := proc( N :: posint )
# Initialise, using 0 to represent "closed"
local pass, door, doors := Array( 1 .. N, 'datatype' = 'integer'[ 1 ] );
# Now do N passes
for pass from 1 to N do
for door from pass by pass while door <= N do
doors[ door... |
http://rosettacode.org/wiki/XML/DOM_serialization | XML/DOM serialization | Create a simple DOM and having it serialize to:
<?xml version="1.0" ?>
<root>
<element>
Some text here
</element>
</root>
| #MATLAB | MATLAB | docNode = com.mathworks.xml.XMLUtils.createDocument('root');
docRootNode = docNode.getDocumentElement;
thisElement = docNode.createElement('element');
thisElement.appendChild(docNode.createTextNode('Some text here'));
docRootNode.appendChild(thisElement);
|
http://rosettacode.org/wiki/XML/DOM_serialization | XML/DOM serialization | Create a simple DOM and having it serialize to:
<?xml version="1.0" ?>
<root>
<element>
Some text here
</element>
</root>
| #NetRexx | NetRexx | /* NetRexx */
options replace format comments java crossref symbols nobinary
import java.io.StringWriter
import javax.xml.
import org.w3c.dom.
class RDOMSerialization public
properties private
domDoc = Document
method main(args = String[]) public static
lcl = RDOMSerialization()
lcl.buildDOMDocument()
... |
http://rosettacode.org/wiki/Write_language_name_in_3D_ASCII | Write language name in 3D ASCII | Task
Write/display a language's name in 3D ASCII.
(We can leave the definition of "3D ASCII" fuzzy,
so long as the result is interesting or amusing,
not a cheap hack to satisfy the task.)
Related tasks
draw a sphere
draw a cuboid
draw a rotating cube
draw a Deathstar
| #AWK | AWK |
# syntax: GAWK -f WRITE_LANGUAGE_NAME_IN_3D_ASCII.AWK
BEGIN {
arr[1] = " xxxx x x x x"
arr[2] = "x x x x x x"
arr[3] = "x x x x x x"
arr[4] = "xxxxxx x x xx"
arr[5] = "x x x xx x xx"
arr[6] = "x x xx xx x x"
arr[7] = "x x xx xx x... |
http://rosettacode.org/wiki/Write_entire_file | Write entire file | Task
(Over)write a file so that it contains a string.
The reverse of Read entire file—for when you want to update or create a file which you would read in its entirety all at once.
| #Ring | Ring |
write("myfile.txt","Hello, World!")
|
http://rosettacode.org/wiki/Write_entire_file | Write entire file | Task
(Over)write a file so that it contains a string.
The reverse of Read entire file—for when you want to update or create a file which you would read in its entirety all at once.
| #Ruby | Ruby | open(fname, 'w'){|f| f.write(str) } |
http://rosettacode.org/wiki/Write_entire_file | Write entire file | Task
(Over)write a file so that it contains a string.
The reverse of Read entire file—for when you want to update or create a file which you would read in its entirety all at once.
| #Rust | Rust | use std::fs::File;
use std::io::Write;
fn main() -> std::io::Result<()> {
let data = "Sample text.";
let mut file = File::create("filename.txt")?;
write!(file, "{}", data)?;
Ok(())
} |
Subsets and Splits
Rosetta Code COBOL Python Hard Tasks
Identifies and retrieves challenging tasks that exist in both COBOL and Python, revealing cross-language programming patterns and difficulty levels for comparative analysis.
Rosetta Code Task Comparisons
Identifies tasks common to both COBOL and Python languages that are described as having difficulty levels, revealing cross-language task similarities and providing useful comparative programming examples.
Select Specific Languages Codes
Retrieves specific programming language names and codes from training data, providing basic filtering but limited analytical value beyond identifying these particular languages.