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import java.util.Collections; | |
import java.util.HashMap; | |
import java.util.Map; | |
import java.util.function.LongPredicate; | |
import java.util.function.LongSupplier; | |
import java.util.stream.LongStream; | |
/** | |
* Primes generator. | |
*/ |
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datatype 'a stream = Empty | Cons of 'a * (unit -> 'a stream) | |
fun from n = Cons(n, fn () => from(n +1)) | |
val naturals = from(1) | |
fun filter f xs = | |
case xs of | |
Empty => Empty | |
| Cons(h,t) => if f(h) | |
then Cons(h, fn () => filter f (t())) |
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public static <T> Stream<T> concatenate(Stream<T>... streams) { | |
return Stream.of(streams).reduce(Stream.empty(), Stream::concat); | |
} | |
public static void main(String[] args) { | |
Stream<? extends CharSequence> res = concatenate( | |
Stream.of("One"), | |
Stream.of(new StringBuffer("Two")), | |
Stream.of(new StringBuilder("Three")) |
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[ | |
{ "keys": ["home"], "command": "move_to", "args": {"to": "bol"} }, | |
{ "keys": ["end"], "command": "move_to", "args": {"to": "eol"} }, | |
{ "keys": ["shift+end"], "command": "move_to", "args": {"to": "eol", "extend": true} }, | |
{ "keys": ["shift+home"], "command": "move_to", "args": {"to": "bol", "extend": true } }, | |
{ "keys": ["ctrl+home"], "command": "move_to", "args": {"to": "bof"} }, | |
{ "keys": ["ctrl+end"], "command": "move_to", "args": {"to": "eof"} }, | |
{ "keys": ["ctrl+shift+home"], "command": "move_to", "args": {"to": "bof", "extend": true} }, | |
{ "keys": ["ctrl+shift+end"], "command": "move_to", "args": {"to": "eof", "extend": true} }, | |
] |
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(function(){ | |
var index = ['A','B','C','D','E','F','G','H','I','J','K','L','M','N','O','P','Q','R','S','T','U','V','W','X','Y','Z', | |
'a','b','c','d','e','f','g','h','i','j','k','l','m','n','o','p','q','r','s','t','u','v','w','x','y','z', | |
'0','1','2','3','4','5','6','7','8','9','+','/','=']; | |
var octets = ["","0","00","000","0000","00000","000000","0000000"]; | |
var sixths = ["","00000","0000","000","00","0"]; | |
var paddings = [[],[],[64,64],[],[64]]; |
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function brainfuck(code,input){ | |
var pc = 0; | |
var sysout = []; | |
var sysin = input.split('').reverse(); | |
var ptr = 0; | |
var data = [0]; | |
var size = code.length; | |
var program = code.split('') | |
var loops = []; |
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var interpret = (function(){ | |
var stack = []; | |
var sysout = []; | |
var dir = '>' | |
var strmode = false; | |
var skipmode = false; | |
var pc = {row:0,col:0}; | |
var program = []; |
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function pascal(depth){ | |
var value = function(col,row){ return (col===1 || row===1 || col===row) ? 1 : value(col-1, row-1) + value(col, row-1); } | |
return Array.apply(null, {length: depth}) | |
.map(function(u,row,self){ return Array.apply(null,{length:row+1}).map(function(u,col,self){ return value(col+1,row+1)}); }); | |
} |
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function Value(value){ | |
this.value = value || 0; | |
} | |
Value.prototype.eval = function(){ return this; }; | |
Value.prototype.valueOf = function(){ return this.value.valueOf(); }; | |
Value.prototype.toString = function(){ return this.value.toString(); }; | |
var createOperator = function(){ | |
function reduce(oper){ |
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asDecimal = function(){ | |
var romans = {'I':1, 'V':5, 'X':10, 'L':50, 'C':100, 'D':500, 'M':1000 }; | |
return function(roman){ | |
return roman.split('').map(function(r){ return romans[r];}) | |
.reduce(function(res,n,i,digits){ | |
var prev = i > 0 ? digits[i-1] : 0; | |
return prev < n ? res + n - 2 * prev : res + n; | |
},0); | |
}; | |
}(); |