>> require "rubygems" => true >> require "active_support" => true >> Date.current => Wed, 04 Feb 2009 >> Date.yesterday => Tue, 03 Feb 2009

import org.apache.commons.lang.math.NumberUtils; public class C2008122600 { public static void main(String[] args) { System.out.println(NumberUtils.isDigits("123")); System.out.println(NumberUtils.isDigits("1.23")); System.out.println(Numb…

Prelude> :m Text.ParserCombinators.Parsec.Language Prelude Text.ParserCombinators.Parsec.Language> :t haskellDef haskellDef :: forall st. LanguageDef st Prelude Text.ParserCombinators.Parsec.Language> :t commentStart haskellDef commentStar…

#!/usr/bin/env lua function print_table(t) table.foreachi(t, function (i, v) print(v) end ) end t = {"foo", "bar", "baz"} table.remove(t) print_table(t) print() table.remove(t, 1) print_table(t) で、 foo bar bar