2008-08-19から1日間の記事一覧

ActiveSupport、Numeric#to_utc_offset_s

ほぼ、まんま >> require "rubygems" => true >> require "active_support" => true >> -21_600.to_utc_offset_s => "-06:00" >> -21_600.to_utc_offset_s(false) => "-0600" >> 60*60*9 => 32400 >> -32_400.to_utc_offset_s => "-09:00"

JDK5.0 新機能:enum

「4.1. 簡単な enum」ほぼ、まんま enum C2008081900_Color { RED, BLUE, YELLOW, BLACK, WHITE } public class C2008081900 { public static void main(String[] args) { C2008081900_Color white = C2008081900_Color.valueOf("WHITE"); System.out.printl…

ディレクティブ leftop, rightop

#!/usr/bin/env perl use strict; use Parse::RecDescent; use Data::Dumper; my $grammar = q{ inputs : disjunction { print Data::Dumper::Dumper($item[1]); } disjunction : <leftop: /\w/ 'or' /\w/ > }; my $parse = new Parse::RecDescent ($grammar); while (<>) { defined $</leftop:>…

string.gsub

まんま #!/usr/bin/env lua print(string.gsub("Linguagem Lua 3.0", " ", "+")) texto = " Linguagem Lua 3.0 " print(string.gsub(texto, " *", " ")) lista = [[ arq.txt texto.txt r.txt ]] print(string.gsub(lista, "(.*)%.txt\n", "move %1.txt %1.ba…