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#!/usr/local/bin/ruby
# I'm novice.
$ARGS = ARGV.size
def option_arg(argv)
optq = []
optnumq = argv.size - 2
i = 0
@opamp
opamp / practice_libdb
Created June 21, 2011 16:41
practice_libdb_cxx
#include<iostream>
#include<cstdio>
#include<cstdlib>
#include<string>
#include<db_cxx.h>
using namespace std;
//BerkeleyDBの練習...
//db51のlibdb_cxx.aなどとリンクする必要があります。
@opamp
opamp / eculidean.rb
Created July 6, 2011 11:14
Euclidean algorithm
#!/usr/bin/env ruby
#-*- encoding:utf-8 -*-
# コマンドライン引数は 第一引数 >= 第二引数 でなければならない。
if ARGV.size != 2 then
STDERR::puts "Arguments error."
exit 1
end
@opamp
opamp / ls.rb
Created July 27, 2011 07:38
easy ls command (Practice)
#!/usr/bin/ruby -Ku
class Pdir
def initialize(dirnameArray,optionArray)
@AllPrintDirPATH = dirnameArray
@Alloptions = optionArray
@diro = Array.new
dirnameArray.each do |x|
if File.exists?(x) == true && File.directory?(x) == true then
@diro << Dir.open(x)
@opamp
opamp / yakubun.rb
Created August 5, 2011 09:54
yakubun
#!/usr/bin/env ruby
#-*- encoding:utf-8 -*-
def eukeides(m,n)
loop do
r = m % n
if r == 0 then
return n
end
m = n
@opamp
opamp / main.rb
Created August 10, 2011 02:43
Swing_test-JRuby
#!/usr/local/bin/ruby --1.9
#-*- encoding: utf-8 -*-
require 'java'
import 'javax.swing.JFrame'
import 'javax.swing.JButton'
import 'javax.swing.JTextField'
import 'javax.swing.JTextArea'
import 'javax.swing.JPanel'
import 'java.awt.BorderLayout'
@opamp
opamp / 3.rb
Created September 2, 2011 18:07
projectEuler3
#!/usr/bin/env ruby
#-*- encoding:utf-8 -*-
=begin
Question.
The prime factors of 13195 are 5, 7, 13 and 29.
What is the largest prime factor of the number 600851475143 ?
超へっぽこコード クラスにした意味がわからない。
@opamp
opamp / 7.rb
Created September 4, 2011 10:42
ProjectEuler7
#!/usr/bin/env ruby
#-*- encoding:utf-8 -*-
# * へっぽこコード
def isPnum?(a) #素数か判定する
sa = (Math::sqrt(a)).truncate
return true if a == 2 or a == 3
return false if a < 2
2.upto(sa) do |x|
if a % x == 0 then
@opamp
opamp / app.qml
Created September 21, 2011 08:32
QML練習0
/****************************************************************************
**
http://d.hatena.ne.jp/opamp_sando/20110921/1316594257
** Copyright (C) 2011 Nokia Corporation and/or its subsidiary(-ies).
** All rights reserved.
** Contact: Nokia Corporation (qt-info@nokia.com)
**
** This file is part of the examples of the Qt Toolkit.
@opamp
opamp / rvmKorundum.rb
Created September 21, 2011 14:32
This can install korundum to ruby 1.9.2 of rvm on ArchLinux.
#!/usr/bin/env ruby
#-*- encoding:utf-8 -*-
=begin
Copyright (c) 2011,opamp
All rights reserved.
Redistribution and use in source and binary forms, with or without modification, are permitted provided that the following conditions are met:
Redistributions of source code must retain the above copyright notice, this list of conditions and the following disclaimer.
Redistributions in binary form must reproduce the above copyright notice, this list of conditions and the following disclaimer in the documentation and/or other materials provided with the distribution.