tonytonyjan

1. Go to YouTube to find the video that you want to download.
2. Copy the script to your browser navigation bar, then you'll get the download URL.
3. You can save it to your bookmark.

Note: This script does not support HTML5 player since it's much easier to retrieve the source URL by viewing the source page.

1. 到 YouTube 瀏覽你要下載的的影片網址。
2. 將程式碼貼到網址列上（含前面的 javascript:），你將得到一個載點。
3. 你可以將此程式碼存到你的書籤。

tonytonyjan

var recognition = new webkitSpeechRecognition();
recognition.continuous = true;
recognition.lang = 'cmn-Hant-TW';
recognition.onerror = function(event){console.error(event)}
recognition.onresult = function(event){
  str = event.results[event.resultIndex][0].transcript
  switch(true){
    case /下一?頁$|next page$|next$/.test(str):
      Reveal.next();
      console.info(str);

tonytonyjan

#!/usr/bin/env ruby
# frozen-string-literal: true

平仮名 = {
  清音: {'あ' => 'a', 'か' => 'ka', 'さ' => 'sa', 'た' => 'ta', 'な' => 'na', 'は' => 'ha', 'ま' => 'ma', 'や' => 'ya', 'ら' => 'ra', 'わ' => 'wa', 'い' => 'i', 'き' => 'ki', 'し' => 'shi', 'ち' => 'chi', 'に' => 'ni', 'ひ' => 'hi', 'み' => 'mi', 'り' => 'ri', 'う' => 'u', 'く' => 'ku', 'す' => 'su', 'つ' => 'tsu', 'ぬ' => 'nu', 'ふ' => 'fu', 'む' => 'mu', 'ゆ' => 'yu', 'る' => 'ru', 'ん' => 'n', 'え' => 'e', 'け' => 'ke', 'せ' => 'se', 'て' => 'te', 'ね' => 'ne', 'へ' => 'he', 'め' => 'me', 'れ' => 're', 'お' => 'o', 'こ' => 'ko', 'そ' => 'so', 'と' => 'to', 'の' => 'no', 'ほ' => 'ho', 'も' => 'mo', 'よ' => 'yo', 'ろ' => 'ro', 'を' => 'o'},
  濁音: {'が' => 'ga', 'ざ' => 'za', 'だ' => 'da', 'ば' => 'ba', 'ぱ' => 'pa', 'ぎ' => 'gi', 'じ' => 'ji', 'ぢ' => 'ji', 'び' => 'bi', 'ぴ' => 'pi', 'ぐ' => 'gu', 'ず' => 'zu', 'づ' => 'zu', 'ぶ' => 'bu', 'ぷ' => 'pu', 'げ' => 'ge', 'ぜ' => 'ze', 'で' => 'de', 'べ' => 'be', 'ぺ' => 'pe', 'ご' => 'go', 'ぞ' => 'zo', 'ど' => 'do', 'ぼ' => 'bo', 'ぽ' => 'po'},
  拗音: {'きゃ' => 'kya', 'ぎゃ' => 

tonytonyjan

安裝 sqlite3 gem

1. 到官方網站下載兩個東西：

   1. Source Code (for header file)

   2. Precompiled Binaries for Windows (for DLL file)

      給 64 bit 使用者

由於 SQLite3 官方沒有提供 64 位元的 DLL，我們得自己編譯，好消息是當我們按照 DevKit 安裝手冊完成安裝後就有編譯器可用，以筆者為例，位置在 C:\DevKit\mingw\bin\gcc.exe。

tonytonyjan

專案名稱：Logdawn 部落格網站

主旨：打造一個給理工人使用的部落格網站

基本功能

• 使用者可以使用 FB、G+、GH 登入

發表文章

tonytonyjan

answer = 0.upto(9).to_a.sample(4).join

while true
  puts 'wrong format, should be 4 digits.' until (guess = gets.chop!) =~ /^\d{4}$/

  a = b = 0
  guess.each_char.each_with_index do |c1, idx1|
    answer.each_char.each_with_index do |c2, idx2|
      if c1 == c2
        idx1 == idx2 ? a += 1 : b += 1

tonytonyjan

exit if (level = ARGV[0].to_i) <= 0

def combination n, r
  return 1 if r == 0
  n.downto(n-r+1).inject(:*) / r.downto(1).inject(:*)
end

max_length = combination(level-1, (level-1)/2).to_s.length
ary = [1]
0.upto(level-1).each do |i|

tonytonyjan

require 'socket'

class Client
  def initialize server, socket
    @server, @socket = server, socket
    start
  end

  def send message
    @socket.puts message

tonytonyjan

n = ARGV.first.to_i
fact = Hash.new(0)
while match_data = /^(.{2,}?)\1+$/.match('.'*n)
  fact[match_data[1].length] += 1
  n /= match_data[1].length
end
fact[n] += 1
puts fact.sort.map!{|k,v| "#{k}#{"**#{v}" if v > 1}"}.join(' * ')

tonytonyjan

class Interactor
  attr_reader :error

  def self.perform(*args)
    new(*args).tap { |interactor| catch(:fail) { interactor.perform } }
  end

  def success?
    @error.nil?
  end