原文地址:http://stackoverflow.com/questions/2191632/begin-rescue-and-ensure-in-rubyYes, ensure ensures that the code is always evaluated. That's why it's called ensure. So, it is equivalent to Java's and C#'s finally.The general flow of begin/rescue/else/ensure/end l...【阅读全文】
原文地址:http://stackoverflow.com/questions/156362/what-is-the-difference-between-include-and-extend-in-rubyJust getting my head around Ruby metaprogramming... the mixin/modules always manage to confuse me.include : mixes in specified module methods as instance methods in t...【阅读全文】
来源:http://programming-tut.blogspot.jp/2009/10/ruby-on-rails-for-loop.htmlMethodExample CodeOutputFor Loop<% for i in 0..9 %>Result: <%= i %>,<% end %>Result: 0,1,2,3,4,5,6,7,8,9...【阅读全文】