Ruby Blocks as Dynamic Callbacks
Callbacks are a great technique for achieving simplicity and flexibility. Simply put, a callback is a block of code passed as an argument to a method. In Ruby, code blocks are everywhere and Ruby makes it trivial to pass a block of code to methods. For example: def foo(bar, &block) callback = block callback.call(bar) end foo(5) {|x| x * x} # => 25 But what do we do when a method needs two blocks o
Minitest Quick Reference
UPDATE: I’ve added a new section on stubbing with MiniTest and a few helpful comments to the code samples. MiniTest, as the name suggests, is a small and fast unit testing framework. Shipped with Ruby 1.9, MiniTest supports a complete suite of testing capabilities such as TDD, BDD, mocking, and benchmarking. This quick reference aims to demonstrate MiniTest’s main concepts and provide real world e
5 Reasons Why Rubyist Will Love Swift | Littlelines
At Littlelines, we are very excited by Apple’s announcment last week of their brand new programming language for building iOS and Mac apps called Swift. As developers, we get very curious when new languages are announced and this was no exception. For the past week, I’ve been buried in books, articles, and screencasts on all things Swift. Along the way, I’ve recognized a few things about Swift tha
1
リリース、障害情報などのサービスのお知らせ
最新の人気エントリーの配信
処理を実行中です
j次のブックマーク
k前のブックマーク
lあとで読む
eコメント一覧を開く
oページを開く
