Railsware Product StudioProducts If you’re an investor or Railsware products user, check out Mailtrap, Coupler, and SmartChecklist Services If you're an entrepreneur looking for a tech partner, we will help you to succeed with your product
Ruby 2.0 Enumerable::Lazy | Railsware Blog
My Enumerable::Lazy patch was accepted into ruby trunk few days ago. So, in ruby 2.0, we can go like this: a = [1,2,3,4,2,5].lazy.map { |x| x * 10 }.select { |x| x > 30 } #=> no evaluation a.to_a #=> [40, 50], evaluation performed - no intermediate arrays generated. Why?Ruby is awesome language, and while being an imperative one, still allows us to write an elegant, functional programming style co
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
