dee questions

• How do I use Rspec shared_examples across different files?
• How do I cache a personalised fragment in Rails 4?
• Implementing a NullObject pattern in Rails
• Any idea why mouseleave event is not registering when moving the cursor fast?
• Is !object.nil? == object.present? in Rails?
• How do I order results by hstore attribute in Rails 4?
• How does the `new` keyword work in this Ruby method definition?
• How can you call class methods on mailers when they're not defined as such?
• Does the order of gems in your Gemfile make a difference?
• How do I get the raw version of a gist from github?

dee answers