D3G/timecop
A gem providing "time travel", "time freezing", and "time acceleration" capabilities, making it dead simple to test time-dependent code. It provides a unified method to mock Time.now, Date.today, and DateTime.now in a single call.
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D3G
Discovered public repositories for D3G in the GitHub catalog.
D3G/browser
Do some browser detection with Ruby. Includes ActionController integration.
D3G/select2-rails
Integrate Select2 javascript library with Rails asset pipeline