Ruby5 #404

Ruby5 - Episode #404 – September 20th, 2013

• explain_shell gem
  • $ explain find . -type f -print0
• "".gsub(rx) {}
  • 'Apollo 12'.gsub(/(\w+) (\d+)/) { |name, number| puts name, number }
  • 'Apollo 12'.gsub(/(\d+)/) { Regexp.last_match[1].to_i.next }
• Hexpress
  • hexp.start("http").maybe("s")
• Capybara2 and jQuery
  • jQuery UI Autocomplete
  • page.execute_script %Q{ $('##{field}').trigger('focus') }
  • page.execute_script %Q{ $('##{field}').trigger('keydown') }
  • page.execute_script %Q{ $('#{selector}').trigger('mouseenter').click() }
• MRI GC settings
  • export RUBY_GC_MALLOC_LIMIT=90000000
  • export RUBY_FREE_MIN=200000
• Rconsole
  • output debug messages from ruby code to the browser console

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♫ Yo Ho (A Pirate's Life For Me) - Pirates of the Caribbean

by SoundHound