The best way to switch to GNU Systems: Navigating Your Projects in Emacs

http://ruby-lang.org.ru –

"...The first thing I tried was a method called find-file-in-project. It was originally implemented by Phil Hagelberg as part of his “Another Ruby on Rails Mode” (arorem) and then also ported over to the current Rinari Is Not a Rails IDE. Basically, it indexes all the files in a “project” and then provides a nice interactive completing read to switch between them..."

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