Fix bundler error "can't find gem bundler (>= 0.a) with executable bundle"

This error message seems to be related to network or Bundler issue, but it isn't - newer version of Bundler requires new version of RubyGems, which is not updated by default. Here, you'll see how to fix this issue.

How to install gem without documentation

Hi, You've probably noticed that installation of gem documentation takes more time than installing gem itself. It can be annoying especially when you've alr...