title: New with Cocoapods, keep getting errors after installing
body: <p>this is the first time i am doing this, but after following the instructions online for cocoa pods it seems like I can't use it after installing. Can someone please help? </p>
  
  <pre><code>Ronalds-Air:~ ronaldm$ gem install cocoapods --user-install
  /System/Library/Frameworks/Ruby.framework/Versions/2.0/usr/lib/ruby/2.0.0/universal-darwin15/rbconfig.rb:213: warning: Insecure world writable dir /Users/ronaldm in PATH, mode 040707
  Fetching: cocoapods-1.0.1.gem (100%)
  WARNING:  You don't have /Users/ronaldm/.gem/ruby/2.0.0/bin in your PATH,
    gem executables will not run.
  Successfully installed cocoapods-1.0.1
  Parsing documentation for cocoapods-1.0.1
  1 gem installed
  </code></pre>
  
  <p>and then I tried this way </p>
  
  <pre><code>Ronalds-Air:~ ronaldm$ /Users/ronaldm/.gem/ruby/2.0.0/bin/pod install
  /System/Library/Frameworks/Ruby.framework/Versions/2.0/usr/lib/ruby/2.0.0/universal-darwin15/rbconfig.rb:213: warning: Insecure world writable dir /Users/ronaldm in PATH, mode 040707
  [!] No `Podfile' found in the project directory.
  </code></pre>
  
  <p>and I tried sudo but that didn't help, any help would be ver much appreciated  </p>