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## postgres-brew.md

      
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                Installing Postgres via Brew (OSX)
              
          
    Installing Postgres via Brew

Pre-Reqs

Brew Package Manager
In your command-line run the following commands:

brew doctor
brew update


## README.md

      
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                Setting up environment variables with various shells
              
          
    What the hell are environment variables?

They're just variables you set on your system that various programs/processes can read. A fairly standard example in javascript circles would be setting your NODE_ENV variable to "production" or "development", altering how node code is executed on your system (for example showing more debug messaging when in development).
With most shells there's a way to set them for the current session, and a way to set them for all sessions. The following is meant to be a guide on how to set env vars in the various shells.
Bash (The default shell on OSX)

Setting for the session: