OSX
Installation guidelines for OSX.
We'll cover the following...
Homebrew
The easiest way to install Go for development on OS X is to use homebrew.
Using Terminal.app install homebrew:
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$ ruby -e "$(curl -fsSL https://raw.githubusercontent.com/Homebrew/install/master/install)"
Once homebrew is installed, install Go to be able to crosscompile:
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$ brew install go --cross-compile-common
In just a few minutes, go should be all installed ...