update-golang
Easily fetch and install new Golang releases with minimal intrusion
...It is not harmful to run the script multiple times. Downloaded releases are kept as cache under '/usr/local'. You can erase them manually. By default, the script only detects actual releases (not beta releases, not release candidates). However one can force any specific non-final release. The default behavior is to install Golang globally for all system users. However, you can use the environment variables to point locations to your per-user home directory. The per-user installation does not need root (sudo) privileges. ...