Installing Golang is really easy, just following the instructions in the official guide. For example, for RHEL/CentOSm we would do something like:
golang_archive_filename=go1.10.3.linux-amd64.tar.gz
curl -o ${golang_archive_filename} https://dl.google.com/go/${golang_archive_filename}
tar -C /usr/local -xzf ${golang_archive_filename}
cd /usr/local/go/bin
cp -rfp /usr/local/go/bin/* /usr/bin/
However here are a few other ways to install Golang:
RHEL/CentOS install tips
A quick way to install Golang is via yum:
yum install golang
But note that there's a good chance the Go version yum installs could be at least several versions behind.
MacOS install tips
You can install golang using brew. With brew it's as simple as:
$ brew install go
Then when new version of golang comes out, you can just do:
$ brew upgrade golang
Windows Install tips
You can install Golang using chocolatey:
c:\ choco install golang
Then when new version of golang comes out, you can just do:
c:\ choco upgrade golang
Conclusion
As you can see, installing Go is quite straightforward. After it has been installed you can test if the install was successful by just running go on the command line. You an also check which version you have installed by running:
$ go version go version go1.10.3 darwin/amd64