The go tool can use many Unix shell environment variables dedicated to Go, including GOROOT, GOHOME, GOBIN, and GOPATH. The most important Go environment variable is GOPATH, which specifies the location of your workspace. Usually, this is the only environment variable that you will need to define when developing Go code; it is to do with the way the files of a project will be organized. This means that each project will be organized into three main directories, named src, pkg, and bin. However, many people, including me, prefer not to use GOPATH and manually organize their project files.
So, if you are a big fan of shell variables, you can put all these kinds of definitions in either .bashrc or .profile, which means that these environment variables will be active every time you log in to your Unix machine. If you are not using the Bash shell, which is...