Golang

Information about internal package , _ and . imports in Golang! If you come across any package named internal or you write a package with the name internal then it is treated special in Golang world! Only question to ask about it is, Who can import this internal package? And the answer is, any file out side the package containing internal package can NOT import internal because the name is self explanatory. Whereas, any file inside package that contains internal package, can import that internal package. ...

Find out where Golang is installed, generally on the fedora it is /usr/local/go Or if you have custom location then check with echo $GOROOT and go to the location and rename go directory using sudo mv go go1.7.3. We keep older version for safety. Now, go to https://golang.org/dl/ and download suitable version for your system. Lets say downloaded file is in ~/Downloads/ and then execute following (modify paths as required) ...