tar -C /usr/local -xzf go1.9.2.linux-amd64.tar.gz
vi ~/.profile
export PATH=$PATH:/usr/local/go/bin
export GOROOT=/usr/local/go
export GOPATH=$HOME/go
export PATH=$PATH:$HOME/go/bin
. ~/.profile
cd ~
mkdir go
tar -C /usr/local -xzf go1.9.2.linux-amd64.tar.gz
vi ~/.profile
export PATH=$PATH:/usr/local/go/bin
export GOROOT=/usr/local/go
export GOPATH=$HOME/go
export PATH=$PATH:$HOME/go/bin
. ~/.profile
cd ~
mkdir go