问题 I just tried to use Homebrew and Linuxbrew to install packages on my Ubuntu Server but both failed. This is how I tried to install them: sudo apt-get install build-essential curl git m4 ruby texinfo libbz2-dev libcurl4-openssl-dev libexpat-dev libncurses-dev zlib1g-dev ruby -e "$(curl -fsSL https://raw.githubusercontent.com/Homebrew/linuxbrew/go/install)" I got the following warning: Warning: /home/tong/.linuxbrew/bin is not in your PATH. I vi my bash.bashrc in home/etc and add this: export