Install oh-my-zsh

 Install oh-my-zsh

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$> sudo apt install zsh

$> sh -c "$(wget https://raw.github.com/ohmyzsh/ohmyzsh/master/tools/install.sh -O -)"

$> vi ~/.zshrc

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ZSH_THEME="robbyrussell"

cambiar ZSH_THEME="agnoster"

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Editar Theme

vi ~/.oh-my-zsh/themes/agnoster.zsh-theme