Shell_config.md

Shell config:

• Terminal Emulator: Terminal, iterm
• Shell application: Bash, Zsh, Fish

Choosing a shell

Bash:

• Most basic and popular shell.
• Default shell in most Linux OSes and MacOS upto Mojave
• Pros:
  • Basic and easy to use.
  • Plugin support via oh-my-bash:
• Cons:
  • Feature-less
• Recommended for:
  • Basic shell use

Zsh

• Default shell in MacOS Catalina
• Pros:
  • Default color coding
  • Automatic cd
  • Plugin support via oh-my-zsh:
    • Themes
    • Autocomplete
• Cons:
  • A little tricky to setup.
• Installation instructions:
  • Comes preinstalled, just switch shell by running:
    • chsh -s $(which zsh)
  • Install oh-my-zsh by running:
    • sh -c "$(curl -fsSL https://raw.github.com/ohmyzsh/ohmyzsh/master/tools/install.sh)"
• Recommended for:
  • Devs used to Bash
  • Devs working with a lot of existing scripts and aliases

Fish

• New 'exotic shell'
• Pros:
  • Default autocompletion
  • Real-time command syntax highliting
  • Plugin support via oh-my-zsh:
    • Themes
• Cons:
  • Has it's own language
    • Means, you'll need to convert all your alias and scripts to FISH.
• Installation:
  • Install via brew:
    • brew install fish
    • Set as default:
      • Add /usr/local/bin/fish to /etc/shells:
        • echo /usr/local/bin/fish | sudo tee -a /etc/shells
      • chsh -s /usr/local/bin/fish
    • Install oh-my-fish:
      • curl -L https://get.oh-my.fish | fish
      • Install oh-my-fish plugins:
        • omf install [name]
          • Example: omf install agnoster
      • Change theme:
        • omf theme [name]
          • Example: omf theme agnoster
• Recommended for:
  • Everyone who is currently not working with a lot of existing scripts and aliases