install fish code example

Example 1: how to install fish in debian

$ sudo apt install fish -y

Example 2: where is fish shell installed ubuntu

# fish binary located either in:
usr/bin/fish
# or
usr/local/bin/fish
# or
/bin/fish

Example 3: enable fish shell in alacrtity teminal

# ~/.config/alacritty/alacritty.yml
# edit -> program: /bin/bash
shell:
  program: /usr/bin/fish
  args:
    - --login
    - --init-command
    - "echo hello"