Linux Commands

A list of linux commands I always forget

• pbcopy – send file to clipboard
  • pbcopy < ~/.ssh/id_ed25519.pub
• Public IP address:
  • curl ifconfig.me
• SSH Key Gen
  • ssh-keygen -t ed25519 -b 4096 -C “[email]” -f [filename]
  • ssh-copy-id -i ~/.ssh/[filename].pub [user]@[host]
  • Update ~/.ssh/config with :

Host custom_hostname
    HostName server_ip
    User user
    IdentityFile ~/.ssh/[filename]

ex

Host github.com
  AddKeysToAgent yes
  UseKeychain yes
  IdentityFile ~/.ssh/mikesmac_github