Tag: linux
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Useful Linux commands
Command Comment $ sudo su – Get root privileges and load the root user’s environment. $ sudo !! Repeat the last command with sudo privileges. $ printenv Prints all environment variables. $ ssh-copy-id remote-host Use locally available keys to authorize logins on a remote machine. $ journalctl -rx -p 4 Displays logs in the reverse…
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Adding directories to $PATH safely
$PATH is an environment variable containing a list of directories where executable programs are located in UNIX systems. The shell will search for executables in directories separated by the colon punctuation from left to right until it finds a match. A typical scenario is to add ~/.local/bin as the first directory in $PATH, so you…