xclip reference: copy-to-clipboard CLI

xclip is a nifty little utlity to make working in the terminal just a little more comfortable. It allows you to copy the contents of files or the output of other programs to the clipboard. Here are some use cases: xclip myfile.txt # Copy file to clipboard ls -l | xclip # Copy program output

Setting up passwordless SSH access on Linux

SSH stands for Secure Shell Host. It effectively allows you to access the terminal (shell) on a remote machine – securely. There are two ways to validate your identity when attempting to access a server via SSH: password, or SSH key pair. Password authentication is the default method: you run a command similar to ssh