Mastering the Basics: Essential Vim Commands in Linux Red Hat

Vim is a powerful text editor often used in Red Hat Linux environments, though it can be initially challenging for newcomers. One of the first hurdles is learning how to save and exit, with :wq being the key command for saving and quitting. Vim operates in different modes: Command, Insert, and Extended, requiring users to switch between them. Command mode handles navigation and commands, while Insert mode allows text entry. Extended mode, accessed with a colon (:), executes advanced commands like saving and quitting. Essential commands include :q for quitting, :q! for quitting without saving, and yy for copying a line. Deleting a line is achieved with dd, and pasting uses p. Navigation commands like gg (beginning), G (end), and ngg (line number) are also critical. Furthermore, undoing changes uses u, and redoing is achieved with Ctrl+r. Displaying line numbers with :se nu aids readability. Mastering these commands prevents data loss, allows efficient editing, facilitates quick navigation, and improves script readability. These fundamental Vim skills are crucial for system administration, DevOps, and cloud computing roles in a Red Hat Linux environment. Learning these commands is a solid starting point for any Linux user.