Exercise: Fewer Keystrokes

Exercise: Fewer Keystrokes: Exercise: Fewer Keystrokes.

Updated November 10, 2026

1. Exercise: Fewer Keystrokes (Journeyman): Finish Grandma's photo book the fast way, setting PSReadLine up with a list view and a longer memory, fixing a long command with keys, finding an old command in a saved history, and writing one-line commands with && and || that a Pester check runs where the first step works and where it fails.