The Magic Dot: Repeat Command

Undo, Redo, and Vim's Time Machine

Task Instructions

Learn the powerful dot (.) command to repeat your last change

Fix the first typo manually using 'x' to delete the extra letter, then navigate to similar typos and use '.' to repeat the deletion. This teaches the powerful pattern of 'do once, repeat many'.

Learning objectives

Master the dot (.) command to repeat changes
Understand how to efficiently fix repetitive patterns
Build muscle memory for the repeat workflow

Required keystrokes

Your submission is checked for these keystrokes, not just the final text — so reach for the technique, not a workaround.

\. Use the repeat command (.)
x Delete a character

Helpful commands

.: Repeat last change
x: Delete character
n: Go to next search match

Stuck? Peek at a hint 1 hint · try it on your own first

The dot command (.) repeats whatever change you just made. Fix one typo, then use '.' on similar typos.

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the-magic-dot-repeat-command.txt

1" Read the task on the left.

2" A live Vim editor opens right here.

3" Finish the edits, then submit.

NORMAL 1,1 All

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Take your time with the task — start whenever you're set.

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