Claude

Rename a variable everywhere, safely

Edit it in place, then copy. The highlighted parts are the ones meant to change.

Edits stay on this page — nothing is saved or sent.
The slots are named rather than numbered — {{old}} and {{new}} beat $1 and $2 when you are reading a prompt back a month later.

More prompts

Rename `{old}` to `{new}` across this file and every file that imports it. Do not touch unrelated identifiers that happen to share the name.
Claude

Rename a variable everywhere, safely
Explain what this regex matches, in plain English, one clause at a time: `{pattern}`. Then give one input it matches and one it does not.
Claude

Explain a regex, plainly
Read this diff and write a commit message: one line under 70 characters, then a blank line, then why — not what — in 1-2 sentences.
Claude

Write a commit message from a diff

3comments

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  1. MR
    Maya Rodriguez 2 days ago

    The implicit grid explanation finally made this click for me. I had been declaring rows for years without knowing why it sometimes worked anyway.

    1. SS
      Swarnil Singhai 2 days ago

      That is exactly the trap — it works right up until the content count changes. Glad it helped.

  2. DK
    Dan K. 5 days ago

    Would love a follow-up on subgrid. It is the one part I still avoid.