Reveal hidden whitespace

bash

sed -n 'l' config.yaml

Explanation

Useful when a file looks correct but still fails because of hidden whitespace or tabs.

Learn the surrounding workflow

Compare similar commands or jump into common fixes when this command is part of a bigger troubleshooting path.

Same sheet · prioritizing Linting and safe edits

Use a project-specific lint profile.

Open In sheetbashsame section

Locate tab characters that may break parsing.

Open In sheetbashsame section

Normalize indentation and layout automatically.

Open In sheetbashsame section

Use consistent spaces for nested levels.

Open In sheetyaml1 tag match

Illustrate a broken file caused by inconsistent nesting.

Open In sheetyaml1 tag match

Indent list items under their parent key.

Open In sheetyaml1 tag match