Whitespace Cleaner Articles

Whitespace as Syntax: Python Indentation, YAML Structure, Prettier, and .editorconfig

Python uses indentation as syntax; YAML prohibits tabs entirely; Make requires tabs. Here's whitespace as code structure, the tabs vs spaces debate resolved by autoformatters like Prettier and Black, .editorconfig for cross-editor consistency, and the CRLF vs LF line ending problem in mixed-platform teams.

Jun 11, 2026

Invisible Unicode Characters: Security Risks, Homoglyph Attacks, and Text Watermarking

Zero-width characters, BiDi control codes, and homoglyphs are used in phishing attacks, document watermarking, and the Trojan Source code injection vulnerability. Here's what invisible Unicode characters are, why they cause bugs, and how to detect and remove them.

Jun 9, 2026

Whitespace Cleaner — Remove Invisible Characters & Normalise Any Text

Learn what causes whitespace problems in text — non-breaking spaces, zero-width characters, BOM markers, mixed line endings — and how to use a free whitespace cleaner to normalise any text instantly.

Jun 6, 2026