Hide Mozilla Flash ads
6th November 2002
Michel: How to hide Flash banner ads in Mozilla using a few lines of CSS added to the userContent.css file. A great example of CSS2 selectors at work.
More recent articles
- Changes in the system prompt between Claude Opus 4.6 and 4.7 - 18th April 2026
- Join us at PyCon US 2026 in Long Beach - we have new AI and security tracks this year - 17th April 2026
- Qwen3.6-35B-A3B on my laptop drew me a better pelican than Claude Opus 4.7 - 16th April 2026