Game developer and full stack software developer. E.I.T. Writer. Game designer. Likes Dogs.
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As a gamedev, those slowdowns are common. Ui rendering, due to transparency, layering and having to redraw things, and especially from triggering allocations, can be a real killer. Comparing old vs new before allowing it to redraw is really helpful. I found layers and transparency was a killer in css as well in one project, but that was more about reducing layers there
This project is an enhanced reader for Ycombinator Hacker News: https://news.ycombinator.com/.
The interface also allow to comment, post and interact with the original HN platform. Credentials are stored locally and are never sent to any server, you can check the source code here: https://github.com/GabrielePicco/hacker-news-rich.
For suggestions and features requests you can write me here: gabrielepicco.github.io