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Creating a standard programming major mode presents significant challenges, with the intricate tasks of establishing proper indentation and font highlighting being among the two hardest things to get right. It's painstaking work, and it'll quickly descend into a brawl between the font lock engine and your desire for correctness. Tree-sitter makes writing many major modes a snap: here I demonstrate how to write a working indentation and font lock engine for HTML.

What's new in Emacs 29.1? I go through every change and annotate the ones I feel are interesting or worth knowing more about.

Emacs 29 introduces tree-sitter support, a powerful parsing library that enhances its understanding of source code. With this integration, Emacs gains features like precise syntax highlighting, accurate indentation and easier extensibility. Here's how you install and configure Emacs with tree-sitter support.

Some big name PokerStars Ambassadors have won EPT Main Event titles - how many can you name?

An interview with Mickey Petersen, author of Mastering Emacs Who are you, and what do you do? I'm Mickey Petersen. I live in London, UK. I'm a professional software developer, and I have been programming since I was around 10 years old. I did not have friends or family who knew much about computing, so I had to learn everything myself, from scratch.