A book on the working of a Query Engine as part of a database.

A really interesting demo on visualizing on perplexity of a LLM. I knew about perplexity metric from the theory, where it's the average log-likelihood for the distribution of current tokens given previous tokens. The demo makes the idea more intuitive by showing the perplexity for each token and how they're calculated.

Another iceberg explain post, this time for postgres!

A nice wayland protocol explorer.

Nice 8x8 bitmap fonts freely available.

Search Wikipedia entries by meaning. It builds an embedding database for each Wikipedia articles. The search is done locally in the browser with onnx sentence transformer. The author has a post on how it was made possible with quantization to compact millions of vectors to manageable size (megabytes) for offline use.

A feature-rich search service for Reddit. Capability includes searching removed posts and comments.

Self-hostable client side PDF tool set.

Turns out there are, expectedly, people who look for alternative to Calibre. This is a comprehensive post listing the replacement for various features of Calibre.

I currently don't have a satisfactory solution yet.