Posts tagged "python"

A Python integer with the value 1 takes 28 bytes, and a million of them cost 36 MB where Rust would use 4. I expected mixed arrays to be slow in V8 and they were not. The cost that did show up was object shape, and it arrives as a cliff at the fifth shape.

The right way to learn Kafka is to build a tiny log broker — not a fake queue with ack/delete. One topic, one log file, one offset per consumer group. That is the whole model.

Exploring Python's dataclasses module - a decorator that automatically generates boilerplate code for classes that primarily store data, making them perfect for clean, readable data structures.

Exploring Python 3.10's powerful structural pattern matching feature that brings functional programming patterns to Python with elegant syntax and powerful matching capabilities.

Exploring Python's type hinting system - from basic annotations to advanced generic types, protocols, and runtime type checking that improves code quality and developer experience.