A curated collection of tutorials that show how to recreate well-known technologies, from databases and shells to game engines and operating systems. It suits developers who learn by building, and students who want to understand the internals of tools they use every day.
Guides are grouped by category, covering topics such as Git, Docker, regex engines, neural networks and blockchains. Each category links to tutorials written in different programming languages, and the community-maintained list means guides vary in length and depth.
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Hundreds of tutorials that guide you through building real apps in many languages
