Goal: Build a small app that uses a SQLite database to store, retrieve, update, and delete data. You'll choose something personally interesting to track and build a working app around it using Python ...

In this tutorial, we build an EverMem-style persistent agent OS. We combine short-term conversational context (STM) with long-term vector memory using FAISS so the agent can recall relevant past ...

In this tutorial, we build a self-organizing memory system for an agent that goes beyond storing raw conversation history and instead structures interactions into persistent, meaningful knowledge ...

Get started with Java streams, including how to create streams from Java collections, the mechanics of a stream pipeline, examples of functional programming with Java streams, and more. You can think ...

Need more villagers for your survival world? In this tutorial, you’ll learn how to build an easy villager breeder farm in Minecraft 1.21+, fully working in both Java and Bedrock Edition. This design ...

Learn how to build an easy automatic cow farm in Minecraft 1.20+ for both Java and Bedrock Edition. This compact survival-friendly design generates cooked beef and leather on autopilot — great for ...

Imagine this: you’re in the middle of an important project, juggling deadlines, and collaborating with a team scattered across time zones. Suddenly, your computer crashes, and hours of work vanish in ...

We have seen how to read data from a file, either in unstructured text or CSV format, and how to write data in these formats. We’ve also seen how to read and write JSON. In this chapter we’ll see how ...

Happy Birthday, Java! Even as rivals Python and Rust claim the spotlight, proponents say the 30-year-old language will continue to forge ahead. Introduced by Sun Microsystems on May 23, 1995, Java is ...

Pull requests help you collaborate on code with other people. As pull requests are created, they’ll appear here in a searchable and filterable list. To get started, you should create a pull request.