While copying the official Flask tutorial, I got stuck because I didn't understand what create_app in flaskr/__init__.py was doing. When I actually extracted the contents to check, it was doing only ...

The best Data Science course in Delhi is available at the Boston Institute of Analytics (BIA), which provides 100% job placements through 350+ hiring partners. The institute combines Python, machine ...

Users of peer-to-peer networking outfit Tailscale might have struggled through some surprising outages beginning late last year. After a six-month investigation, the team finally knows why: A bug 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 ...

Databases are no longer just places to store application records. Today, they power real-time analytics, embedded SQL, caching, monitoring, replication, AI agent memory, and full application backends.

In this episode of The Programming Languages Podcast with Fexingo, Lucas and Luna explore why SQLite—a tiny, embedded database engine—is the most deployed database on the planet. They trace its ...

Overview SQLite databases live on disk as a single file, so it's tempting to think you can make database backups just by copying the file. But this doesn't ensure the copy takes into account any ...

SQLite databases in WAL mode accumulate changes in a write-ahead log. Long-running applications need a reliable way to flush that log and create consistent backups without stopping writes.

A high-performance SQLite logging handler for Python that stores log messages in an SQLite database. Built on top of Python's BufferingHandler, it provides efficient logging with minimal I/O overhead.

Cybersecurity researchers have disclosed three security vulnerabilities impacting LangChain and LangGraph that, if successfully exploited, could expose filesystem data, environment secrets, and ...

Google senior AI product manager Shubham Saboo has turned one of the thorniest problems in agent design into an open-source engineering exercise: persistent memory. This week, he published an ...

In this tutorial, we demonstrate how we use Ibis to build a portable, in-database feature engineering pipeline that looks and feels like Pandas but executes entirely inside the database. We show how ...