How to set up a self-hosted WAF for Webapps in 2 minutes ?

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Securing a web application usually means either routing private traffic through a third-party cloud CDN or wrestling with complex Nginx configurations. Here is how to set up Aegis—an open-source, self-hosted Web Application Firewall (WAF) and reverse proxy—in under two minutes. Choose either the quick installation script or Docker: Clone the repository and run the automated installer: git clone https://github.com/divinelabio/aegis.git cd aegis sudo bash install.sh Verify the systemd service is active: sudo systemctl status aegis Run the self-contained container with persistent data storage: do

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x402 Tutorial: Pay-Per-Call APIs for AI Agents, No API Key Required

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ProgrammingDEV Community ·

What Makes Something Worth Understanding?

The Question That Matters Some things are useful because they solve a problem. Others are worth understanding even when you are not going to use them tomorrow. That sounds obvious, but it is easy to forget when learning software development. We tend to measure everything by usefulness. Will this help me write better code?

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ProgrammingDEV Community ·

30 Japanese Names With Kanji, Meanings, and JavaScript Data

If you're building a game, character generator, username tool, writing app, or simply working with Japanese names, you may eventually need structured Japanese name data. A Japanese name isn't just a romanized word. The kanji can carry an important part of the name's meaning, and the same reading can sometimes have different kanji representations. I recently organized Japanese name data with the name, kanji, reading, gender, and meaning so it can be used more easily in software projects. Here are 30 examples from the Japanese name collection.

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ProgrammingDEV Community ·

Your Repo Has Tests. Can Your AI Agent Find the Command?

An AI coding agent can edit a repository faster than you can review the diff. Speed is not the same thing as a check. If the repository does not expose a command the agent can run, the agent still has to guess whether the edit works. That surrounding system is the harness: the instructions, skills, hooks, tests, CI, and guardrails wrapped around the model. The model is rented.

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