SnapAdmin: automatically generated CRUD web UI for Spring Boot/JPA apps

TLDR: Spring Boot Database Admin (now renamed SnapAdmin) is a lightweight dependency that you can integrate into your Spring Boot/JPA applications to have an automatically generated CRUD management interface based on your JPA classes. It’s released on Github and distributed on Maven. If you want to see what it looks like, you can check the […]

GPT-3 generated Hacker News summaries in the style of n-gate.com

Visit the original n-gate.com for context. 23-29 January, 2023 Replacing a SQL analyst with 26 recursive GPT prompts (comments) An Internet replaces a person with a series of increasingly desperate computer programs. Hackernews is both outraged and excited by the idea of replacing human labor with increasingly desperate computer programs. One Hackernews is mad that […]

Creating a 2D physics engine from scratch in Javascript

Writing a physics engine is an extremely complex task. It requires knowledge of physics, math and programming in order to create an accurate and efficient implementation. However, if we put aside performance and restrict us to the most important features, creating a simple engine is surprisingly straightforward and very satisfying. In this article, we will […]

Traderino update #1: Multistrategy testing and improved bot commands

It’s been two weeks since my last blog post and finally a new update for Traderino is ready. As usual, let’s do a small recap of what happened in the last couple of weeks. In these 9 days of trading we’ve had some big swings in profits but it seems for now Traderino managed to […]

Traderino and its first week of automated cryptocurrency trading

This is the follow-up to my previous post about Traderino, a bot that trades cryptocurrency futures on Binance and reports his action on Telegram. Jump to the previous article if you want to know more, or keep reading to see what happened during his first week of simulated trading. Timing has been far from perfect […]

I’m building a cryptocurrency trading bot that you can follow live on Telegram

TLDR: I’ve been working on a cryptocurrency trading bot that you can follow live on Telegram. It’s currently doing simulated trades on all Binance perpetual futures pairs. If the results are promising, I will run it with a real budget. If you look at the history of the channel you can see how the bot […]

Turn any Wikipedia article into a video, automatically

TLDR: I built a tool to automatically generate videos from Wikipedia pages. Check the video below or the YouTube channel if you want to see the end result or keep reading for an overview of how it works. Update (24 June 2022): The code for this tool is now released on Github. I’ve always been […]

Discovering Wikipedia edits made by institutions, companies and government agencies

Update Nov 2022: the tool is temporarily back online at wikiwho.ailef.tech. I didn’t bother setting up HTTPS so if you get a connection error be sure you’re using plain HTTP (old links in the article may still point to the HTTPS version). I also released the code on GitHub if you want to have a […]

Web Scraping with Java and Jsoup

Web scraping refers to the process of automatically extracting structured information from websites. The amount of information available online keeps increasing every day, but it is often hard to access when an API is not available to access the data programmatically. If you work in software development, it’s very likely you’ve already been in this situation before or are in this situation right now: if that’s the case this article will give you a very quick start on how to scrape web pages using Java and the Jsoup library.