Pascal is a mature and dependable technology. Unfortunately, it is also aging and the pool of developers who know it well keeps shrinking. If your business runs on a Delphi or Lazarus application, I can help. I’ve spent two decades writing in Pascal. I started with Delphi 6 and worked my way through to Delphi …

In a recent project, I was working on a licensing system that had to work entirely offline. For this, I decided to rely on JSON Web Tokens, or JWTs. Lazarus has support for them, but it took me a while to get it working. First of all, make sure you are running a recent version of FreePascal. The JWT implementation was …

This article may contain affiliate links. In other words, I may get a commission if you make a purchase through my links, at no cost to you. A few months ago, I set up a Raspberry Pi to act as my personal server to securely receive files from my customers. It worked great, but I ran into an issue when I tried to read …

This article may contain affiliate links. In other words, I may get a commission if you make a purchase through my links, at no cost to you. As a programmer who writes cross-platform software for Windows, Mac, and Linux, I often deal with drives that open fine on one operating system but not another. Unfortunately, …

Developers often blame inefficient loops, database queries or hardware for performance issues. However, while developing a scanner in FreePascal, I discovered a massive bottleneck unrelated to code or hardware: the antivirus. If you are writing applications that need to open thousands of files – even just to read a few …