How to validate forms properly?

Form validation is not easy. Here are some useful dos and don'ts.  Although example are for the web, they also apply in desktop and mobile development.

Debugging iOS Safari

Debugging a website on a mobile device is hard. Here is a couple of ways how to do thing with Safari on iOS.

Detecting memory leaks via tests

Memory leaks happens more often than you can imagine. Here is how yo detect them by writing tests.

Minimal APIs in ASP.NET Core 6.0

ASP.NET has went from huge monolith framework to modular architecture that allows to create a minimal APIs.

13 APIs to Help You Build a Dating App

Do you want to build a Tinder? Here are some APIs that might help you create a first prototype.  All together, those APIs might be costly, but if you need to do something in a short time, this might be the way.

What's Inside the EU Green Pass QR Code?

Ever wondered what information is stored inside the Covid-19 vaccine's certificate? Here is the answer.

Please fix the AWS Free Tier before somebody gets hurt

The free tier on AWS is tempting, but be careful. The service is not perfect and not that intuitive, so you may and up loosing a lot of money.

MDB GO / CLI - Open source deployment tool & free hosting

Free hosting for your apps & databases.

Unreal Engine 5 Beginner Tutorial - UE5 Starter Course

Unreal Engine 5 is here and this is over 4 hours long introduction video covering all the basics.

Instagram finally explains how its algorithm works

Instagram revealed how posts get picked up and promoted on the platform.