Laurent Hinoul

“Always code as if the guy who ends up maintaining your code will be a violent psychopath who knows where you live” – John Woods




Hello there! My name is Laurent Hinoul. I’m a software developer who lives in Belgium. I mainly program in Java and use technologies/frameworks like Spring, Maven, Angular, MongoDB…

Besides developing, I’m interested in home automation and music. I am volunteering as a Firefighter and Paramedic too. But most importantly, I love to be a husband and father.

We as developers sometimes run into problems that takes us some time to resolve. Through this blog, I would like to share mine I took care of. Enjoy reading…

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How to fix jasperserver tree load error


I was using Jasperserver in different browser tabs and did many changes. Suddenly, I got an error like ‘Tree load error‘. To fix this, you need to clean your computer with a program like CCleaner. This was the only solution that worked for me. Even restarting the server didn’t help.

To download CCleaner, go to . I hope this works for you too. Enjoy!

How to optimize MySQL


On , you find two interesting tools for MySQL. A configuration wizard that recommends a MySQL configuration based on your server settings. There is also a query analyzer tool that analyzes your SQL query and provides feedback. To use the tools, you need to log in, but they are free! MySQL settings optimizer The MySQL optimizer will ask you to fill in your server configuration and database...

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