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 F. Woods

Category: PC

How to use a JNLP file

This weekend, someone asked me for help with a specific file. He has an Audi and wanted to upgrade his GPS maps. But all he has was an 8 KB downloader file with a JNLP extension. When opening the file, he gets an error that says that the extension is not recognized. First, I’ll give you Oracles explanation of JNLP:…

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 https://www.piriform.com/ccleaner. I hope this works…

How to optimize MySQL

On https://tools.percona.com/, 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…

how to change qwerty to azerty in windows

Sometimes when you pressed a wrong keyboard combination, it is possible that your keyboard layout changed from azerty to qwerty or from qwerty to azerty. Mostly you don’t know how you changed it and how you change it back to your original layout. To do so, press alt + shift and you changed back your keyboard layout. Enjoy!