You may need to rename several files in a folder following a pattern.

So… you have to copy several thousand of files and folders from one server to another. And you’re short of disk space, as usual, and you want to be as efficient as possible.

Sometimes we want to boot Linux with a older kernel than default. If it’s just one time, it’s a piece of cake to select it on the boot menu.

Coming from previous versions of Ubuntu, I’m getting some issues with the new configuration system on Ubuntu 18.04. Not sure if some of them are welcomed (to me) but… they are there so we have no option.

Today I realized one of my ESXi servers had system clock way long in the future. It has no internet access so I cannot simply update it with any of the multiple time servers around the world. I thought it was just a matter of simply do a date -s … but on ESXi console things are not usually so simpler.