After a more thorough analysis, I believe that I have now a clear image of what happened to . It appears that a hacker introduced itself into our web site through an insecure WordPress plugin. The security defect has been corrected relatively quickly, but it left a wide open gap during a few days. The… Read More
This appears to be one of the most imprecise errors a web server can through at you. More or less, it means “I tried but I can’t serve and I can’t help with more precise information”. People and forums tend to say that this may be related to database issues or .htaccess issues. But not… Read More
So, it had to happen one day. has been hacked. Nothing very terrible, but a few bad hours for an administrator. The site to be rebuilt in a matter of hours. Passwords to be changed. Several hours lost for nothing. There wasn’t much to steal (the users are not very many). But it is impossible… Read More
When you need to store data in a reliable way but you don’t need to read them often, this is named a “cold storage” need. This is typically what I needed for my Synology NAS where I wanted to backup data to an external site (but I don’t intend to actually use the backup since… Read More
Let’s admit that it won’t be easy to see such a whale shark baby playing (or discovering how to play) with the bubbles produced by scuba divers. So cute a baby! Source: Requin-Blanc.
Designed to help in a computer science and algorithms teaching course, these are great ideas of algorithm descriptions using only simplified drawings and no word (styled like Ikea assembly instructions). I love them. Idea-instructions.
It seems that I can help some readers with a library of information about GDPR, the new (in May 2018) European Regulation about Privacy and the handling Personal Data on web sites. It may appear as quite complex. So, I collected a list of those articles I found most interesting for a first reading/introduction (aimed at… Read More
Grey wolves are present in the Yellowstone National Park. But they are hard to come by and they do not often come near roads. Mostly, you may see then several hundrd yards from you. Let’s say one or two miles from the road… Grey wolf (Canis lupus, loup gris) Yellowstone National Park, Wyoming, USA, March… Read More
The Yellowstone National Park is known for its amazing thermal features: Geyzers Hot springs Fumeroles Mud holes etc. I collected a few images of these in a short album. You will easily notice that the fog from very hot water tends to completely change the way you look at things in Winter. Yellowstone National Park,… Read More
I have several web sites wirtten with WordPress and I needed to comply with the new GDPR European regulation (new in May 2018). After a few hours of work to find how to do this right… I decided to share my experience and show the steps I went through; not very difficult, but rather lenghty,… Read More
You may not have noticed it but European Regulations recently required some significant changes on web sites, in order to make sure that they are respectful of their visitors and -even more importantly- of the privacy of their data. Our web site has been adapting since a few weeks with a few nice changes, including:… Read More
Our computers have more and more USB ports, and we have so many storage drives plugged into them (USB drives, USB thumb drives, memory card readers, etc.) that it is somewhat difficult to recognize them all when they are displayed on the desktop. In the example below, you wonder which one is which among all… Read More