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
Common Buzzard (Buto buto, Buse variable). Parc National des Écrins (à proximité de Pelvoux), January 2018.
A few years ago I had written about Guillermo Luijk’s technique to remove completely noise from digital photos. We know that this is a difficult task, but his solution is relatively simple: Shot the scene in a correct exposure according to our usual workflow; Repeat the shot now reducing shutter speed by 4 f-stops that… Read More