Technology opinions and digital photography

  • Happy New Year 2019!

    My best wishes for the upcoming new year.

  • Merry Christmas

    Merry Christmas

    Merry Christmas to all and a Happy New Year for 2019!

  • More technical news about our web site hack

    More technical news about our web site hack

    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…

  • How to solve an HTTP error 500?

    How to solve an HTTP error 500?

    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…

  • Hacked web site

    Hacked web site

    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…

  • Archive a Synology NAS on external USB drives

    Archive a Synology NAS on external USB drives

    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…

  • Next time I dive, I want to meet this shark

    Next time I dive, I want to meet this shark

    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.

  • Ikea-style instructions for computer algorithms

    Ikea-style instructions for computer algorithms

    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.

  • Eagles in Yellowstone (Winter)

    Eagles in Yellowstone (Winter)

    Birds, squirrel, pine marter


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