Technology opinions and digital photography

  • Giraffes from Kenya

    Giraffes from Kenya

    Young males tend to fight together useful wide head moves. Here are a few giraffes suddenly met while in the middle of a personal fight. Wide slow motion, violent collisions, elegance of the very dynamic exchanges. Click on the thumbnails to enlarge them

  • Test your color vision

    Test your color vision

    Are you colour-blind like 5% of European male population? This is the question that will receive an answer here. You will even know the exact form of colour-blindness is yours when browsing to test your colour vision. You will have to check little images like the one here and indicate what you see (not everybody…

  • Wallpapers: Quality photos

    It is always more pleasant to work with a nice wall paper on your PC (or Mac) desktop. Here are two interesting source sof beautiful wallpapers based on photographic quality images: dozens of nature-oriented images (including some cartoons) on UsingMac.com; ligthning and storms (15 images). Downright spectacular.

  • Camouflage in nature

    Camouflage in nature

    A very nice set of camouflaged animals. Source: Daily Mail.

  • Cheetah and cubs

    Cheetah and cubs

    A cheetah family (the other photos are on YLoveBigsCats.com). Cheetah (Acinonyx jubatus, Guépard, Guepardo), Masai Mara, Kenya, September 2008.

  • Baboons

    Baboons

    A few baboons walking down a Kenyan road. Click on the thumbnails to enlarge them Guinea Baboon (Papio papio, Babouin de Guinée, Papión de Guinea), Masai Mara, Kenya, September 2008.

  • PDF: Rape the protection

    This secret is almost public: PDF documents protected by a password (to prohibit cut-and-paste or print functions) are badly protected. As a matter of fact, there is even a fereeware utility program available for Windows whose only aim is to run around this protection. Freeware PDF Unlocker, even if it does not do much and…

  • Giant Yosemite photo

    Giant Yosemite photo

    What is clearly one of the largest digital photos ever taken is presented by Gerard Maynard. 17-giga-pixel image where you can zoom in to look at interesting details.

  • Defragment like a God

    Defragmenting your hard disc drive may not be the latest fad, but it still is useful to improve the performance of a disc drive that’s been used for months or years and now looks more like a mouldy swiss cheese than a nice little techo-gadget. The solution: defragmenter your disc drive(s). Here are a few…


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