“A CAPTCHA (an acronym for “completely automated public Turing test to tell computers and humans apart”, trademarked by Carnegie Mellon University) is a type of challenge-response test used in computing to determine whether or not the user is human.”
This technology is mainly used to filter all those spammers from the normal commenting users. Schrankmonster even uses this technology. Kiesow doesn’t like very long captchas and I don’t like dumb ones…like this one which was sent in by Tomasz Naumowicz:
Source 1: http://www.kiesows.de/blog/2006/07/19/captcha-2
Source 2: http://en.wikipedia.org/wiki/Captchas
I want to share with you a fantastic page where Pascal Buire discusses his investigations on Google Earths tiling and algorithms:
“This is my analyse about how google map works, et specially how the tiles are encoded. Google map uses pre-rendered tiles that can be obtained with a simple url. This article explains how to build the url for a tile from its geo coordinates (latitude/longitude)”
Google Earth mirroring anyone?
Well it’s just a great looking USB hub that plays a sound on your PC when you press the big red button…
Source: buy it…or not
I told you that there will be a 720p movie of the planets rendering available soon. And here it
It’s also available through the podcast or directly linked here.
Here we are – the newest episode of XBox3000 TV (german).
Download WMV (1100 MB)
Download iPod kompatibles MP4 (480 MB)