Computable Minds

Blog of popular science about the more exiting branches of computer science.

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2518

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26

Posted on: Aug, 27th 2010
Code and a processor
In this post I'm going to explain something quite basic, but a lot of people unknown or simply don't understand well.
I'm going to clarify why the algorithms (sequence of steps that has to realizy a computer to complete a determinate task), are execute more faster in hardware than in software. Fill your mind with "Any algorithm in hardware is faster than in software"

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255

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70

Posted on: Aug, 24th 2010
CAPTCHA
The web pages increasingly receive more SPAM of programs that automatically fill the forms of the webs. To avoid it, appears the annoying CAPTCHA ("Completely Automated Public Turing test to tell Computers and Humans Apart"). A CAPTCHA consist in a test that has to pass the person that is filling the form, to demonstrate that is a human. But, are there any test that can surpass a human and not a machine? Follow reading "Could the CAPTCHA of the future distinguish a human from a machine?"

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2422

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18

Posted on: Aug, 20th 2010
Ostentatious utensil of virtual reality
The virtual reality is the creation of 3D interactive worlds by computer, with the intention of immerse the user in another reality. To this, normally, is used goggles that has an screen for each eye, creating the sensation of be in a 3D world around us everywhere. See here how has evolved this discipline. Read more of "Evolution of the virtual reality"

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308

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13

Posted on: Aug, 17th 2010
Firefox logo above of IE6 logo
A lot of enterprises announced already in the moment that will go to leave of giving support to the browser Internet Explorer 6 (IE6) in their tools, for instance: Google left of giving support in its searcher and Gmail, Facebook, Yahoo, Digg and Microsoft itself, that did a campaign to discredit to its browser that said: "You wouldn't drink nine year old milk, so why use a nine year old browser?". But there are good reasons for all of this. Follow reading "The worst virus of Internet: Internet Explorer 6"

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217

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15

Posted on: Aug, 13th 2010
Fragment of an entity relation schema
Unfortunately a lot of people, thinks that design a relational database is something very simple and that anyone that have a pair of classes of Microsoft Access in a academy can dedicate to it. But doesn't occur the same when instead of a database the work is about design a flat, an airplane or a car. In all this cases the people knows that needs an architect, an aeronautic engineer and automobile engineer, respectively. But who has the guilty of this way of think? Enter into "Why a database can't be designed by anyone?"

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229

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26

Posted on: Aug, 10th 2010
Party
The demoscene is an underground community that is dedicated to the programming of artistic creations called "demos" that compete at the scener parties. The demos are a kind of animation with music where the major part of the graphics are generated at real time from the code programmed by their creators. If you want know more about this world, explained by someone that was inside of it, that it's to say myself, read the rest of the post. Continue reading "The Demoscene world"