Blog of popular science about the more exiting branches of computer science.
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221
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-15
Posted on: Jan, 25th 2011
A lot of programs wrote in C, Unix operating systems and others based in this, use a date format that consist in count the seconds that have passed from the midnight of the January 1, 1960, without counting leap seconds. This format is called POSIX and when arrives the moment 19/01/2038 03:14:07, the counter will show incorrectly the date 1901/12/13 20:46:52, causing errors in a lot of programs. Follow reading "The effect 2038"
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8168
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-14
Posted on: Oct, 8th 2010
A lot of people have only one partition in the hard disk where is the operating system, the virtual memory paging file and their personal files, because is as usually comes a computer newly purchased with Windows. Often I surprise discover the quantity of technical and people, that say be expert without having basics knowledges of the topic, that recommend have only one partition because, according to them, the hard disk works faster, when really is the opposite. Do you want to know why? Read all about of "Partitions of the hard disk. Are good or bad?"
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325
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36
Posted on: Sep, 14th 2010
How many times have you hear, told or wrote the expression X megs of bandwidth. I'm sure that a lot of times, because the continued use of this phrase, have been converted in the regular way of talking of all the people and is totally incorrect. Something seemed happens when say that we weight 154 pounds, being the pound a unit of mass and not of weight. We must say: "I weight 70 kiloponds" or "I weight 154 pounds-force". Follow reading if you want to know why the case of the megs of bandwidth, also is incorrect. Don't left of read the rest of "The Megs of bandwidth doesn't exists"
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213
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11
Posted on: Jan, 4th 2011
To identify any device in Internet, this must have a IP assigned (is something similar to a telephone number that identifies uniquely every computer). But these numbers, that use the format established by the protocol IPv4, are running out, making that in a few months would be necessary the use of numbers more large, whose format was established by the protocol IPv6. Surprise yourself with the rest of "2011: the end of IPv4 addresses"
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247
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-23
Posted on: Dec, 7th 2010
On 1980, Steve Kirsh and Richard F. Lyon developed independently the first prototypes of optical mouse, technology that will began to replace the old ball mechanical mice in the 2001. Opposite to the mechanicals, the optical mice can't stuck by the dirt and are lot of more precise. Here you will discover how works exactly. Continue discovering "How works an optical mouse"
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620
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17
Posted on: Dec, 10th 2010
The next week is the world release of TRON Legacy the adaptation of the old TRON, a cult film of the science fiction that launched Disney in July of 1982, being the first movie in the world that used animated computer graphics in a intensive way, in a epoch where begins to appear the first personal computers. Read all about of "TRON - The beginning of the computer graphics in the movies"