Converting a while loop to for loop has always been an area of interest for the programmers. Many times, like while using OpenMp for parallelization of sequential C code, we have to convert all the while loops to for loop. The C code given below operates on the input file test.C and generates another file, for.C [...]
Archive for April, 2010
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New Technology Helps Visually Impaired to ‘See’ Emotions
Posted by Saurabh on April 29th, 2010
Umea University (Sweden) (04/27/10) Wikman, Karin
Umea University’s Shafiq ur Rehman has developed a system that offers visually impaired users a method for interpreting people’s facial expressions. The system features a Web camera, hardware the size of a coin, and a tactile display. The system converts visual information from the camera into advanced vibrating patterns displayed [...]
Why the iPhone Could Be Bad News for Computer Science
Posted by Saurabh on April 27th, 2010
(04/23/10) Lomas, Natasha
Robert Harle, assistant director of research at the University of Cambridge’s Computer Laboratory, says the closed philosophy of devices such as the iPhone discourages the kind of tinkering that encouraged generations of computer scientists in the past. “People can use their iPhone…but they don’t want to delve into it, they don’t want to [...]
Peeking Into Users’ Web History
Posted by Saurabh on April 24th, 2010
Technology Review (04/21/10) Naone, Erica
In a test of Google’s privacy protections, European researchers were able to hijack Google’s personalized search suggestions to reconstruct users’ Web search histories. “The goal of this project was to show that personalized services are very dangerous in terms of privacy because they can leak information,” says Claude Casteluccia, a senior [...]
C Program for Matrix Multiplication
Posted by Saurabh on April 21st, 2010
The ordinary matrix multiplication is the most often used and the most important way to multiply matrices. It is defined between two matrices only if the width of the first matrix equals the height of the second matrix. Multiplying an m×n matrix with an n×p matrix results in an m×p matrix.
The C program below show [...]
