Although converting an image (usually in true color) to grayscale can sound like a simple operation if you are used to image processing software, PHP doesn't have a function for this conversion by default. ...

There are several ways I�ve seen over the years of interchanging 2 variables. I�ll show you here how you can do it with bitwise operations. This method is most efficient when used in combination with assembler. In C++ it is looked at more like a curiosity than a real method by most. However if you would want to make your C++ code harder to read, then this can be helpful. ...

Because Internet Explorer is very exposed to viruses, and the use of Firefox, Opera and other alternative browsers has become something usual, you may want to disable Microsoft's integrated browser. ...

The initial distributed file was AOL-data.tgz (439MB). Inside it contains a simple readme file and 10 .gz archives, each containing a CSV collection. With a packed size of about 45MB each, when extracted they reveal the true treasure: a nice collection of actual user searches (each file at about 200MB). ...

If you've ever wondered about the process that takes place when you power on your computer or if you need more information about updating your BIOS, you can learn more by reading this article. ...