As our life gets more and more complicated, we are much more susceptible to mistakes. How many times did you delete or modify a file before realizing the old version was much better? Things like this can be avoided by simply making backups of your files.. and why not do it automatically? ...

An IP address is an unique id for your PC when you are on the internet, and in most cases you are stuck with each other. The only exception is if your ISP is assigning the IP to you through DHCP (Dynamic Host Configuration Protocol), which means that you have a different one every time. Let's see two efficient methods of finding out your IP address. ...

Did you know that somebody with physical access to your PC can find out almost everything about your browsing habits and history? No? Well, you'd be surprised how easy it is, so let's see how you can erase the tracks of where you've been on the web. ...

Did you ever want to see how your website looks like in various browsers and operating systems? Now it's easier than you think: just let this neat website do screenshots of web pages you choose. ...

A histogram is: a graphical display of tabulated frequencies. In our case, color frequencies that appear in an image. In some image manipulation software this can be named also as Levels. ...