Watermarks are a great way to protect your photographs if you don't want other people misusing them. We will create a simple but effective text and turn into a Gimp brush so you will be able to stamp your work.
Scientist may be an expert in one or more areas of science. Some of them have decisively influenced on the development of mankind. Let see how many of them you know.
If you have activated the option to store passwords in Mozilla Firefox, than you can easily look at all password you have entered when you were browsing websites.
