TDFSB reads directory information and displays it as a 3D world. cd’ing into another directory is possible by simply walking into the assigned sphere. It also reads images and text files and displays their contents. It plays MP3 files and MPEG-1 videos as 3D objects.
While my graphics card is not so 3d friendly, I still [...]

You know how to troubleshoot a performance problem, of course, but you should also regularly look for changes in the metrics that can indicate a problem. You can use these tools to measure the performance impact of a new application to your system.

top: top provides an ongoing look at processor activity in real time. [...]

Purity is an interactive purity test program with a simple, user interface and datafile format. For each test, questions are printed to the your terminal, and you are prompted for an answer to the current question. At a prompt, these are your choices:

y Answer “yes” to the question.
n [...]

General Steps to Increase System Security

Preparation: The first step is to understand security by doing research and then use that knowledge to plan your defense.

Planning: Security is an ongoing process, not just something you do once. Planning should be continual. Any security plan is only as good as its weakest point. After an attacker breaches [...]