If you ever have a client who has been blacklisted, after being infected with zombie emailers on his workstations, here is a tip to help get off the Comcast blacklist, after you've removed the offending virus or adware from the network.

The job market in various parts of the world, for information technology workers is very competitive.  It is difficult to keep up with the new technologies.  Also, as technology progresses, jobs are being replaced with automated software and hardware solutions.  Therefore, some information technology workers have had to resort to creating their own employment and work for themselves.  John Paul who sells dining room tables, and does web design work, is a perfect example.

If you're like me, sometimes you need to know what process is using which port.  This capability is especially useful if you have several processes with the same name, but a different PID.

Here is some PHP code to check for the existence of a table in MySQL database:

Spam filtering is becoming more necessary for businesses operating mail servers on the Internet, as more companies skirt the ban on span by claiming that they are "spam legal", since their recipients were listed in opt-in email lists.  Thus, spam is more prevelant that ever.