Those of you who are constantly leaving your DC iPhone and iPod automotive car chargers plugged in will want to think twice after reading this email, which came directly down from a coworker of my father, who is working at a Raytheon facility in Germany.

One good thing to learn from this is, while this is directly tied to the iPhone and iPod chargers, there is no reason that one should ignore caution and leave plugged-in without adequate reason any type of automobile AC charger for any electrical device.

The Internal Raytheon iPhone and iPod Electrical Fire Memo

The following is an internal memo sent out from an official Raytheon employee to all the sites staff after the electrical fire incident occurred initiating from the left-plugged-in ac automobile adapter: Continue Reading

If you use Tarball or Gzip file archives for storing your data, occasionally you may need to extract only a few select files or directories, rather than the entire archive file’s contents. Many people waste time, CPU, and drive space extracting the entire archive only to get access to a few of the contents, then to discard the rest of the data.

Why should one wait on files to extract that will just be deleted immediately after, without being used? Thanks to the great minds behind the tar application for Unix and Linux; we have been privileged with a solution. A little-known time saving tip is that extracting only specified directories or files from a tar gzip file is possible. Continue Reading

Changes to Apache web server’s configuration typically warrant a necessary immediate restart of the Apache. This is necessary in order for the new configuration changes to take effect due to the way Apace loads configuration settings at start-up.

Examples of changes which would warrant a restart in order to take immediate effect would be changing (adding or removing) an IP address, modifying the maximum connections limit, installing or uninstalling module files, changing virtual host configurations, and the list goes on, etc.

What is a Graceful Restart, and Why Bother Restarting Apache Gracefully?

Chances are you are already aware that the above situations would require a restart of Apache. The question that needs to be answered is “Why restart with the graceful command rather than the standard restart command. Continue Reading

What’s a Ball of Tar and a Zipper Have to do with My Linux Box?

Tarball files ( .tar ) are file archives commonly used in Linux and Unix file systems to store data backups and to assist in transferring of multiple files and directories quickly. Usually, tarbal ( .tar ) files are compressed with the GZIP library in order to save space, and make transferring quicker. Gzip’d tarball files are often have a .gz or .gzip file extension succeeding the .tar, and in equal are commonly used to backup and store data, as well as for transferring multiple files and directories around on the internet quickly and easily.

Why View the Contents of an Archive Without Extracting It?

There may be occasions when you simply want to see what is inside of a tar gzip file without having to actually extract the contents. This is Continue Reading

Are you irritated by those forced advertisements placed through IFRAMEs on your free web space from your host? In this guide, I will show you how to escape the IFRAMEs used when masking / redirecting to your destination address.

These ads are displayed at the top of a forced IFRAME , with the main content being forwarded to the clients destination, all while remaining nested inside the parent frame so as to keep the main ad in the main frame on display through out the user’s entire browsing session.

Using the following JavaScript will help you get your content forwarded first, and then exit the forced ad’s by reloading itself without the IFRAME, thus no more IFRAME advertisements. Continue Reading