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I'm currently working on a project called 'PDA'. PDA stands for "Personal Digital Assistant". I used several PDAs over the last two decades, from Sharp, Psion, Palm and others. But they all were just Personal Datastorages. I always missed the "Assistant" part from PDA.

You can use /sbin/service to start or stop the "Personal File Sharing".

Brian Leonard wrote a good guide how to setup a Local Repository Mirror.

If you are in a hurry, it's good to know that you don't need to copy the entire repository of about 8GB to a local disk. You can use the repository image directly. Here is how you can do that.

If you installed your system using the text installer, the system will only be installed with a text interface. Here is how to upgrade to a graphical system.

My new hosting provide Strato offers DynDNS. I was searching for a DynDNS client for my OpenSolaris Home Server, but a small bash script does the job as good as any other client.

VirtualBox works good when you use the same VMs all the time. It organizes the disk images in one directory and the configuration files in another. It kees a record of all known disk images and virtual machines.

If you try to carry a VM around with you on an USB stick or want to put it on an encrypted image, then you will get trouble.

A small snippet from one of my scripts which tests whether your Mac is in the given (home) WLAN.

If your PHP scripts run longer than the maximum execution time set by your webhoster, then you will see a message like this:

Fatal error: Maximum execution time of 30 seconds exceeded in ...

To override the default for your webspace, you can use the php_value directive in a .htaccess file.

Last week one of my servers ran out of RAM and Swap. Shame on me for not monitoring that, but it's now.

As the server is running several zones, my first question was: Which zone is eating up my RAM? So, here are the commands I used.