The Shadow File

Sometimes you need to determine programatically whether a computer is on battery or on AC. For example, I have a backup script that takes h...

I have an operating system install image that I need to install in VMware Fusion. The problem is the install image is a MacOS disk image f...

Okay, this one's a bit esoteric, but I think it's pretty cool. How do you use 'sudoedit' non-interactively such as from a s...

Until Hauppauge released the HD-PVR this past May, there was no way to record in high-definition from your cable or satellite box. Your HD ...

apt-cacher-ng hasn't exactly worked out as well as I had hoped. I kept having a problem where the Releases file from the apt repository...

We just got our FiOS internet hooked up. I opted for the 20Mbs up, 5Mbs down option. Here's a bandwith test from speedtest.net: Other th...

I saw the greatest log message in my MacBook's system log this morning. SyncServer[8551]: SyncServer: Truth vacuumed. Next vacuum date 2...

I have several machines on my network running Ubuntu Linux which need to be updated regularly to keep up with security updates and the like...

CYBER APT WEBINAR

This is the first post to The Shadow File. I suppose a brief explanation is in order. What is The Shadow File? In Unix and Linux, an algorit...