Categories
Ham Radio

DIY Emergency Lighting in a Crate (72+ hours)

Here’s a simple, yet often forgotten piece of emergencies, lighting. For the average person, electric lanterns, oil lamps, and candles are the norm. However, candles and oil lamps pose a fire hazard and electric lanterns don’t last long. For ham radio, I already heard many stories of folks going out to the field and end […]

Categories
Ham Radio Personal

Ham Radio Category Added

It’s been a while since the last update, but I plan to post more often soon. In addition to the computer related topics like before, I’ve added a new category to the mix: Ham Radio. That’s right, I recently got my Ham Radio license (Extra class)! As usual, all things I learn, build, discover, etc […]

Categories
Computer Software Tech Tips

Dual-stack IPv4 and IPv6 DNS Servers (Linux)

It is inevitable that the change to IPv6 will need to be done in the near future. But in the meantime, it is also inevitable that you will need to run both IPv4 and IPv6 at the same time (at least in most scenarios). This leads to some caveats when it comes to DNS resolvers/clients. […]

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Information Security News Tech Tips

VMWare ESXi 5 Auto Start/Shutdown

VMWare recently, (and quietly) published a patch I have confirmed will resolve a guest virtual machine startup and shutdown issue that was introduced in March 2012 when they released Update 1. The issue was that it broke the automatic startup and shutdown of the guest virtual machines when the host machine boots or shuts down. […]

Categories
Tech Tips

NetBeans 7 and Java SDK (JDK)

Recently I update to the latest NetBeans 7 installation and set it to use the Java 7 SDK (JDK). When launching the program, I get frequently got this annoying error message that says “JVM creation failed”, followed by an exit of the program. Numerous articles and postings advise to edit the netbeans.conf file and change […]