Recently, I acquired a new Owon HDS242 handheld oscilloscope. Overall, I'm really impressed with it and it is amazing to see technology continue to progress. This handheld unit is about the size of the average multi-meter, but can do more than my old desktop o-scope that was the size of …
One of my favorite methods of communication via HF radio is winlink. Despite the name, it is not Windows operating system centric. It is just a method of using an e-mail based system that works over radio waves. For that to work however, you need protocols. There are several to …
I usually am working on my servers through ssh. Occasionally, though, I find that I need to use the GUI. In those cases, I always tunnel my VNC connection over ssh, but then I need to ssh into the machine and manually start the x11vnc server. This can become a …
Recently I updated my instance of Next Cloud to version 23.0.3, in the process of doing so, I received this warning:
The OPcache interned strings buffer is nearly full. To assure that repeating strings can be effectively cached, it is recommended to apply opcache.interned_strings_buffer to your PHP …
Recently I was gifted a used tablet from a friend. It is a Vulcan Excursion 10.1" tablet that came stock with Windows 8.1 and was upgraded to Windows 10. Of course, I love free tablets, but I'm not a Windows fan, so I wiped it and put Ubuntu …
Typically, updating minor versions of Nextcloud is a straightforward and smooth process. Today's update wasn't much different, but did require some admin intervention on my part. After the update, there was a note abouit missing indices, again. This seems to be fairly regular in NC updates, but doesn't happen every …
WARNING: Depending on the country you live in, this process, or even possession of these software tools may be illegal! Please check your local laws before using these tools or performing this action.
So we are back at the age old question: is it illegal to change your IMEI number …
Recently I ran into an odd problem: I could send MMS text messages from my phone, but not SMS text messages. Typically, when you have a problem, you can send SMS and not MMS, but this was the opposite. It took me several days to figure it out, so I …
Recently we had a small snow storm blow through our area. It's pretty common in Alaska, so it wasn't too big of a surprise. However, after 8 inches of snow and a little wind, the power went out at 3 AM. Fortunately for me, I try to be prepared, and …
We've probably all gotten an email message in our text app on our phones. Often, these are unwanted messages of some sort of spam, but occasionally are messages from doctors offices, clubs you are part of, or for official correspondence from some organization. You can actually call your carrier and …