Tech geek. Life geek.
It is v7.0 now. Calibre is the only eBook management tool I am using for many years. Yesterday, I upgraded my installation to the lastest version 7.0. Let me have a look at the new features. Category notes You can...
I followed the instruction on my old post to disable IPv6 on my Ubuntu 22.04 box. But it is not enough to make it permanently. Every time I reboot the machine, the IPv6 comes again. Here is the solution...
I have a Awow AK34 mini PC. It is used as a router for a few years. It has a problem. It may lost respons after a few month, or every month. All the devices no matter wired or wireless...
I have Webmin installed on my VPS as the web panel. Recently, I saw the update error in the Terminal window. I did the search. Run the following commands in the command. wget https://raw.githubusercontent.com/webmin/webmin/master/setup-repos.sh sh setup-repos.sh Then, there is no...
It is a problem bothered me for a long time. I have a printer, Canon MF4450. It is connected to my desktop PC through USB cable. I use it for printing and scanning. I own it for more than 11...
You’ve undoubtedly heard the saying, “Information is power,” but it’s much more than that in today’s digital world. Data and information are the currencies of the online business world, propelling companies, bringing various advantages, and serving as the pillar of...
It is a quite simply way to backup the commenting system, or Commento. I did the backup everything of this system and restore it to the new server. Here is the original setup of my Commento. It is on a...
Here is a sample to show how I did to expand the VM, Ubuntu 22.04, disk which is running in the Proxmox VE without deleting the partition. The host is Proxmox VE v8.0.3. The guest is a Gitlab on Ubuntu...
I am using Bootstrap for many years. Some projects are still using the old v5.0. The latest Bootstrap v5.3.1 is released on July 26, 2023. I don’t have time to learn it until now. Let me study it and find...
It is my daughter, Gloria’s desktop. I bought it two years ago on Costco.ca. Cost $900 plus tax. The specs of it were a little bit different from what was on Acer’s official website. Windows 10 Home Intel Core i5...
It is summertime. A lot of people like to do the summer cleaning. For me, I would like to clean my PC. In my house, there are three PCs. Including mine, my daughter’s, and my wife’s and son’s desktop. I...
I have a MediaWiki installation in my Home Lab. It is for my own internal purpose. There are many sensitive information. So there is no way to access it from the Internet. The MediaWiki installation was 1.39.2. To upgrade the...
It is time to check the BIOS version of my PC. I do regular maintenance for a few months. The upgrade procedure is the same as before. The motherboard is Asus PRIME B450M-A II. The version of BIOS on the...
It is a question. And I have the answer. I used an Ammeter to measure the power consumption of the 4-bay NAS system. The NAS is built based on the U-NAS hardware. HARDWARE INFORMATION CPU Model: Intel(R) Celeron(R) CPU J3160 @...
All the home lab servers are running 24 hours, 7 days. So power consumption is one of the critical facts of maintenance. Reduce it to save your electrical bill. For my Proxmox VE machine. The hardware specs: Motherboard: Gigabyte B450M...