Coping files Speed
Here is the comparison of coping files from HDD to SSD and from SSD to SSD I have an HDD, which has a lot of game files. I want to move it to an SSD with a SATA connection. Look,...
VPS performance benchmark – DigitalOcean Basic Premium AMD
I created a new VPS on DigitalOcean yesterday. It is a basic shared CPU, premium AMD with NVMe SSD, 1vCPU, 1GB memory, 25GB NVMe storage, and 1TB transfer—data center in San Francisco. The monthly cost of this VPS is $7....
AMD Ryzen 5 5600G Benchmark
It is the CPU on my desktop, AMD Ryzen 5 5600G. I got this CPU in December 2021, almost three years ago. I am still using it as my main PC. Recently, I watched a video about Scrapyard Wars on...
Upgrade TP-Link Deco X90
I have two Deco X90 routers. I used them for more than two years. Normally I will check it to see if it has new firmware. I sign in to the router interface first. Go to the Advanced > System...
Program ESP32 CAM with YP-05 FTDI
I bought an ESP32-CAM board and an FTDI (YP-05) board in July. It was hard to find time to play them until yesterday. Here is what I got. ESP32-CAM board $5.53 for the ESP32-CAM WiFi Module and OV2640 Camera Module....
How to crack the codes of Master Lock
I bought three Master Locks in Costco many years ago. It is a package with three locks. They were given to my kids for the secondary school lockers. They need to bring their own locks. Recently I found this blue...
Get rid of the warning on Proxmox VE
Here is a warning I saw when I was using Proxmox VE. It is about the thin volume size that does not match. Look, the vm-108-disk-0 size maps 133GB but the size is only 42 GB. I googled it and...
How to corrupt a PDF File?
Want to know how to corrupt a PDF file? Then this article is the right place to find effective solutions to corrupt a PDF file so that it won’t be able to be opened or recovered by other tools or...
About ESP32
ESP32 is a series of low-cost and low-power System-on-a-chip (SoC) microcontrollers developed by Espressif, including Wi-Fi and Bluetooth wireless capabilities and a dual-core processor. Someone is familiar with ESP8266, the ESP32 is its successor. I am not, so I have...
Got some toys for myself
Yesterday, I received my August 7th Aliexpress order—four items in separate packages from mainland China. They are in a big bag labeled with Canada Post. Let me open them and have a look.
Fix the XBOX 360 Wired Controller
The XBOX 360 Wired Controller I have is more than seven years old. I have a post when I bought it. Two weeks ago, I tried to clean it. So I unscrewed seven screws. I took out the parts and...
Make an AQI device with Raspberry Pi Pico W and ENS160+AHT21 in 5 Steps
I received the ENS160+AHT21 sensor module yesterday. I can not wait for any more for the stuff. So, I build the AQI device right away. I have to give credit to TimHanewich for his project on GitHub. I changed it...
Shrink the VM disk in Proxmox VE
I wrote a post about how to expand the VM disk in Proxmox VE last year. Now I want to show you how to shrink the disk or reduce the size of the disk of VM in Proxmox VE. Background...
Stuff I need for a AQI device
Almost two weeks ago, I made two orders on Aliexpress. The stuff I need to make my own AQI device. Two parts as below: Raspberry Pi Pico W Raspberry Pi Pico W is a low-cost, high-performance microcontroller board with flexible...
Play Raspberry Pi with FreeNove kit
I bought a Freenove Ultrasonic Starter Kit many years ago. At first, I bought it as a gift for my young son. Later, I found he was not interested in it. So I took it back. Then, I gave it...