After installing the SSL certificate on the Nginx web server, you need to check if it is installed correctly. I installed the SSL certificate two months ago. The Sectigo ECC certificate. Now I change the certificate files. Previously, I put the site SSL certificate file content and the SSL-bundle file altogether. The final SSL certificate

It is a new year, 2019. Almost passed the first quarter. I would like to increase Blog traffic in 2019. So, It is a new two weeks campaign. There are certain things I will do on my blog. Clean the old post. Fix or remove the broken links. Blog UI re-design or change. Improve the

My computer I am using now has A55M-P33 motherboard. It uses AMD A55 chipset. I have ordered a new motherboard for my next PC upgrade. Gigabyte B450M DS3H Some pictures of it. When I upgrade my desktop with this new motherboard, there are some upgrade for whole system. Let me list these news below: DDR3

The PC I am using right now is more than six years.  I checked my blog and found the post of flash the bios in Feb 2013. I did a search in my Gmail. Wow, I found the receipt which I made the order on NCIX. NCIX has closed for years already. There are three

I have a VPS on DigitalOcean.  Web server is Nginx web server. I checked the web server log files, including an access log and error log. The error log always gives information about the strange activities from some IP address. You can see the URL requested is so strange. Actually, I banned these IP address

The df utility displays the disk space usage on all mounted filesystem. The -T option prints the filesystem type as well. By default, df measures the size in 1K blocks, which could be a little difficult for a desktop user to decipher. Use the -h option to get the more understandable output: The VPS system

The scenario is to run the program inside of Ubuntu VPS.  Input a URL the program will output the jpg file. The solution is to use wkhtmltoimage, which is a part of wkhtmtopdf. I used to use the old version wkhtmltopdf v0.12.3. Now it is not working anymore due to some reason I don’t know.

I have a VPS with Nginx as a web server and also a lot of web sites on it. It is on Digital Ocean. Here is the VPS basic information. SFO2 1GB Nanode Ubuntu Linux 18.04.2 Intel(R) Xeon(R) CPU E5-2650 v4 @ 2.20GHz, 1 cores Nginx 1.15.9 All sites use one access.log file. The following

I have a Yi Action Camera. It is a low-end GoPro alternative. Ambarella A7LS chipset, low-power digital signal processing (DSP) technology, high-definition (HD) H.264/ MJPEG video engine and a 700-MHz ARM11 applications processor.  Sony IMX206, 1/2.3″, 16MP CMOS image sensor with Exmor R ability / Panasonic MN34120PA, 1/2.3″, 16MP CMOS image sensor  1080P/60FPS, 720P/120FPS, 848*480/240FPS 

I bought a Sony headphone in LondonDrugs a month ago. I use it with my Xbox One console. I like the over-ear headphone. My ears feel more comfortable. Less pressure and I can also hear the environment sound. Look at the back. 30Mm drivers provide rich, full frequency response Lightweight and comfortable over-ear design Swivel