Installing Safety Devices In The Lab
Installing safety devices in the lab is often the most important part of outfitting the lab. People need to make sure that they are using all the safety gear they can find to keep people out of harm’s way, and...
Author: David Yin
Get 502 bad gateway error from CloudFront CDN with SSL
I have a site with https only. And at the same time I am using AWS CloudFront as CDN. One issue I met is 502 Bad Gateway error. After the Googleing and research, I found the reason of it. The...
Some issues when I use SSL on web server Apache
I purchased SSL certificate from Gogetssl.com. The Comodo Essential SSL is a good deal on the list. I paid it $37.45 for FIVE years. OK back to the title. 1) The CSR generator online is default sha1. Use my own...
Max Gorin Coder
In today’s highly advanced technological age, there has to be a place where those who understand the major components and aspects of code and sourcing gather together and hang out. The modern hangout for computer enthusiasts like coders is no...
SATA II vs SATA III
My desktop PC motherboard just support up to SATA II. You know I have a SATA III SSD drive. I would like to see more improvement on speed. The specs of my PC: Mobo: MSI A55M-P33 CPU: AMD A8-3870K Memory:...
Comkia C-TS002 42 in 1 Precision Manual Tool Set
When I traveled in San Francisco, I went to CentralComputers store. I saw a tool set with so many different bits. Forty Two bits. I paid $11, including tax. It is so cheap. I can not find such a good...
Virtualbox 4.3.14 errors
I installed the latest version of Virtualbox on the official website. It is virtualbox 4.3.14-95030. When I installed and tried to run the program, it displayed the following errors. Error In supR3HardenedWinReSpawn If you met the same errors...
How to get a MagicJack adapter Replacement for free
I have a magicJack adapter. The old version. Bought in 2008. It is 6 years old. It is not magicJack Go, or magicJack Plus. It is traditional magicJack. Work with computer. Last month the phone jack is broken. The plastic...
Genuine Parts For Your Dodge Car
Genuine Dodge OEM parts are the only safe parts to use on a Dodge vehicle. Dodge has been around for many decades, and the number of cars they have produced is massive. These cars be repaired properly, but they must...
Shall I enable SPDY on SSL?
I have some sites with SSL enabled only. These sites are money related or security related. So SSL is a must have. Now the question came to my head and it is Do I need to add SPDY on it?...
Got a Crucial MX100 256GB SSD
I traveled to San Francisco last week. Crucial new SSD MX100, 256GB is a good deal, when I went into a computer store in downtown. The special price is $99.95 plus tax is $108.70. The original price on price tag...
Upgrade to Calibre 2.0
It is suddenly 2.0 now. I am still using 1.4x. It has been a year since calibre 1.0 and lots has changed in calibre-land. The biggest new feature is an e-book editor, capable of editing ebooks in both the...
How to check which program use the port 80 on Ubuntu
It is a general command to check which program is using port 80. And also known the PID of this process. Then to force stop it and release the port 80 to other program. To get more details of...
How to show line number in vi text editor
I use putty as a terminal to connect my remote server through ssh. Vi is my favorite text editor in it. How to display line numbers along the left side of the editor? Enter following command while using vi text...
Update Kindle Touch firmware to 5.3.7.1
Here is the way to update Kindle Touch firmware from 5.3.7 to 5.3.7.1 The upgrade package is 114M. A big file. Following is the copy from Amazon official site. Before you perform these steps, make sure you determine your software...