DNA Tree
It is a tree. Just based on XY sex chromosomes. Think about X and Y only. They determinate the sex of the human. The rest of chromosomes, 22 paires autosome, are not in the picture. How close between them?...
Author: David Yin
When Fitbit Zip need a new battery
Today, I replace the battery of Fitbit Zip. It is CR2025. I check the voltage of new battery and the exhausted one. New one is 3.21V. The old one is 2.83V. Let me record it and see how long...
Nexus 7 got Android 5.0.1 OTA
Yes. Adnroid 5, or Lollipop released oin October. Based on Google announcement, it is supposed 5.0. But I received the OTA of 5.0.1 on my old 4.4.4 Nexus 7 tablet yesterday. On October 15, 2014, Google officially announced that Android...
What is exFAT
Saw a new type of disk format, exFAT. I am only knowing FAT, FAT32, NTFS, and some others for Linux operation system. Today, when I try to format a microSD card, it has a new option, exFAT. What is exFAT?...
Samsung microSDHC UHS-1 card 32GB
It is a SD card, actually microSD card with high capacity. Samsung microSDHC UHS-1 card 32GB. The front of the package. Gold seal has a scratch zone, which is the security code to verify it. Back pic. It include the...
How To Find The Perfect Graphic Design Service In Wollongong
Even in this world of web and virtual realities, there’s a high demand for graphic design in Wollongong. Graphic design artists and services can help individuals and businesses with anything from brochures to yearbooks, family history books, presentation folders and...
Free Professional Firewall from Comodo
I was wondering if I need a firewall on my desktop, which is Windows 7. Even Symantec Endpoint Protection anti-virus program is installed. Late I found Comodo Firewall. It has CNET Editor’s 5 stars Rating. And it is FREE. Go...
Install Crontab on CentOS 5.11
Now I have a old CentOS distribution installation on one of my VPS. It is CentOS 5.11. I use Crontab for schedule jobs. When I install this VPS and try to config crontab, I can not find it in Webmin....
Add a new type of Worksheet at Aliveworksheet.com
Aliveworksheet.com is a free math worksheet download site for seven years. There are a lot of worksheet can be custimized for kids. With answersheet or without answersheet. These worksheets are pdf format, you can download it, print it or save...
The way to fix the problem when Upgrade phpBB 3.1.1
It is so fast, phpBB 3.1.1 released. I did meet the problem when I tried to upgrade my phpBB 3.0.12 to 3.1.0 or 3.1.1. Same problem here. One is mentioned in the previous post. Request-URI Too Large when updating I...
Boogie Board
Do not use paper, do not cut the trees. Boogie Board is a good replacement for it. I bought it at Costco. Compare the price in LondonDrugs, I saved ten bucks. The one in picture above is Jot 8.5. Including...
Errors when upgrade phpBB 3.0.12 to phpBB3.1
I am going to upgrade my forums which are powered by phpBB. The package I downloaded is automatic upgrade package. phpBB-3.0.12–3.1.0.zip One is small forum, with most of the default settings. When I upgrade it as old way, the error...
A new VPS service provider – Vultr
I just ordered a new VPS from Vultr.com. It has All SSD. Maybe the lowest price per memory. Pay $0.007/hr, you get 768MB RAM, 3GHz CPU and 15GB storage. It is about $5/month. And more datacenters than other VPS service...
Ubuntu 14.10 and phpBB 3.1.0 released
Ubuntu is always a good desktop Linux distributation in the world. In the past years. more and more are installed as servers. Now I have four VPS are running under ubuntu, from 12.04 to 14.04. Ubuntu 14.10 server is not...
Men’s Health
Men often neglect their health and well-being due to a lack of awareness, poor health education, or behaviour patterns in their work and personal lives. Men have a reputation for avoiding the doctor, especially when the visit may involve sensitive...