Apache Archiva admin locked solution

November 25, 2015

The admin user is locked due to too many failed login attempts. A quick google pointing to this solution. This involves complex manual Derby database update. Unfortunately, I followed the instructions and Archiva failed to start.

If you don't have many users in the system, there is an easy solution. Just delete the folder user under data/databases/user, and restart Archiva. The system would ask you to reset admin password and you can add all the users back.

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Goodbye to British Redcross

November 19, 2015

I have been a regular donator to British Red Cross since 2005. 10 years ago, two young men knocked on my door at Horton road, Manchester and asked me if want to donate to British Red Cross. I was a student with very limited money in my bank account. I made the decision to donate to British Red Cross for their international appearance in various disaster and emergency situations.

Now after 10 years, I went back to China and working on my start-up. I have to move the bank account to China, and that means I will not be able to maintain the donation to British Red Cross.

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November 12, 2015

发生了好多事情。有些东西我不能理解, 好复杂。


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November 8, 2015


解决方案是国内的中转服务器加上obfs。14Mbps的速度,Youtube 1080P完全无压力。

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October 3, 2015



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