Global IP address is limited resource in my environment. I have some machine in my office and home which has no global IP. If I want to access these inner machines from outside, it is quite diffcult. Now, thanks to lots of programmers, I known how to achieve that~ Let ...read more
The network condition in our lab is very good, in general. However, theread more
apt-getupdate is not that well. Download speed often fluctuates in the daytime, maybe due to great amount of users. The speed in late night is quite good, but I can't install softwares at that time ...
Finally, the VNCServer works for me on my Ubuntu 14.04. As I experienced before in Ubuntu 12.04 and other dists, the VNCServer is a good choice to control computer remotely. However, it's changed since I installed Ubuntu 14.04. I can NOT get the "Desktop" when I ...read more
Video/Audio processing is not easy as far as I know, and the FFmpeg is like the Swiss Knife in my thought. In this case, I've some FLV files stored in Hadoop. I want to make it playable on web page without Flash plugins. The solution is quite simple ...read more
Recently, I want to have a look at development of Android App. The first thing, of cause, go to the homepage of Android. But the site couldn't be opened, as I thought, of cause.
OK, there are some mirror-sites, but which is latest and/or reliable? After installed the ...read more
When I forgot password...
Password! I have lots of machines to manage, and passwords to remember. Therefore sometimes I can not remember a password when I login to a machine. There are some simple methods to remember, for example I can write the password on a notebook. Even though that ...read more
There are lots of tricks or tips when I use Linux. Most of time I use Ubuntu. Here, I want to record some experiences during my work on Ubuntu.
NO password when sudo
It's not safe for a normal user to do root's matters. As result, there is ...read more
Quite a long time since last update. I think I should write more code, and paper! Graduate as soon as possible!read more
I really love Nintendo Games, when I was a little child and at present. The feeling is sad when saw the message. What he and his pals created gave me great pleasure and was like a old friend in my life, although he didn't know me. Anyway, thank you ...read more
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