Category Archives: Network Technology

http://askubuntu.com/questions/280566/my-headphones-mute-alsamixer-when-i-plug-them-in-hp-dv6-12-04 http://askubuntu.com/questions/541847/is-there-any-way-to-save-alsamixer-settings-other-than-alsactl-store The two links above are two popular links about dealing with the auto-mute problem of alsamixer. However, the two don’t help my situation.   My solution 1. Type the following command: sudo alsamixer 2. Use `RightArrow` key to navigate to right until you see “auto-mute” 3. Use `UpArrow` or `DownArrow` key to set …

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http://askubuntu.com/questions/7809/how-to-back-up-my-entire-system

For faculty and students: you need to configure exactly as follows (except username & password) to connect NUWave at Northeastern University:

WordPress really SUCK! It doesn´t provide a viable, simple and easy solution for export/import of your whole site. Here I am sharing how I managed to migrate my WordPress site from an old host to a new one. make sure Apache2, PHP, MySQL, and PHP MySQL extension work in perfect on your new host. Here …

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It again proved how silly WordPress is: I can’t find any theme with wide content area. Why do we have to waste almost a third of page area in EVERY WordPress theme? I read many articles about how to make custom CSS to widen the content column but no magic happened. So I decided to modify …

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After searching on the Internet for a whole day back in Spring break, I finally found one video that is not junk.    Mate Desktop looks elegant. I am really pissed off however when I found I can’t change mouse primary button in Mate. God bless fake left-hand user.

背景 Git历史记录中，若不小心加入了较大的而无用的文件，很可能会让你的repository的size变得很大。Github和Bitbucket都分别对repository的大小做出了限制 （见https://help.github.com/articles/what-is-my-disk-quota/ 及https://confluence.atlassian.com/pages/viewpage.action;jsessionid=735235A3CE151FB6D4C518F3971FD524.node2?pageId=273877699）。那么如何在Git的历史记录中找出较大的文件并且删除它们呢？  

注释：本文中，中括号内参数表示可选参数，尖括号内参数表示必选参数。SHA-1值可以是commit的SHA-1值，HEAD[~|^]或者branch名字，因为HEAD和branch名字的SHA-1值都被git所记录。 一般规则 从远端代码仓库中下载项目 git clone   在master分支的基础上新建自己的branch，并跳到该branch上： git checkout -b [origin/master]