How to Change the Computer Name in Ubuntu

1. Open a terminal window. 2. At the input prompt you will see this structure: “` nicholas@computer-name:~$ _ “` 3. So you have to edit the hostname file: “` sudo nano /etc/hostname “` 4. When prompted, enter the administrator password and hit Enter. 5. The hostname file will open, showing the current computer name. Replace the…

Save Terminal from Process Completed in Mac OSX

What’s happening One day, when I opened up terminal as usual, it showed [Process completed] and just terminated. I could not type any thing, run any scripts and work on my project. Even worse, this made me unable to install programs into my computer because many installations need to run shell scripts. Okay, I searched…

Show completions and quick help tips in Xcode

I know it is troublesome, tedious, or just like hell. Apple has his own way to do a common task. Very often, we need to use the autocompletion in IDE to assist coding so we do not need to memorize the billions of function names. In Eclipse, everything is automatic. A list of function names linked together…

Change author info for old commits in Git

While using hit, it is really usual to have regrets on the commits done, especially the name used. In order to change those information in your repository, open terminal (or cmd in windows), go to the folder of your git repositoy, and run the following commands. Remember, replace “old_name”, “new_name” and “new@email.address” with your own…

Animated sprites in Cocos2D

I have been working with Cocos2D for a while and I am still a newbie. The way to deal with animations in Cocos2D 1.0.0 – the stable version currently – is different from the way before using CCSpriteSheet. Now Cocos2D adapts animations as cache shared in the project using CCSpriteFrameCache. It also requires a plist file…

Mbox Mail for Mac works on Lion with Thurderbird

Fix Mbox Mail for Mac with Apple Mail 5, please see this post: Fix Mbox Mail for Mac on Lion, works Apple Mail 5 After the new Mac OSX Lion released, there has been a number of people finding out the Mbox Mail for Mac doesn’t work at all. But the fact is, it actually…

Mbox Mail for Mac fixing on progress

The news is that I have successfully make Mail 5 to work with Mbox Mail for Mac. I can receive and send email with it. But it involves some tricky authentication which needs manual username and password input. I might need to do some more investigation. =]

Posting source codes on WordPress

This is visual basic. [sourcecode language=”vb”] Private Function TempPath() As String Const MaxPathLen = 256 ‘Max length of the path, just as big as possible Dim FolderName As String ‘Name of the folder Dim ReturnVar As Long ‘Return Value End Function [/sourcecode] To do so, you need to wrap the code between [‌‌‌‌‌sourcecode language=”vb”] and…

Home-made “Recent Comments” for Blogger

I suddenly want to write a “Recent Comment” for this Blogspot as I am not satisfied with the default one. It is not difficult as I made use of jQuery to dual with the comment feed in Json format. All the data is avaliable and ready, what I do is just adjusting the location into…