Category Archives: Linux


Vmware virtual machine network fails after windows 8.1 installed: the simple solution

Below solution worked.

  • Start Virtual Network Editor, located in the Vmware installation folder


Read the rest of this entry »

Leave a comment

Posted by on April 15, 2014 in General, Linux, Windows


Tags: , , , , , , ,

WordPress free site: how to format/syntax highlighting your code without any plugin installed

WordPress has many plugins to format or highlight your code for almost every modern programming languages such as C, C++, C#, Java, Php, Pyton, Perl, Matlab, Javascript, to list a few.

However, for free WordPress sites which do not have access or control to install plugins, it is very hard to post your code with color syntax highlighted. I have been suffering from this, and resort to capture my code in images, which look nice, but often complained by the readers. For instance, one of my answer at StackOverflow, some coder complained: why image, not code?

enter image description here

Read the rest of this entry »


Posted by on March 8, 2014 in General, Linux, Windows


Tags: , , , , , , ,

VirutalBox: VERR_PDM_MEDIA_LOCKED cannot mount guest additions iso

After installing VirtualBox in windows, and if you use Menu > Devices > Install Guest Additions, most probably you might encounter the below errors:


“Unable to mount the CD/DVD image
Could not mount the media/drive VBoxGuestAdditions.iso (VERR_PDM_MEDIA_LOCKED)”

A simple solution is to open a terminal in Ubuntu, and then type below command:

sudo apt-get install virtualbox-guest-additions-iso

Posted by on September 30, 2013 in Linux


Tags: , , , , , , , , ,

Install OSG for Android On Ubuntu 13.04: Step-by-Step tutorials

Installation of essential tools and packages


Installation of open scene graph


Build the 1st Android OSG Example Application


Read the rest of this entry »


Posted by on September 24, 2013 in Linux, osg, Programming


Tags: , , , , , , , , , , , ,

Install Matlab on Ubuntu

Read the rest of this entry »


Posted by on September 24, 2009 in Linux, Maths