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Archive for the ‘Linux’ Category

Configuring MySQL without Password on Ubuntu

Posted by: Chyne on: November 3, 2009

Everytime when I access to mysql database that is installed in my laptop, I need to perform the following command in order to get the access:

sudo mysql -hlocalhost -ppassword

I feel frustrated and tedious to do that everytime when I need to access to the database. If I try it with the command ‘mysql’, I will [...]

Installing Java on Ubuntu

Posted by: Chyne on: November 2, 2009

Some commands that you need to know during installing Java on Linux environment:
1) Get the installation package from this command:

sudo apt-get install sun-java-6-jdk

2) Check java version

java -version

3) Check location of installed jdk

sudo update-java-alternatives -l

4)Set default java

sudo update -java-alternatives -s java-6-sun

5) Set JAVA_HOME based on location

export JAVA_HOME=/usr/lib/jvm/java-6-sun

6) Set all the environment path in /etc/environment

JAVA_HOME=/usr/lib/jvm/java

7) Set in [...]

Installation of Subversion 1.6.5 on Ubuntu 8.10

Posted by: Chyne on: October 1, 2009

In order to install Subversion on Ubuntu 8.10, you will need to perform this command:

sudo apt-get install subversion

The default version of the Subversion at the current moment that you will get installed is Subversion 1.5. You can check the version with this command:

svn –version

And it will display the following message:
svn, version 1.5.1 (r32289)
compiled Aug [...]

“No Sound” Problem in Ubuntu 8.10

Posted by: Chyne on: September 14, 2009

I just figured out today that my pc doesn’t have sound and I knew probably someone laughing at me why I only figured out this problem today after several months using Ubuntu.

Well, finding the solutions to fix this problem at the first time seems quite hard for me. It takes me some time [...]

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How to Install Mantis in Ubuntu?

Posted by: Chyne on: August 25, 2009

If you had the experience of installing Bugzilla before this, Mantis definitely is a piece of cake for you. Both Mantis and Bugzilla has several similarities in installation procedures. However, if you are not sure how to install Mantis and you don’t have the experience with Bugzilla, you can refer to my previous post which [...]


Friday’s Java Snack


In Java, "thread" means:

  • An instance of class java.lang.Thread
  • A thread of execution


An instance of Thread is just an object that has variables and methods, and lives and dies on the heap.
 
A thread of execution is an individual process that has its own call stack (one thread per call stack).

 

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