Start or stop Network manager in CentOS

Start or stop Network Manager in Cent OS :

Login with root access

To Stop Network Manager Service

     # service NetworkManager stop      

Configure chkconfig so that the Network Manager Service cannot start at Startup

     # chkconfig NetworkManager off    

Now Add default Net Manager

     # chkconfig network on    

Start default Manager

     # service network start    


or You try with nm-applet command aslo


     # login as root     

The following command will force start Network manager

     #nm-applet    

Install or Upgrade Firefox 24 on CentOS

Install or Update Firefox 24 on CentOS :

 

   Mozilla Firefox 24 is released and this is guide, howto install or upgrade Firefox 24 on CentOS 6.4/6.3/6.2/6.1/6 using YUM. Firefox 17 ESR (Extended Support Release) is currently available on CentOS 6.4/5.9 and Red Hat (RHEL) 6.4/5.9 own repos, so with this guide you can also install Firefox 17 ESR on CentOS 5.9.

What’s new in Firefox 24 :

• Mixed content blocking enabled to protects users from man-in-the-middle attacks and eavesdroppers on HTTPS pages
• Implemented Close tabs to the right
• Social: Ability to tear-off chat windows to view separately by simply dragging them out
• Performance improvements on New Tab Page loads
• Improved and unified Browser console for enhanced debugging experience, replacing existing Error console
• Security fixes   

1. Backup your current Firefox old profiles:  

     tar -cvzf $HOME/mozilla-firefox-profiles-backup.tar.gz $HOME/.mozilla/firefox/

2. Change root user :     

     su                

     password ******* 

3. Install Remi repository :   

     rpm -Uvh http://download.fedoraproject.org/pub/epel/6/i386/epel-release-6-8.noarch.rpm 

     rpm -Uvh http://rpms.famillecollet.com/enterprise/remi-release-6.rpm 

5. Update or Install Mozilla Firefox :  

     yum --enablerepo=remi update firefox

     yum --enablerepo=remi install firefox

Happy Browsing ...... 

Installing RecordMyDesktop on CentOS

 Installing RecordMyDesktop on CentOS

   recordMyDesktop is a desktop session recorder for Linux
that attemps to be easy to use, yet also effective at it’s primary task.
As such, the program is separated in two parts; a simple command line tool that performs the basic tasks of capturing and encoding and an interface that exposes the program functionality in a usable way.

Link for Downloading the source code:

http://sourceforge.net/projects/recordmydesktop/files/recordmydesktop/

Steps to install :

step 1 : install the dependencies

yum install gcc make libXext-devel libSM-devel libICE-devel zlib-devel            libXfixes-devel libXdamage-devel libvorbis-devel libtheora-devel                           

 Step 2:


wget http://downloads.sourceforge.net/project/recordmydesktop/recordmydesktop/0.3.8.1/recordmydesktop-0.3.8.1.tar.gz


 Step 3:


         tar xf recordmydesktop-0.3.8.1.tar.gz

        
          cd recordmydesktop-0.3.8.1


         ./configure


          make


          make install


 thats it.. You have done it..


start it by giving the command

         recordmydesktop


for more options how to use and help. type,

         recordmydesktop –help