News, Tutorials, Howtos for Ubuntu Linux
This simple tutorial shows you how to easily change the CPU frequency via indicator applet in Ubuntu 13.10, Ubuntu 13.04, Ubuntu 12.10, Ubuntu 12.04 and their derivatives, such as Linux Mint and Elementary OS.
Indicator-freq is an applet for displaying and change cpu frequency on the fly. Also it allows to choose powersaving mode to save power.
To install this indicator, open Ubuntu Software Center and search for and install the indicator-cpufreq package.
That’s it. Enjoy!
As you may know, when you’re running commands in terminal with sudo at beginning, you have to enter user password to get past. Within a certain time, you don’t need to enter the password again to run another sudo command.
The default timeout is about 5 minutes, here’s how to change it in Ubuntu 13.10, Ubuntu 13.04, Linux Mint and Elementary OS.
To get started, press Ctrl+Alt+T on your keyboard to open terminal. When it opens, run below command to edit the config file:
sudo visudo
Use the arrow keys to scroll down and find out below line:
Defaults env_reset
Change it into:
Defaults env_reset, timestamp_timeout=10
Replace 10 with other number of minutes as you want.
After that, press Ctrl+X and followed by Y to save the changes.
That’s it. Enjoy!
Nvidia has announced driver 325.05.03 for Linux provides beta support for OpenGL 4.4 and GLSL 4.40 on capable hardware. You will need any one of the following Fermi or Kepler based GPUs to get access to all the OpenGL 4.4 and GLSL 4.40 functionality:
Check out the official announcement for a complete list of fixes and improvements.
It’s easy to install this driver in Ubuntu and its derivatives, such as Linux Mint and Elementary OS. Just close the graphical session and run the installer in command line. To do so, follow the below steps:
1.) Download the Driver 325.05.03 by the links below. You may check your system type (32-bit or 64-bit) by System Settings -> Details.
2.) You have to switch to command console by pressing Ctrl+Alt+F1, login via your username and password. Then stop the graphical session. For the default Ubuntu Unity, run the below command:
sudo stop lightdm
For Linux Mint, run this instead:
sudo service mdm stop
3.) Give executable permission to the downloaded file:
chmod a+x ~/Downloads/NVIDIA-Linux-*-325.05.03.run
4.) Now run the installer and follow the on screen prompts to start installing Nvidia Driver:
sudo sh ~/Downloads/NVIDIA-Linux-*-325.05.03.run
When done, restart your machine via:
sudo reboot
(Optional) To remove this driver, re-run the step 2), and then run:
sudo ~/Downloads/NVIDIA-Linux-*-325.05.03.run --uninstall
This simple and brief tutorial shows you how to install Hulu Desktop client in Ubuntu 13.04, Ubuntu 12.04, Linux Mint and Elementary OS.
It’s easy to install Hulu Desktop App in Debian / Ubuntu based systems, because the official website provides the DEB package for downloading.
Before gettings started, you may check your system type (32-bit or 64-bit) by System Settings -> Details.
Press Ctrl+ALt+T on your keyboard to open terminal. When it opens, run command to download Hulu Desktop client:
wget http://download.hulu.com/huludesktop_amd64.deb
wget http://download.hulu.com/huludesktop_i386.deb
Now, install the deb package:
sudo dpkg -i huludesktop_*.deb
This latest stable Kernel 3.10.3 has been released. All users of the 3.10 kernel series are urged to upgrade as soon as possible. This tutorial shows how to install / Upgrade Kernel 3.10.3 for Ubuntu 13.04, 12.04, 12.10 and Linux Mint users.
Linux Kernel 3.10.3 is a small release that includes a lot of small changes. The mainline Kernel PPA has updated DEB packages for Ubuntu / Debian users. Read full list of changes at LKML
Press Ctrl+Alt+T on your keyboard to open terminal. When it opens, run below commands to downloads Debs.
For 32-bit system:
wget http://kernel.ubuntu.com/~kernel-ppa/mainline/v3.10.3-saucy/linux-headers-3.10.3-031003-generic_3.10.3-031003.201307251835_i386.deb http://kernel.ubuntu.com/~kernel-ppa/mainline/v3.10.3-saucy/linux-headers-3.10.3-031003_3.10.3-031003.201307251835_all.deb http://kernel.ubuntu.com/~kernel-ppa/mainline/v3.10.3-saucy/linux-image-3.10.3-031003-generic_3.10.3-031003.201307251835_i386.deb
For 64-bit system:
wget http://kernel.ubuntu.com/~kernel-ppa/mainline/v3.10.3-saucy/linux-headers-3.10.3-031003-generic_3.10.3-031003.201307251835_amd64.deb http://kernel.ubuntu.com/~kernel-ppa/mainline/v3.10.3-saucy/linux-headers-3.10.3-031003_3.10.3-031003.201307251835_all.deb http://kernel.ubuntu.com/~kernel-ppa/mainline/v3.10.3-saucy/linux-image-3.10.3-031003-generic_3.10.3-031003.201307251835_amd64.deb
After that, both 32-bit and 64-bit use below command to install the kernel:
sudo dpkg -i linux-headers-3.10.3*.deb linux-image-3.10.3*.deb
To apply changes, run:
sudo update-grub
(Optional) To remove this kernel, run below command in terminal:
sudo apt-get purge linux-image-3.10.3*
