How to check your Linux Kernel Version?

Checking your Linux Kernel Version: Once your up and running with your favorite Linux distribution, you might find the need to install additional software packages or drivers. Some of these software applications or drivers can be specific to a Linux Kernel version in which case you will need to find this information. Finding the Kernel Version, Release information and Operating System from a running system is fairly straight forward and can be done directly from a terminal.


Locating your Linux Kernel Version:

Open up a terminal and type one of the following commands listed in bold text.

uname -a  (prints all information)

uname -r  (prints the kernel release)

uname -v  (prints the kernel version)

uname -o  (prints the operating system)

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How to Upgrade Linux kernel 3.7.1 on Ubuntu 12.10/12.04?

Linux Kernel 3.7.1 is the first maintenance release for the Kernel 3.7 series that has been made available recently for Ubuntu/Linux Mint imagessystems. In this tutorial, we will see as usual how to upgrade to this new kernel using a simple bash script. If you want to install the deb files manually, click here. Here are some of the changes and fixes in kernel 3.7.1 taken from the ChangeLog:

  • USB: EHCI: bugfix: urb->hcpriv should not be NULL
  • ring-buffer: Fix race between integrity check and readers
  • Partial fix for a hardware bug affecting OHCI controllers by NVIDIA
  • rcu: Fix batch-limit size problem
  • usb: ftdi_sio: fixup BeagleBone A5+ quirk
  • x86: hpet: Fix masking of MSI interrupts
  • clk: ux500: fix bit error
  • rcu: Fix batch-limit size problem

Linux Kernel 3.7.1 Installation To install Linux Kernel 3.7.1 in Ubuntu/Linux Mint (12.10/12.04/11.10 or Mint 14/13 or older), open the terminal and run this sequence of commands at your own risk (backup your files if needed):

cd /tmp

wget -O linux-kernel-3.7.1

chmod +x linux-kernel-3.7.1

sudo sh linux-kernel-3.7.1

sudo reboot

Kernel 3.7.1 Removal If you haven’t removed the old kernel, you can purge Linux Kernel 3.7.1 with this command:

sudo apt-get purge linux-image-3.7.1*

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How to Connect Android Devices on Linux?

A simple MP3 and Media player client for UNIX and UNIX like systems.

Darran Kartaschew (aka Chewy509).
Released under the BSD License. 2009-2012.

A simple MP3 player client for MTP based devices.

Due to Oracle Solaris 10 not having a native MTP based MP3 player support application, I’ve written my own GUI client for MTP devices. It supports:

  • Upload, Download, Removal, Renaming and Moving of files as needed.
  • Drag’n’Drop support for uploading files to the device.
  • Folder Creation and Deletion.
  • Album Art management.
  • Metadata support for MP3, WMA, OGG and FLAC audio files, ensuring correct track information on your media player when uploading audio files.
  • Device Naming support.
  • Basic creation, editing and deletion of playlists. Able to import and export playlists in *.m3u format.




Triangle Matlab Program



%%Triangle Matlab Program Design By Erik Rosado |

%% Input Values:

x = input (‘ Enter value for Adjacent: ‘ )

y = input (‘ Enter value for Opposite: ‘ )

%% Equations:

z = (sqrt(x.^2 + y.^2));

ang = atand(y./x);

%% Result display values:

Hypotenuse = z

Angle = ang

Matlab Command Windows:


Enter value for Adjacent: 5

x =


Enter value for Opposite: 10

y =


Hypotenuse =


Angle =