Checking your Ubuntu Version with GUI and Terminal

There are few ways to check which version of Ubuntu you are running. You can check with GUI and Terminal

Checking your Ubuntu version from GUI

1. Click on Settings menu either from top right menu or from button in left launcher.
2. Then you can see the System Setting dialog window, click on icon Detail
3. Your version will be shown under the Ubuntu logo.
4. Follow below screen shot for detail

Checking your Ubuntu version from Terminal

1. Open the Terminal, click on terminal icon or press Ctl+Alt+t for shortcut
2. Enter the command "lsb_release -a"

ubuntu1610@ubuntu1610:~$ lsb_release -a
No LSB modules are available.
Distributor ID: Ubuntu
Description: Ubuntu 16.10
Release: 16.10
Codename: yakkety

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How to fix “unable to lock database” error in Apricity Os

This guide will show you how to fix  “unable to lock database” error in Apricity Os, For the first time encounter this issue really don't know what to do because just finish installed Apricity Os and not even touch, it showed an error, and won’t let me to update

Command to update :

pacman -Syu

Then error showed :

:: Synchronizing package databases...
error: failed to update core (unable to lock database)
error: failed to update extra (unable to lock database)
error: failed to update community (unable to lock database)
error: failed to update multilib (unable to lock database)
error: failed to synchronize any databases
error: failed to init transaction (unable to lock database)
error: could not lock database: File exists
 if you're sure a package manager is not already
 running, you can remove /var/lib/pacman/db.lck

It said, if you're sure a pakage manager is not already running, you can remove /var/lib/pacman/db.lock

So i tried to remove it:

rm /var/lib/pacman/db.lock

Awesome, it worked..Now can update and install any application

pacman -Syu

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Install Ubuntu 16.10 in VirtualBox

These release notes for Ubuntu 16.10 (Yakkety Yak) provide an overview of the release and document the known issues with Ubuntu 16.10 and its flavors. Support lifespan Ubuntu 16.10 will be supported for 9 months until July 2017. If you need Long Term Support, it is recommended you use Ubuntu 16.04 LTS instead.

Ubuntu 16.10( Yakkety Yak) - Release date 13 October 2016.

This video will show you how to install Ubuntu 16.10 in VirtualBox 5.1.8, start from download VirtualBox untill finish Ubuntu installation.Make sure you install Guest Addition for better perfomance

Download link

https://www.ubuntu.com/download
https://www.virtualbox.org/wiki/Downloads

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