How to format pen drive from terminal in Ubuntu

Many times it happens that your pen drive or memory cards does not formatted from file manager so you have to format it from terminal. In this tutorial, it is shown that how to format pen drive or any other hard-disk or memory card from terminal using commands in Ubuntu.

This video gives you a complete idea of how to format pen drive from terminal and which commands you have to type.

I also attached the screenshots of this commands from terminal window step by step.

[1]  First of all type the below command for know the name of your pen 

       drive or memory card. [here | (pipe) operator is used which is given 

       above your enter key in most of keyboards.]  

       dmesg | tail

Or you can use the following command as above will not be work on some system.

       fdisk -l

[2]  Then unmount your pen drive using the following command.

       sudo umount /dev/sdb1

And enter your password.

[3]  Then enter the following command to format your pen drive with 

        FAT32 partition.

       sudo mkfs.vfat -n 'Ubuntu' -I /dev/sdb1

Your pen drive is now formatted and ready to use.

Software Center in Ubuntu

In our day to day life, we choose the operating system according to the availability of the various kinds of softwares available for the particular operating system.

So in Ubuntu there is Software Center is available for downloading and installing application. You don't have to find the application from any other websites or from torrents, you can easily download and install the application you want.

There are many categories in Ubuntu Software Center for the sake of ease.

Here I enlist the all categories which are available in Software Center.

• Accessories
• Developer Tools
• Education
• Fonts
• Games
• Graphics
• Internet
• Office
• Science & Engineering
• Sound & Video
• System
• Themes & Tweaks
• Universal Access

Here are some screenshots of Software Center which gives you a more clear idea about it.

You can also see that which application you installed previously on which date and lies upon which category.

And the last portion but not least, gives you the details of all modification like updates, removals, installation etc.

To install any specific application you can search the keyword on the top-right corner of the Software center. It enlist you the all application contain the search keywords.

After installing any application you can see it on your dash or by pressing 'Super[Windows key] + A'.

System Monitor in Ubuntu

System Monitor comes in-built in Ubuntu which contain four parts System, Processes, Resources, File Systems. Now we look at what information each part contain with snapshots.

1. System :
   It contain the basic information about which version of Ubuntu you are using, which version of Linux Kernel is there and which version of GNOME is there.
   In this portion you can know how many RAM and which processor you are using and System status also tell you about how much space available on disk.

2. Processes :
   In this portion, you can know which processes are running and which are sleeping. And you can also know how much memory and how much CPU time they take in order to complete their processes.
   
   

3. Resources :
   In this part, you will get the graphical information about how many percentage of CPU is used at that time, how many portion of memory[RAM] and swap value is used at that time and in network history you can see how many data is sent and received.

4. File Systems :
   In this portion, you can check the status of the hard disk or any removable device like pen-drive, memory card or portable hard-disk. Here you can see the details like the type of the device, total space of the device, how much space free and available on the device and how much space used on the device.

How to increase/decrease brightness on Ubuntu

There is always need of adjusting brightness while working with laptop or notebook in Ubuntu. Here is the solution how to increase/decrease brightness in Ubuntu via terminal. You have to type the following command in terminal to adjust the brightness.

"$ sudo setpci -s 00:02.0 F4.B=xx"

         where xx= all hexadecimal value between 00 to ff
         [00=highest brightness  ff=lowest brightness(total dark)]

If you enter 'ff', the whole brightness has gone the screen will become totally dark so be careful at there. This command will be very helpful to you if you work in very darker or in very lightning room. The average working brightness level is 'aa' which i prefer to work. 

How to install Ubuntu 11.10 on Virtualbox

At 13,OCT 2011 Ubuntu 11.10 named "Oneiric Ocelot" has been released. It comes with unity. It available on both 32 and 64 bit. This version contain many new features. Here in this article you can find that how to install Ubuntu 11.10 on virtualbox.

In this video, you learn the installation step by step like how much RAM is required, how much memory should given to it, from where you can select the .iso image and how to install it. Here we use Ubuntu 10.10 as the host OS.

How to install NetBeans on Ubuntu

Here, I will show you the method to install NetBeans in Ubuntu. NetBeans is IDE[integrated development environment] for Java, PHP, Python, Javascript, Groovy and many others.

Now, I will show you the steps to install NetBeans on Ubuntu. And I also attach the image so you can easily understand. And at last the video is there in which the whole method is described.

Step-1: Open terminal and goto the NetBeans driectory and run the '.sh' file.

Step-2: Then it opens the install box automatically then accept the agreement and click next to some dialog box which can see in below snapshots.

Step-3: Confirm the installation by open NetBeans 'Application -> Programming -> NetBeans IDE' and enjoy NetBeans IDE.

Now, this video is describe whole method of installing NetBeans.

Gwibber - Social Client for Ubuntu

Gwibber is a social client for Ubuntu. It provide multistream for all your social network. Gwibber automatically checks your spelling and shorten the entered URL. It support many services like Facebook, Twitter, Buzz, Digg, Flickr, Identi.ca, StatusNet, FriendFeed etc.

You can install Gwibber by hitting this command on terminal in Ubuntu.

$ sudo apt-get install gwibber

Here from this video, you can understand how to authorized your Facebook, Buzz, Twitter etc account. And how to set more than one stream for all your social network, hence you can simultaneously show your friends updates and share your own status to all.

Uget - Download manager

Uget is powerful and open-source download manager. It is light-weight and simple downloader in which you can pause and resume your downloads so if your connection crashed you can resume it afterwords. The Uget download manager built into GTK+. Here i attach some snapshots so you can get better understanding.

You can download it on Ubuntu by hitting following command in terminal.

$ sudo apt-get install uget

Uget provides the following features:

• Queue downloads
• Categorised downloads
• Mozila Firefox extension through Flashgot plugin
• Clipboard monitoring
• Batch downloads
• Import downloads from HTML file
• Free and Opensource