Author Archives: Dipesh Kumar

SFD 2012

Hack For SFD 2015

NOSK is the Open Source club which has been originated from the FOSS enthusiastic students from NCIT (Nepal College of Information Technology), Balkumari, Lalitpur about 9 years ago. We were listed as the one of the most deserving team in SFD2010. With more passion and motivation we celebrated SFD2011, SFD2012. SFD2013, SFD2014. And this year too we are highly motivated and enthusiastic about the event.

We invite everyone interested to join us:

Mailing List:


Facebook Group:

Event Date: 18th Spetemper to 19th September 2015

Venue: Nepal College of Information Technology, Balkumari, Lalitpur.

Time: Friday (3pm tp 9pm) & Saturday (7am onwards)

Ticket: Free [Everyone is Invited ;) ]


Day1) Friday [18th Sep] | Time: 3:00 PM Onwards


  • Kickoff SFD Eve & Welcome Note

  • SFD Tattoo & Prints

  • Candel Light Vigil
  • Tea Break
  • Hackathon

Day 2) Saturday [19th Sep] | Time: 7am Onwards


Section A: Hackathon (7 AM onwards)

  1. Linux Repo (contd.)
  2. Virtual Reality (Cardboard)
  3. GIMP (Design with Opensource tool
  4. Arduino & Open Hardware

Section B: Talks & Demos (11:00 to 13:00)

  1. Keynote & SFD Cake

  2. NASCOIT Debrieffing
  3. Open Talks & Presentation

  4. Demos & TroubleShooting

Section C: Videos & Games

  • Video Making: Nepali Language Tutorial
  • 3D Movies
  • Open Source Games

Section D: Networking & Gossips

  • NO LIMIT Zone
  • Open Art
  • SFD Tattoo Imprinting
  • Photo Booth
  • And Many Mores

Lunch: 10:00 t0 11:00

Evening Tea: 15:00

Wrapup & Thanks Giving: 17:00


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A-Z of Linux – 40 Essential Commands You Should Know

linux commandsLinux is the oft-ignored third wheel to Windows and Mac. Yes, over the past decade, the open source operating system has gained a lot of traction, but it’s still a far cry from being considered popular. Yet though that may be true, Linux still earns new converts every day. Will you join them?

The learning curve of Linux is what deters most users from even trying it in the first place. It can be a traumatic experience having to go from a GUI-based operating system like Windows or Mac to one that requires command line fiddling. But if you can get over that initial hump of difficulty, you may find that Linux is surprisingly robust.




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VLC 2.0.5 Released, Install in Ubuntu 12.10/12.04/Linux Mint

VLC media player (initially VideoLAN Client) is a highly portable multimedia player for various audio and video formats (MPEG, DivX/Xvid, Ogg, and many more) as well as DVDs, VCDs, and various streaming protocols.
However in recent years it has also become a extremely powerful server to stream live and on demand video in several formats to our network and the Internet.

To install VLC in Ubuntu/Linux Mint open Terminal (Press Ctrl+Alt+T) and copy the following commands in the Terminal:

  • sudo add-apt-repository ppa:videolan/stable-daily
  • sudo apt-get update
  • sudo apt-get install vlc
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20 Useful Terminal Commands and Tools that you May Need in Ubuntu/Linux Mint

Terminal is a text-based interface that grants users direct access to the UNIX system. You can use Terminal to run some specific commands, create files/folders, change system settings, and any other features that aren’t available via programs with GUI.
In this article, I have collected 20 tools and commands that can be useful for Ubuntu/Linux Mint users. If you have more interesting commands or tools, you can mention them below.

1. Make An ISO From A Folder

If you want to make an iso file from a directory containing other files and sub-directories via the terminal, you can use the following command:

mkisofs -o image.iso -R /path/to/folder/

If you wish to backup the home folder, use this command:

mkisofs -o image.iso -R $HOME

2. Remove Non-Empty Folder

To remove a non-empty folder from the command line, you can use this command:

rm -rf /path/to/folder/

3. Checking Current CPU Architecture (32-bit or 64-bit)

To list your processor architecture in Ubuntu/Linux Mint, use one of these commands:

uname -m




 file /bin/bash | cut -d’ ‘ -f3

4. Generate Random Passwords

To generate random passwords via the terminal, you can use the following commands:

   a – makepasswd

makepasswd is a command line tool for generating passwords in Ubuntu/Linux Mint. Install it with this command:

 sudo apt-get install makepasswd

To generate a password with 20 characters, enter this command:

makepasswd –chars=20

b- OpenSSL

You can also use OpenSSL to generate random passwords using this simple command:

openssl rand -base64 20

5. Check Uptime

To check for how long your computer or laptop has been running since you powered it on, issue this command:


To monitor system uptime in real-time, use this command:

 watch -n 1 uptime

6. Check Information About Your Video Card

To list information about your graphics card (Nvidia, AMD, Intel, etc.), enter this command:

 lspci -v -s `lspci | awk ‘/VGA/{print $1}’`

7. Download And Extract Tar Files In One Command

If you want to extract an archive file after being downloaded in a single command, you can use the following command for tar files:

 wget URL-To-TAR-File -O – | tar xfz –

Here is an example:

 wget -O – | tar xfz –

8. Block/Unblock Wifi/Bluetooth

To disable wifi or Bluetooth in Ubuntu/Linux Mint, we can simply use the rfkill command line tool. To deactivate wifi, enter this command:

rfkill block wlan

For Bluetooth:

rfkill block bluetooth

To unblock WiFi, enter this command:

rfkill unblock wlan

For Bluetooth:

rfkill unblock bluetooth

9. Check CPU Temperature

To get the current temperature of your processor, issue this command:

acpi -t

To check CPU temp in real-time, run this command:

watch -n 1 acpi -t

10. Change Read Speed Of A CD/DVD

Let’s first get the maximum read speed of your optical drive with this command:

eject -X

To increase/decrease read speed of a CD/DVD inserted into your optical drive, enter this command followed by the desired speed:

 eject -x 4

For more than one optical disc drive, use this command:

 eject /dev/cdrom -x 4

11. Check RAM Speed

To check memory speed from the command line, run this command:

 sudo dmidecode -t 17 | awk -F”:” ‘/Speed/ { print $2 }’

12. Read/Write Speed Of A Hard Disk

To check read/write speed of your hard drive on the terminal, use this command:

sudo hdparm -tT /dev/sda

13. Monitor Network Usage

IPTraf is a command line utility that allows to monitor network activities in real-time. Install it in Ubuntu/Linux Mint with this command:

 sudo apt-get install iptraf

Start monitoring using this command:

sudo iptraf

14- Downloading Websites

If you want to download an entire website via the terminal, enter this command:

 wget –recursive  –page-requisites –convert-links

15. Check Gmail Unread Messages

To check for unread messages in your Gmail account, use this command:

curl -u GMAILUSER –silent “” | perl -ne ‘print “\t” if //; print “$2\n” if /<(title|name)>(.*)<\/\1>/;’

16. Monitor HDD Temperature

Use hddtemp to monitor hard disk temperature on the terminal. Run these commands:

sudo apt-get install hddtemp

sudo hddtemp /dev/sda

17. Force Kill Apps

To force close an unresponsive software, run xkill from the terminal then click the software’s window to close it.

18. Screen Recording

To capture your screen and record it in a video, use ffmpeg:

sudo apt-get install ffmpeg

ffmpeg -f x11grab -s wxga -r 25 -i :0.0 -sameq output.mpg

19. Check Current Kernel Version

You can simply use this command:

uname -r

20. Dtrx

The dtrx tool allows to extract most archive files without the hassle of memorizing the various extraction commands. To install it, run this command:

sudo apt-get install dtrx

Here are some examples:


dtrx file.tar.gz

dtrx file.7z

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GDG Event Map maker

Attending the Google map maker event
Registered personnel gonna get  the Certificate and Gifts from


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