Updating the grub2 boot-loader menu & adding swap space to your computer.

How to update the GRUB bootloader menu on Linux To update the grub bootloader on your Linux box, this is another way to do this. grub-mkconfig > /boot/grub/grub.cfggrub-mkconfig > /boot/grub/grub.cfg This will update the grub2 bootloader and add any new kernels in /boot. Creating a new swapfile for your Linux system. Firstly we create a … Read more

Setting a larger console font on Ubuntu 12.04.

Setting a larger console font on Ubuntu Linux 12.04. To do this first get to a text console by pressing Ctrl-Alt-F2 and login with your username ↦ password, then type this command to set a larger font. setfont /usr/share/consolefonts/Lat7-TerminusBold28x14.psf.gzsetfont /usr/share/consolefonts/Lat7-TerminusBold28x14.psf.gz This is a nice large font and is more readable if you are on a … Read more

Russian cybercafe webcam, and how to find more webcams online.

To find cool webcams with the Google search engine, use this Google search term. inurl" /view/index.shtmlinurl" /view/index.shtml This is an example I found, this is a Russian cybercafe. http://212.42.54.137:8008/view/index.shtml Russian cybercafe. This is another search term. intext:”MOBOTIX M10″ intext:”Open Menu”intext:”MOBOTIX M10″ intext:”Open Menu” This is one cam I found with it. A view over some … Read more

Astronomers discover furthest galaxy from the Earth. 13.3 billion light-years away from us.

Astronomers have found the furthest galaxy from the Earth, this one is 13.3 billion light-years from Earth; meaning that the light from this galaxy has been traveling for just about the entire history of our known universe. Of course this galaxy would no longer exist now; the stars within would have burned out and the … Read more

How to watch a Vimeo video in VLC media player.

To watch a Vimeo in VLC, we need to capture the actual video URL. Firstly, copy the video URL from the address bar. https://vimeo.com/3685071https://vimeo.com/3685071 Then paste this into the Open Network Stream option. After a short wait the video will open in VLC. This is how easy it is to play Vimeo without leaving a … Read more

How to add a Red Hat Linux 7.2 subscription after installation.

To add a subscription after installing Red Hat Enterprise Linux 7.2, type this command as root. [root@localhost jason]# subscription-manager register –username USERNAME –password "PASSWORD"[root@localhost jason]# subscription-manager register –username USERNAME –password "PASSWORD" This will setup your Red Hat subscription. Then enter this command. This will refresh all of the information on your machine. [root@localhost jason]# subscription-manager … Read more

How to change user information such as full name from the command prompt.

To change the full name and other information stored for a certain user, the chfn command will come in handy. This allows a system administrator to change the data with a simple command. In this example, I am changing the full name of a Linux user. root@darkstar:~# chfn -f "Jason Smith" jasonroot@darkstar:~# chfn -f "Jason … Read more

How to install updates on various Linux and UNIX distributions.

The MS DOS operating system has quite a lot of command-line arguments that may be used to ease the task of file management. Sure, it is no match for the Linux shell, but the DOS operating system in its time. But then along came the easy to use Linux distributions such as Mandrake Linux and … Read more

Create a graph of package dependencies with the Linux command line.

There is a way to create a graphical display of the package relations amongst your installed packages on a Debian system. The Graphviz package allows this. Firstly, install the debtree package. apt install debtreeapt install debtree apt install graphvizapt install graphviz Then run this command to see all of the package dependencies and relations for … Read more

Will the Donald Trump victory do anything about Internet censorship and the encroaching NSA monitoring?

Will the success of the election campaign that brought a Trump victory help stop the encroaching talons of Internet censorship? There is of course the CISPA and SOPA bills that seem to have been forgotten. But they are still a threat. cyber attacks are very common and the government could use this as an excuse … Read more

Install the fortune program on your Linux machine and have a nice fortune in your terminal.

To get useful Ubuntu server command line tips in your terminal, firstly install the fortune package and some more fortunes. ┌─[jason@darkstar]─[~] └──╼ $sudo apt install fortune fortunes-bofh-excuses fortunes-ubuntu-server┌─[jason@darkstar]─[~] └──╼ $sudo apt install fortune fortunes-bofh-excuses fortunes-ubuntu-server Now run the command to print a random Ubuntu server tip. ┌─[jason@darkstar]─[~] └──╼ $fortune ubuntu-server-tips If you want to download … Read more

How to create a dot matrix printer banner with Linux and other useful Linux tricks.

The printerbanner command will create a dot matrix printer banner. Just run the command and then type a string and hit ENTER. jason@debian:~$ printerbanner Message: Debianjason@debian:~$ printerbanner Message: Debian Print out the contents of a text file in octal format. jason@debian:~$ od .dmrc 0000000 042133 071545 072153 070157 005135 060514 063556 060565 0000020 062547 062475 … Read more

Evolution of operating system menus from early Gnome to Gnome Shell.

The early Gnome desktop is quite interesting, it had a Windows styled menu with a easy to use taskbar. https://www.ocf.berkeley.edu/~bobk/gnome/1.2/gnome-1.2-menu02.png. Source: https://www.ocf.berkeley.edu/~bobk/gnome/. This is the old Gnome 1.0 configuration application. Very dated indeed, this is when they had Enlightenment as the Window Manager of Gnome. Although you could use Sawfish as well. http://www.linuxjournal.com/files/linuxjournal.com/linuxjournal/articles/031/3139/3139f1.jpg. The Gnome … Read more

Random Linux commands.

Fetch information about a random Linux command. curl -sL commandlinefu.com/commands/random/plaintext | sed ‘3,4!d’curl -sL commandlinefu.com/commands/random/plaintext | sed ‘3,4!d’ Here is an example. ┌─[jason@neo]─[~] └──╼ $curl -sL commandlinefu.com/commands/random/plaintext | sed ‘3,4!d’ # An easter egg built into python to give you the Zen of Python echo "import this" | python┌─[jason@neo]─[~] └──╼ $curl -sL commandlinefu.com/commands/random/plaintext | sed … Read more

Gaining information about your Linux system using the Linux command line.

Gaining information about a Linux system is very easy, there are quite a few Linux commands that can print detailed specs of your hardware configuration. The lsblk command prints information about your block devices. This can be used to list all disk partitions and CD/DVD drives. ┌─[jason@neo]─[~] └──╼ $lsblk NAME MAJ:MIN RM SIZE RO TYPE … Read more