How to re-build the ATI drivers on Fedora 20 after upgrading the kernel.

I recently updated to a new kernel version and the ATI drivers were not loaded as they had not been built for that kernel. I had to re-compile the ATI drivers, so I switched to the root user and navigated to this folder. [root@localhost homer]# cd /lib/modules/fglrx/build_mod/ Then I ran this command to build the […]

The best GTK themes and wallpapers for your Ubuntu or Linux Mint desktop.

Some very good GTK themes and wallpapers for your Linux desktop. GTK Themes. Zukitwo: http://gnome-look.org/content/show.php/Zukitwo?content=140562. A very good GTK theme for Gnome Shell and MATE. DeLorean-Dark — Gnome 3.4 & 3.6: http://gnome-look.org/content/show.php/DeLorean-Dark+–+Gnome+3.4+%26+3.6?content=153866. DarkMint: http://gnome-look.org/content/show.php/DarkMint?content=150904. Piratunbu theme 6.0: http://gnome-look.org/content/show.php/Piratunbu+full+theme+for+Ubuntu+13.10?content=147063. A pirate themed look for Ubuntu. reNIX (for Unity and GS): http://gnome-look.org/content/show.php/reNIX+%28for+Unity+and+GS%29?content=153312. A squared theme for Unity […]

How to search and replace text in a file with sed. Not using cat.

The sed command is very useful for searching and replacing text in a file. This is how to search for and replace a text string in a file. Homer@bejiitas ~ $ sed -i ‘s/<main>/<mein>/gi;’ my.c This is how to search and replace text in a file and leave a backup copy with a tilde character […]

Want To Make An App? Follow These Six Simple Steps.

In this contemporary era, more and more people are making use of electronic devices to work and play. In recognizing this reality, many businesses are now seeking to maximize profits by designing creative and brand-building apps. If you are interested in making an app but are not quite sure how to do so, the following […]

Linux storing passwords in plain text. Here is the truth of the matter.

The NetworkManager daemon on Linux does store WIFI passwords in plain text, but you need root access to read the files. Here is a sample WIFI connection file in /etc/NetworkManager/system-connections. homer@deusexmachina /etc/NetworkManager/system-connections $ sudo cat PIZZACATSWIFI [connection] id=PIZZACATSWIFI uuid=f4f0260d-ca5e-4b86-808d-3dce65fa80cf type=802-11-wireless [802-11-wireless] ssid=PIZZACATSWIFI mode=infrastructure mac-address=4C:0F:6E:5D:E1:25 security=802-11-wireless-security [802-11-wireless-security] key-mgmt=wpa-psk auth-alg=open psk=302c64ff12 [ipv4] method=auto [ipv6] method=auto The passkey […]

Snapchat database compromised. Censored database dump leaked onto the Internet.

The picture sharing website Snapchat has been compromised. This hack has leaked data on all of the users online. This shows that the staff of this website do not care about security at all. And he turned down 4 billion dollars from Facebook, but will the website be worth that much now? I hope that […]

How to install libdvdcss on Fedora 20 to enable DVD playback.

The libdvdcss library is used to playback encrypted DVD disks on a Linux operating system. Download the tarball here: http://www.linuxfromscratch.org/blfs/view/svn/multimedia/libdvdcss.html. Then we need to unpack the tarball. [homer@localhost libdvdcss-1.2.13]$ tar -xvf libdvdcss-1.2.13.tar.bz2 Then enter the directory. [homer@localhost libdvdcss-1.2.13]$ cd libdvdcss-1.2.13/ Then begin the compilation process. [homer@localhost libdvdcss-1.2.13]$ ./configure && make Once that has completed, install […]

A short GIF showing how to change wallpapers and themes in Linux Mint 16.

I recorded this by installing the byzanz command. This is installable in Linux Mint 16 by following this guide. http://linuxg.net/how-to-install-byzanz-0-3-0-on-ubuntu-13-10-13-04-12-10-12-04-linux-mint-15-14-13-elementary-os-0-2-luna-and-pear-os-8/. Then type: byzanz my.gif -d 60 to record for 60 seconds. This is another good way to make a simple screen recording.

How to view Digital Television with mplayer on Linux using w_scan to scan for channels.

The mplayer video player may be used to watch digital television. Firstly install mplayer and the w_scan utility. yum install w_scan mplayer Then use the w_scan command to scan for digital television channels. w_scan -X -c AU The scan will take some time, but once it has finished you should get a channel listing that […]

Far Cry 4 in production. Could this game be even better than the third incarnation?

The PC game Far Cry 4 is in production. This game could be even better than Far Cry 3. One thing that must be fixed in this game is the draw distance. In Arma 3 you can snipe people from 3 kilometers away. This is slightly unrealistic but possible with a big enough supersonic round. […]

How to view the position of satellites using the Gpredict software for Linux.

The Gpredict software for Linux is able to view the position of satellites over the surface of the earth. This is fascinating software, you can see the position of the International Space Station and other interesting satellites in orbit. Type this command on a Fedora system to install this software. yum install gpredict This is […]

E16 window manager available for Fedora Core 19.

The old E16 window manager is available for Fedora 19. I just discovered this when installing some new software to try out. Install it using this command. yum install e16 e16-themes.noarch e16-epplets.x86_64 This is a very old but good looking window manager. There are some awesome themes available for this WM on the Internet. I […]

How to install prboom+ on Ubuntu 14.04 with the command line.

Download the tarball for prboom+ here: http://sourceforge.net/projects/prboom-plus/. Navigate to your ~/Downloads folder and type this command to unpack it. homer@lollinux-machina:~/Corebreach ☠ $ tar -xvf prboom-plus-2.5.1.3.tar.gz Then navigate to the folder: homer@lollinux-machina:~/Corebreach ☠ $ cd prboom-plus-2.5.1.3/ Issue this command to install the required OpenGL library headers. sudo apt-get install libglu1-mesa-dev freeglut3-dev mesa-common-dev Then you will need […]

Epic failure computer “presentation.” This shows how someone with no computer knowledge can embarrass themselves.

Epic failure computer consultant. Put the captions on as this video is in Hebrew.

How to use the watch command to update a terminal every 2 seconds with an updating file.

I am using this command to search the Internet for open ports on port 80 with nmap. sudo nmap -sS -iR 0 -p 80 -oG nmap.grepable Then I use this command in another terminal tab to view the updating file. This will be updated every two seconds with new file content. watch cat nmap.grepable This […]