Carl Sagan talking about entropy in 1980.
This is Carl Sagan talking about entropy in 1980. This is from an old audio cassette.
This is Carl Sagan talking about entropy in 1980. This is from an old audio cassette.
Installing the KDE 4 desktop on Fedora 25 is very easy. There are package groups that allow installation of desktop environments. This is how to install the KDE desktop environment group. [root@localhost jason]# dnf install @kde-desktop-environment[root@localhost jason]# dnf install @kde-desktop-environment This command will fetch and install KDE 4 on Fedora. Then install the KDM desktop … Read more
New exoplanets have been discovered 39 light years from Earth. This is 3.689685e+14 kilometers. This is apparently a system with seven planets. There is such a big fuss about the possibility of life here, but the distance is massive. Traveling at 200,000,000 miles per hour, it would take 130 years to reach the system. If … Read more
The type command for bash will tell you whether a command is a shell built-in or an executable on it`s own. This is very simple to use. This example shows how it works. jason@DESKTOP-G1QN8C6:~$ type -a echo echo is a shell builtin echo is /bin/echojason@DESKTOP-G1QN8C6:~$ type -a echo echo is a shell builtin echo is … Read more
I have just installed the Windows 10 15025 build and the bash shell. I have to say that it works way better than earlier versions. The apt update and the apt upgrade commands worked straight away. And ping works now. The networking is greatly improved. This is a good asset to the Windows 10 desktop … Read more
The head of the NBN company has claimed that Australians would not even need or use super fast NBN download speeds, even if it was offered for free. This is despite the massive adoption of online gaming and Netflix video streaming. As well as downloading 10 gigabyte game patches. Steam uses a lot of bandwidth … Read more
Getting started with the Ubuntu Linux distribution Getting started with Ubuntu is a lot of fun, this post will show you how to get setup after installation of the new Ubuntu 17.04 distribution. Download a copy of Ubuntu Kylin 17.04 here: http://cdimage.ubuntu.com/ubuntukylin/daily-live/current/. After the installation of Ubuntu Kylin, I could not get the networking to … Read more
I am using Debian 8.0 and the bash shellshock bug still works. That is why I should use zsh instead. My home Fedora 25 machine uses the zsh shell and I do not have that problem at all. It is only the bash shell that has this vulnerability. This is very concerning, but I guess … Read more
Embedding the output of a command into a bash shell script is quite easy. Here is an example. echo "Hello $(whoami), the date is $(date -u). Have a nice day"echo "Hello $(whoami), the date is $(date -u). Have a nice day" This is the output this will give you. ┌─[jason@neo]─[~] └──╼ $echo "Hello $(whoami), the … Read more
How to enable encrypted DVD playback on Fedora 25 Playing a DVD on Fedora 25 is not too difficult. I already had the extra repositories added to enable multimedia playback support, but I could not play a DVD. So I downloaded the libdvdcss library. http://download.videolan.org/pub/libdvdcss/1.4.0/. Then I built and installed it. darkstar% tar -xvf libdvdcss-1.4.0.tar.bz2darkstar% … Read more
Computer security in the modern world depends upon many factors. One of them is the security of your wireless access point. Some people have access points that have a weak password. This means that a malicious computer user with a Linux machine running aircrack can access your WIFI by cracking the passphrase and then accessing … Read more
The visudo command for Linux allows a user to edit the sudoers file and change permissions for users on the system. Open the sudoers file this way. NEVER edit it with a standard text editor. ┌─[jason@neo]─[~] └──╼ $su Password: root@neo:/home/jason# visudo┌─[jason@neo]─[~] └──╼ $su Password: root@neo:/home/jason# visudo This is the result of my editing. I have … Read more