Month: October 2016

Useful Linux tips. Using the ps command to list processes with the command line.

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The ps command in Linux has many useful command-line parameters that may be used to give more information. The –forest parameter will give a tree view of the ps output that will show the children of each parent process. That is like the pstree command and will enable you to better visualize the relationships of … Read more

How to build a 4.8.4 Linux kernel on Ubuntu 16.10.

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To build the latest 4.8.4 Linux kernel on Ubuntu 16.10, you will only need the ncurses-dev and build-essential packages installed. Then we are ready to install a new Linux kernel. Download the latest Linux kernel tarball. jason$ wget https://cdn.kernel.org/pub/linux/kernel/v4.x/linux-4.8.4.tar.xzjason$ wget https://cdn.kernel.org/pub/linux/kernel/v4.x/linux-4.8.4.tar.xz And then unpack the Linux tarball that we have downloaded. jason$ tar -xvf linux-4.8.4.tar.xzjason$ … Read more

Some interesting and useful Linux commands and BASH tricks.

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A useful awk implementation to count the number of entries in the /etc/passwd file. john@deusexmachina:~$ sudo awk -F: ‘{ print $1 }’ /etc/passwd | wc -l 34john@deusexmachina:~$ sudo awk -F: ‘{ print $1 }’ /etc/passwd | wc -l 34 And the quintessential “Hello World” in Awk. john@deusexmachina:~$ awk ‘BEGIN { printf "%s, %s\n", "Hello", "World!" … Read more

The NASA Voyager probe is the furthest man made object from the Earth at the moment.

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The NASA Voyager probe that is now traveling out of the Solar System has its own Twitter page! See it here: NASA Voyager. This probe has withstood amazing levels of radiation and is still transmitting precious information back to NASA. On the sixth of September the 35th anniversary of the launching of the Voyager probe … Read more

How to extract an Arma 3 pbo file on Linux using pbo tools.

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To extract an Arma 3 pbo file on Linux use the pbo tools that have been made available for Linux. Download the tarball here. This contains binaries that will work on 64bit Linux distributions. http://securitronlinux.com/arma3/depbo-tools-0.6.24-linux-64bit.tgz. Updated link. Extract the contents of the bin directory to /usr/local/bin and the contents of the lib directory to /usr/local/lib. … Read more

Useful Linux commands for querying your computer for hardware information.

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The iostatcommand is another good way to get information about the hardware in your computer. This command displays information about the average CPU usage as well as reads and writes to your hard disk partitions. To install this utility, run this command. ubuntu ~ $ sudo apt-get install sysstatubuntu ~ $ sudo apt-get install sysstat … Read more

How to install Google Earth on Ubuntu GNU/Linux.

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Firstly, install the prerequisites for the Google Earth installation. jason$ sudo apt-get install lsb-corejason$ sudo apt-get install lsb-core Then we need to download the Debian apt package of Google Earth. jason$ wget -O google-earth64.deb http://dl.google.com/dl/earth/client/current/google-earth-stable_current_amd64.deb –2016-10-19 16:05:07– http://dl.google.com/dl/earth/client/current/google-earth-stable_current_amd64.deb Resolving dl.google.com (dl.google.com)… 172.217.25.46, 2404:6800:4006:802::200e Connecting to dl.google.com (dl.google.com)|172.217.25.46|:80… connected. HTTP request sent, awaiting response… 200 OK … Read more

How to list every installed package with the apt command on Debian.

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The apt package manager allows management of all installed packages and the installation of new software on a Linux system. It also allows the retrieval of information about installed packages. To list all installed packages, run this command. This does not require sudo or su. jason$ apt list –installedjason$ apt list –installed This will be … Read more

How to list the installed files of a certain package and other useful tips.

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To list all the files installed by a certain Debian package, use this command. dpkg -L [PACKAGENAME]. For example. ubuntu ~ $ dpkg -L vim /. /usr /usr/bin /usr/bin/vim.basic /usr/share /usr/share/lintian /usr/share/lintian/overrides /usr/share/lintian/overrides/vim /usr/share/bug /usr/share/bug/vim /usr/share/bug/vim/presubj /usr/share/bug/vim/script /usr/share/doc /usr/share/doc/vimubuntu ~ $ dpkg -L vim /. /usr /usr/bin /usr/bin/vim.basic /usr/share /usr/share/lintian /usr/share/lintian/overrides /usr/share/lintian/overrides/vim /usr/share/bug /usr/share/bug/vim /usr/share/bug/vim/presubj … Read more

Amazing sights and facts about our universe. What is really out there in the vastness of space?

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Following on from this posting: http://www.securitronlinux.com/uncategorized/amazing-facts-about-the-universe-we-live-in/, here is another post about the amazing universe we inhabit. One amazing sight in the universe is the Neutron Star. This is a stellar body that is about 20 kilometers in diameter and has 1000 billion times the gravity of the Earth. This would have the ability to bend … Read more

Some useful tips for the Linux MATE desktop.

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Some very useful tips for the Linux Mint MATE desktopInstall KDE on Linux Mint and other useful tipsInstall more themes on Linux MintCool misc software for Linux MintInstall some cool wallpapersInstall new GTK3 themes on your Linux Mint installationUseful keyboard shortcuts for the Linux MATE desktopChange the keyboard shortcuts using the configuration utilityUse the MATE … Read more

Arma 3 on Linux, a possibility?

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The Arma 3 server product is available for Linux machines, but what about the main client product? This is also available for Linux. I added the multiverse repository. jason$ sudo add-apt-repository multiverse && sudo apt updatejason$ sudo add-apt-repository multiverse && sudo apt update Then I added 32-bit support. jason$ sudo dpkg –add-architecture i386jason$ sudo dpkg … Read more

Red Dwarf star binary system. Amazing sights in our giant Universe.

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This is an image of an amazing stellar dance, these two stars orbit each other in 2.5 hours and they are gradually moving inwards towards a collision. This type of collision betwixt Neutron stars is the cause of the most powerful explosions in the Universe, a gamma ray burst. A collision between two Red Dwarf … Read more

Monitorix, a nice monitoring tool for Linux systems.

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To install this very useful Linux monitoring tool on your Linux system, firstly add this line to your /etc/apt/sources.lst file. deb http://apt.izzysoft.de/ubuntu generic universedeb http://apt.izzysoft.de/ubuntu generic universe Then download the required GPG key for the apt packages. wget http://apt.izzysoft.de/izzysoft.ascwget http://apt.izzysoft.de/izzysoft.asc And then add this GPG key to apt. jason$ sudo apt-key add izzysoft.asc OKjason$ sudo … Read more

Scoop gets Bay Area cities to pick up the tab for carpooling to alleviate traffic jams

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In a June 28, 2011 photo, a Toyota Prius hybrid auto bearing a California DMV decal on its left front bumper are seen in carpool lanes on Interstate 405 in Los Angeles. The program that allowed single occupants of hybrids to use carpool lanes expires at the end of June. (AP Photo/Reed Saxon) A startup that matches riders with drivers for paid, and pre-scheduled carpooling, Scoop, has inked a deal with two big towns in the increasingly congested commuter hubs in the San Francisco Bay Area, Foster City and San Mateo. With this deal, each city is subsidizing carpoolers’ rides so that passengers only have to pay $2 each way, and will ostensibly refrain from driving solo or… Read More

Categories IT

Fisker is back with a new electric car to debut later in 2017

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Fisker Karma in 2009 Henrik Fisker, designer of the Aston Martin V8 Vantage and Aston Martin DB9, is back with an electric car company called Fisker, Inc. – not to be confused with the old Fisker, which was acquired by Chinese auto parts giant Wanxiang and retooled as Karma Automotive. The new Fisker will also be making EVs, though, with an all-electric “spiritual successor” to the Fisker Karma to… Read More

Categories IT

How to disable desktop icons on the Linux Mint MATE desktop. Very easy with the Configuration Editor.

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Remove the icons from the Linux Mint MATE desktop. This post will tell you how to disable the desktop icons on the Linux Mint MATE desktop. I prefer to have the desktop this way as it is a little faster and better looking. Just go to Applications->System->Configuration Editor in the MATE Menu as shown above. … Read more

Lovely GTK themes for the Linux Mint MATE desktop.

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Some very useful tips for the Linux Mint MATE desktopInstall KDE on Linux Mint and other useful tipsInstall more themes on Linux MintCool misc software for Linux MintInstall some cool wallpapersInstall new GTK3 themes on your Linux Mint installationUseful keyboard shortcuts for the Linux MATE desktopChange the keyboard shortcuts using the configuration utilityUse the MATE … Read more

How to use xrdp on Linux Mint 15 to allow remote desktop connections from Windows 8.

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How to remote desktop into a Linux desktop with the xrdp command Very easy when you use xrdp. This is how to use the Windows 8 Remote Desktop client to connect to a Linux machine running Linux Mint 8. This is a way to remotely control a Linux machine with a graphical desktop. This makes … Read more