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.gz This is a nice large font and is more readable if you are on a 1920*1080 …

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 …

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 …

To change the hostname of an Ubuntu machine, there are a couple of files that need editing. Firstly, open the /etc/hostname file and change the hostname in here to the one you wish to use. 09:51:17 0 ~ jason$ sudo vim /etc/hostname09:51:17 0 ~ jason$ sudo vim /etc/hostname Then edit the /etc/hosts file and change …

The bash shell has some very useful features when using the command line. This can make using the command line much faster. For example, if you forget to type sudo before a command, this can be fixed this way. jason$ fdisk -l /dev/sda fdisk: cannot open /dev/sda: Permission deniedjason$ fdisk -l /dev/sda fdisk: cannot open …

The smartmontools package for Debian allows the user to get comprehensive hard disk information. This is useful if the hard disk drive is behaving strangely. This might mean it is failing. Install the smartmontools package. root@neo:/home/jason# apt install smartmontoolsroot@neo:/home/jason# apt install smartmontools Now you may check your hard disk drive for any errors. root@neo:/home/jason# smartctl …

Installing Debian from the minimal netinstall image is very easy indeed. The ISO image is available at this link. http://cdimage.debian.org/debian-cd/8.5.0/amd64/iso-cd/debian-8.5.0-amd64-netinst.iso. This version of the netinstall ISO contains extra firmware if this is required. http://cdimage.debian.org/cdimage/unofficial/non-free/cd-including-firmware/8.5.0+nonfree/amd64/iso-cd/firmware-8.5.0-amd64-netinst.iso. Now we can begin installation of the Debian distribution. Choose the language for the installation. Now select the country where you …

This is the FAQ containg all the answers to your Debian Linux questions. The Debian Linux FAQ contains a great amount of information pertaining to the Debian GNU/Linux distribution. https://drive.google.com/open?id=1XoEX7hJRkDbGYBHigWkd9TJE66bNILxuFvByFO9cbieufOPTcYQL0n7U_Hhr. Have a read of this and you will learn a great deal about setting up and using your new Debian system. Securing Debian HOWTO. https://www.debian.org/doc/manuals/securing-debian-howto/. …

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There are a few Linux easter eggs out there. The above screenshot shows the Douglas Adams quote in VIM. Type :42 in the command mode to get this quote. The apt-command for Ubuntu, Debian and Mint has had an embedded easter egg for quite a while. If you type the help command for apt-get, you …

Creating an alias for bash makes remembering a command easier. This is how longer commands may be simplified. Here is an example. [jason@darknet:~] alias lseasy=’ls -lAhF'[jason@darknet:~] alias lseasy=’ls -lAhF’ This is the output. [jason@darknet:~/Videos] lseasy total 4.8G -rw-r–r– 1 jason jason 18 Mar 24 13:34 authrootseq.txt -rw-r–r– 1 jason jason 23K Mar 24 13:55 heap2.htm …

The /etc/NetworkManager/system-connections directory in Debian and Ubuntu stores files that are named after the WIFI networks you have connected to. These contain the passwords for the wireless networks that your machine has connected to. Here is a sample file. [connection] id=detportal uuid=539c7711-95ba-4f0a-8797-33d32ec779d7 type=802-11-wireless   [802-11-wireless] ssid=detportal mode=infrastructure security=802-11-wireless-security   [802-11-wireless-security] key-mgmt=wpa-psk psk=detportal   [ipv4] method=auto …

This command will print the make and model of your motherboard. jason@eyjafjallajkull:~$ sudo dmidecode -t baseboard [sudo] password for jason: # dmidecode 2.12 SMBIOS 2.4 present.   Handle 0x0002, DMI type 2, 8 bytes Base Board Information Manufacturer: Gigabyte Technology Co., Ltd. Product Name: H55-USB3 Version: x.x Serial Number:jason@eyjafjallajkull:~$ sudo dmidecode -t baseboard [sudo] password …