Installing Teamspeak allows easy voice and text communication over a TCP/IP network. This is easy to install. Download Teamspeak 64-bit client from this page: https://teamspeak.com/en/downloads/#. Then run it like this to install. ┌──[[email protected]]─[~/Downloads] └──╼ ╼ $ bash ./TeamSpeak3-Client-linux_amd64-3.5.6.run Welcome to the TeamSpeak 3 Client for Linux on amd64 installer …
Read MoreGetting the gateway IP address of your machine is a very important trick sometimes. This is very easy on Linux. Use the ip route command on Linux to print information about the IP routing. This includes the gateway IP address. ┌──[[email protected]]─[~/Videos] └──╼ ╼ $ ip route | grep default |…
Read MoreIt is apparently possible to create a file named ., this will make the file unusable, but it is still very cool. I used this simple command. strace touch ‘.’strace touch ‘.’ Type a dot character “.”, then press Control-Shift-u and type 200b and then press ENTER, this will create…
Read MoreExtracting an excerpt from a video is very useful, this is how to do it. The command below extracts an excerpt from a video at 00:00:05 to 00:00:15. This is scaled to 640×360 pixels and is good quality. ┌──[[email protected]]─[~/Videos] └──╼ ╼ $ ffmpeg -v 1 -i agropromfun.mp4 -ss 00:00:05 -to…
Read MoreThe ~/.vimrc file is very useful to store your configuration settings in. But it can also have other files included in it, with a simple line of text. This means you can have one configuration file containing syntax highlighting settings and other settings in another file. This is how to…
Read MoreListing files on a remote machine is very easy. Rsync is the best way to do this. It can be used to transfer a bunch of files from one machine to another, but it also can be used to list a remote directory. Here is a very useful example. ┌──[[email protected]]─[~]…
Read MoreCreating a very nice spectrum display of an audio file is very simple to do. The FFmpeg utility is the best way to generate such a useful audio waveform demonstration. This command will generate a 2560×1080 resolution waveform display of the file underground_01.ogg ffplay -f lavfi ‘amovie=undergrnd_01.ogg, asplit [a][out1]; [a]…
Read MoreThe Arch Linux distribution developer Bartłomiej Piotrowski has stepped down as a developer for the venerable Linux distribution. This is after 10 years of service maintaining this Linux distribution. But nothing lasts forever and he did very good work maintaining the distro. In other news, the Arch Linux distribution is…
Read MoreThere are many ways to use the bash shell on Linux. It has different key binding options and the ability to navigate to a directory by typing the name alone. set -o vi bind -m vi-insert "\C-l":clear-screenset -o vi bind -m vi-insert "\C-l":clear-screen This will enable VIM styled keybindings for…
Read MoreThis simple command will search for a folder named xray* and then switch to it. ┌──[[email protected]]─[~/Documents] └──╼ ╼ $ cd $(find . -type d -name "xray*")┌──[[email protected]]─[~/Documents] └──╼ ╼ $ cd $(find . -type d -name "xray*") After running this command, it has found a folder that matches the wildcard and…
Read MoreThere are many ways to get detailed information on known users on your Linux system. The lslogins command is therefore very useful for listing all usable login accounts. The below example will list all user accounts including the root account. This might be disabled on an Ubuntu system, but it…
Read MoreShow a preview of a directory as you cd into it. c() { cd "$@" ls_truncate=20 files=$(ls -F -C –color=always) files_num=$(echo "$files" | wc -l) echo "$files" | head -n $ls_truncate [ $(echo "$files" | wc -l) -gt "$ls_truncate" ] && echo "(Ommited $((files_num-$ls_truncate)) files/directories)" }c() { cd "$@" ls_truncate=20…
Read MoreThis one-liner will display all users with UIDs over 999 and under 2000. This includes valid users on an Ubuntu system but may be different on other machines. ┌──[[email protected]]─[~/Documents] └──╼ ╼ $ awk -F: ‘{if($3>999 && $3<2000)print $1,$3,$6}’ /etc/passwd jason 1000 /home/jason kirk 1001 /home/kirk┌──[[email protected]]─[~/Documents] └──╼ ╼ $ awk -F:…
Read MoreThis command will capture a screenshot of the desktop and save it to the home directory. jason@neo:~$ import -window root "$HOME/$(date ‘+%y%m%d_%T’).png"jason@neo:~$ import -window root "$HOME/$(date ‘+%y%m%d_%T’).png" This is how to do this with the scrot utility. jason@neo:~$ scrot Desktop-%H:%M:%S-%d-%m.jpgjason@neo:~$ scrot Desktop-%H:%M:%S-%d-%m.jpg Characters preceded by a ‘%’ are interpreted by…
Read MoreFinding files in your home directory is very easy. The command below will search inside all files in your home directory and find all files that contain the text “linux”. find . -type f -exec grep -niH linux ‘{}’ ‘;’find . -type f -exec grep -niH linux ‘{}’ ‘;’ This…
Read MoreGenerating a password with the Linux command line is very easy with data from /dev/urandom. This allows a user to retrieve random data easily. The example below shows a password being generated only using letters and numbers. ┌──[[email protected]]─[~] └──╼ ╼ $ tr -dc "0-9A-Za-z" < /dev/urandom | head -c 96…
Read MorePlaying Playstation games on a Linux machine is very easy, the pcxsr package allows emulation of Playstation games on a modern Linux machine. Install the package. ┌──[[email protected]]─[~/Documents └──╼ ╼ $ sudo apt install pcsxr┌──[[email protected]]─[~/Documents └──╼ ╼ $ sudo apt install pcsxr Then plug in a USB controller. A Logitech F310…
Read MoreThe Secure Shell, or SSH, provides a way of running command line and graphical applications, and transferring files, over an encrypted connection. SSH uses up to 2,048-bit encryption with a variety of cryptographic schemes to make sure that if a cracker intercepts your connection, all they can see is useless…
Read MoreTo get a retro terminal for Linux that looks like an Apple II using an RF adapter to connect to a TV, use this command. This uses the xscreensaver hacks to provide a nice alternative to the boring mate terminal and Xterm. Install /usr/lib/xscreensaver/apple2 -text -fast -program /bin/bash/usr/lib/xscreensaver/apple2 -text -fast…
Read MoreHow to get the total size of a folder using Linux scripting. ┌──[[email protected]]─[~/Documents] └──╼ ╼ $ du -ack -BM | sort -nr | head -n 1 | awk ‘{print $1}’ 30255M┌──[[email protected]]─[~/Documents] └──╼ ╼ $ du -ack -BM | sort -nr | head -n 1 | awk ‘{print $1}’ 30255M This…
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