Quickly Find Out System Information In Linux Mint/Ubuntu From Terminal

It can be useful to selectively print out hardware/system information for troubleshooting or reference purposes. inxi is a very handy command line tool that does just that. It displays information about system software like kernel version, Linux OS details, CPU, RAM and other hardware details. To use it in Linux Mint/Ubuntu, open Terminal and type : inxi Using this command alone will only display...

Quickly View Processor Usage From Ubuntu Command Line

It is simple to view the per processor usage and statistics in Ubuntu just using the command line. To do this, first install sysstat using the following Terminal command : sudo apt-get install sysstat After it is installed, mpstat is the command to view the processor usage. To display the average CPU utilization per processor, simply type : mpstat -P ALL The above example shows a dual processor system....

How To Install And Use Tor Browser In Ubuntu/Linux Mint

Tor browser is useful for online anonymity and security. It is free to download and use. The way it provides such anonymity when surfing websites is by bouncing connections over a widely distributed mesh (onion rings) so that it becomes difficult to see the exact source endpoint. It is available to download and use both for Windows and Linux. The Windows version is a simple installer while the Linux...

Backup Home Directory In Linux Using Tar

The tar command in Linux can quickly create archives of entire directories. All of this can be done just with a single command. Here is how : Suppose, the home directory of a user needs to be archived for backup purposes. This directory and all the sub-directories can be “tarred” by the following command : tar -zcvf homedirarchive.tar.gz /home/avp The above command will create an archive...

Quickly Optimize And Compress JPEG Images In Ubuntu

When uploading images, it is a good idea to first optimize them thereby reducing the size. Doing this adds up quickly when using them for websites, blogs and so on. An earlier article described RIOT – a freeware tool for Windows that serves this purpose. Now, for Ubuntu, a simple command line tool optimizes jpeg images – jpegoptim. Install it using the following command from Terminal : sudo...

List All Built-In Bash Commands In Ubuntu / Linux Mint

Using the help feature to know more about a specific Bash command
With so many commands available at disposal from the Ubuntu / Linux Mint terminal, it can be useful to get a list of built-in commands supported by the Bash shell. (To get and idea about what a Linux shell is, refer to this brief overview of different shells in Linux  and to know how to use  various commands, refer to the Linux command line tutorial series). For getting the list of Bash commands,...