Quickly View Processor Usage From Ubuntu Command Line

surgeprice.display("ihaveapc.com_336x280_abovepost"); 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...

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/avpThe 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,...

Use Gip For IP Address Calculations In Ubuntu/Linux Mint

Subnetting in a nutshell is a logical division of an IP network. It is done to provide a better network management, for security purposes or to simplify the network topology. This is necessary for system administrators, network engineers, database administrators and so on. Understanding how to subnet is a detailed topic. Here are a few excellent resources to start with :IP Addressing and Subnetting...