How To Install i.class on Ubuntu 21.04

In this guide, we’ll discuss How To Install i.class on Ubuntu 21.04. Also, we will demonstrate how to uninstall and update i.class.

One-liner install command

For those in a hurry, here's a one-line installation command:

sudo apt-get update && sudo apt -y install grass-core

But if you are interested in the detailed steps with descriptions, the following information is for you.

What is i.class and what are the ways to install it?

Before beginning this tutorial, you will need access to a server or computer running Ubuntu 21.04. This guide was written specifically with a server running Ubuntu 21.04 in mind, although it should also work on older, supported versions of the operating system.

Also, make sure you are running a regular, non-root user with sudo privileges configured on your server. When you have an account available, log in as your non-root user to begin.

There are several ways to install i.class on Ubuntu 21.04. You can use (links are clickable):

In the following sections, we will describe each method in detail. You can choose one of them or refer to the recommended one.

Install i.class using apt-get

First, update apt database with apt-get using the following command.

sudo apt-get update

After updating apt-get database, You can install i.class using apt by running the following command:

sudo apt -y install grass-core

Install i.class using apt

Because i.class is available in Ubuntu 21.04’s default repositories, it is possible to install it from these repositories using the apt packaging system.

To begin, update apt database with apt using the following command.

sudo apt update

After updating apt database, You can install i.class using apt by running the following command:

sudo apt -y install grass-core

Install i.class using aptitude

If you want to follow this method, you might need to install aptitude first since aptitude is usually not installed by default on Ubuntu 21.04. Update apt database with aptitude using the following command.

sudo aptitude update

After updating aptitude database, You can install i.class by running the following command:

sudo aptitude -y install grass-core

How to upgrade (update) a single package i.class using apt-get?

First, you will need to update packages index. Run update command as usual:

sudo apt-get update

Next, to upgrade only the i.class, e.g. single package, you should use the following format with the apt-get command/apt command:

sudo apt-get --only-upgrade install grass-core

Note that this command will not install any new packages! If you wish to install the package if it doesn't exist you may leave out --only-upgrade part.

How To Uninstall i.class from Ubuntu 21.04

To uninstall only the i.class package you can execute the following command:

sudo apt-get remove grass-core

Uninstall i.class and all its dependencies

To uninstall i.class and its dependencies that are no longer needed by Ubuntu 21.04, you can use the command below:

sudo apt-get -y autoremove grass-core

Remove i.class with all configurations and data

To remove i.class configuration and data from your system you can run the following purge command:

sudo apt-get -y purge grass-core

Remove i.class completely (configurations, data and all of its dependencies)

And lastly, you can run the next command to remove absolutely everything related to i.class package, e.g.: configurations, data and all of its dependencies. Just use this command:

sudo apt-get -y autoremove --purge grass-core

Extra info and code examples

Commonly referred to as GRASS, this is a Geographic Information System (GIS) used for geospatial data management and analysis, image processing, graphics/map production, spatial modeling, and visualization. GRASS is currently used in academic and commercial settings around the world, as well as by many government agencies and environmental consulting companies. This package contains the core processing components, but not the GUI.

Conclusion

You now have a full guide on how to install i.class using apt, apt-get and aptitude tools. Also, we showed how to update as a single package and different ways to uninstall the i.class from Ubuntu 21.04.

See also:

How To Install i.class on CentOS 8

How To Install i.class on Ubuntu 22.04

How To Install i.class on Ubuntu 21.04

How To Install i.class on Kali Linux

How To Install i.class on Debian 11

How To Install i.class on Fedora 34

A B C D E F G H I J K L M N O P Q R S T U V W X Y Z