How To Install s9cols on Ubuntu 21.04

One-liner install command

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

sudo apt-get update && sudo apt -y install scheme9

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

What is s9cols 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 s9cols 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 s9cols 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 s9cols using apt by running the following command:

sudo apt -y install scheme9

Install s9cols using apt

Because s9cols 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 s9cols using apt by running the following command:

sudo apt -y install scheme9

Install s9cols 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 s9cols by running the following command:

sudo aptitude -y install scheme9

How to upgrade (update) a single package s9cols 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 s9cols, e.g. single package, you should use the following format with the apt-get command/apt command:

sudo apt-get --only-upgrade install scheme9

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.

sudo apt-get install scheme9

How To Uninstall s9cols from Ubuntu 21.04

To uninstall only the s9cols package you can execute the following command:

sudo apt-get remove scheme9

Uninstall s9cols and all its dependencies

To uninstall s9cols and its dependencies that are no longer needed by Ubuntu 21.04, you can use the command below:

sudo apt-get -y autoremove scheme9

Remove s9cols with all configurations and data

To remove s9cols configuration and data from your system you can run the following purge command:

sudo apt-get -y purge scheme9

Remove s9cols completely (configurations, data and all of its dependencies)

And lastly, you can run the next command to remove absolutely everything related to s9cols package, e.g.: configurations, data and all of its dependencies. Just use this command:

sudo apt-get -y autoremove --purge scheme9

Extra info and code examples

Scheme 9 from Empty Space is an interpreter for a broad subset of R4RS Scheme, and runs in many popular environments, including Linux, *BSD, the unmentionable horror, and Plan 9. The S9fES code strives to be simple and comprehensible. It is particularly interesting to people who want to (a) try Scheme without having to jump through too many hoops (S9fES is very portable); or (b) study the implementation of Scheme (in a language other than Scheme). A free online textbook describing the system is also available.

Conclusion

You now have a full guide on how to install s9cols using apt, apt-get and aptitude tools. Also, we showed how to update as a single package and different ways to uninstall the s9cols from Ubuntu 21.04.

See also: