How To Install libqfits0 on Ubuntu 20.04
Introduction
In this tutorial we learn how to install libqfits0 on Ubuntu 20.04.
What is libqfits0
libqfits0 is:
FITS (Flexible Image Transport System) is a data format most used in astronomy.
qfits is a stand-alone library written in C to interact with files complying with the FITS format. It is fast and portable over any kind of POSIX-compliant platform. Functionalities offered by this library are:
- Header queries (get keywords, values).
- Header manipulation (load/modify/save).
- Header/data offset queries.
- Pixel loading/saving to memory.
- Support for files of any dimension (NAXIS).
- Support for FITS extensions, including ASCII and binary tables.
There are three methods to install libqfits0 on Ubuntu 20.04. We can use apt-get, apt and aptitude. In the following sections we will describe each method. You can choose one of them.
Install libqfits0 Using apt-get
Update apt database with apt-get using the following command.
sudo apt-get update
After updating apt database, We can install libqfits0 using apt-get by running the following command:
sudo apt-get -y install libqfits0
Install libqfits0 Using apt
Update apt database with apt using the following command.
sudo apt update
After updating apt database, We can install libqfits0 using apt by running the following command:
sudo apt -y install libqfits0
Install libqfits0 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. Update apt database with aptitude using the following command.
sudo aptitude update
After updating apt database, We can install libqfits0 using aptitude by running the following command:
sudo aptitude -y install libqfits0
How To Uninstall libqfits0 on Ubuntu 20.04
To uninstall only the libqfits0 package we can use the following command:
sudo apt-get remove libqfits0
Uninstall libqfits0 And Its Dependencies
To uninstall libqfits0 and its dependencies that are no longer needed by Ubuntu 20.04, we can use the command below:
sudo apt-get -y autoremove libqfits0
Remove libqfits0 Configurations and Data
To remove libqfits0 configuration and data from Ubuntu 20.04 we can use the following command:
sudo apt-get -y purge libqfits0
Remove libqfits0 configuration, data, and all of its dependencies
We can use the following command to remove libqfits0 configurations, data and all of its dependencies, we can use the following command:
sudo apt-get -y autoremove --purge libqfits0
References
Summary
In this tutorial we learn how to install libqfits0 package on Ubuntu 20.04 using different package management tools: apt, apt-get and aptitude.