How To Install ruby-fftw3 on Kali Linux

In this tutorial we learn how to install ruby-fftw3 on Kali Linux. ruby-fftw3 is Ruby interface to the FFTW Ver.3 library

Introduction

In this tutorial we learn how to install ruby-fftw3 on Kali Linux.

What is ruby-fftw3

ruby-fftw3 is:

Ruby-FFTW3 is the Ruby interface to the FFTW Ver.3 library. Features:

  • Use NArray, which is an efficient multi-dimensional numeric array class for Ruby
  • Multi-dimensional complex FFT.(Real data are coerced to complex)
  • Supports both double and single float transforms.
  • Not normalized as in FFTW

There are three methods to install ruby-fftw3 on Kali Linux. We can use apt-get, apt and aptitude. In the following sections we will describe each method. You can choose one of them.

Install ruby-fftw3 Using apt-get

Update apt database with apt-get using the following command.

sudo apt-get update

After updating apt database, We can install ruby-fftw3 using apt-get by running the following command:

sudo apt-get -y install ruby-fftw3

Install ruby-fftw3 Using apt

Update apt database with apt using the following command.

sudo apt update

After updating apt database, We can install ruby-fftw3 using apt by running the following command:

sudo apt -y install ruby-fftw3

Install ruby-fftw3 Using aptitude

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

sudo aptitude update

After updating apt database, We can install ruby-fftw3 using aptitude by running the following command:

sudo aptitude -y install ruby-fftw3

How To Uninstall ruby-fftw3 on Kali Linux

To uninstall only the ruby-fftw3 package we can use the following command:

sudo apt-get remove ruby-fftw3

Uninstall ruby-fftw3 And Its Dependencies

To uninstall ruby-fftw3 and its dependencies that are no longer needed by Kali Linux, we can use the command below:

sudo apt-get -y autoremove ruby-fftw3

Remove ruby-fftw3 Configurations and Data

To remove ruby-fftw3 configuration and data from Kali Linux we can use the following command:

sudo apt-get -y purge ruby-fftw3

Remove ruby-fftw3 configuration, data, and all of its dependencies

We can use the following command to remove ruby-fftw3 configurations, data and all of its dependencies, we can use the following command:

sudo apt-get -y autoremove --purge ruby-fftw3

Dependencies

ruby-fftw3 have the following dependencies:

References

Summary

In this tutorial we learn how to install ruby-fftw3 package on Kali Linux using different package management tools: apt, apt-get and aptitude.