stiff command not found

In this troubleshooting guide we learn how to fix stiff command not found error message

Introduction

When you run more command in linux terminal / console, you get the following error message

stiff: command not found

or when using sudo you get the following error message

sudo: stiff: command not found

In Ubuntu stiff is provided by stiff package.

stiff is:

STIFF is a program that converts scientific FITS images to the TIFF format for illustration purposes. The main features of STIFF are:

Accurate reproduction of the original surface brightnesses and colours
Automatic or manual contrast and brightness adjustments
Automatic sky background intensity and colour balance
Adjustable colour saturation
Colour-friendly gamma correction capabilities
One or three input channels: gray-scale or true colour output
Output with 8 or 16 bits per component
Pixel rebinning and x/y flip options
Support for arbitrarily large input and output images on standard hardware (BigTIFF support)
Support for tiled, multiresolution pyramids
Support for lossless and lossy compression methods
Multi-threaded code with load-balancing to take advantage of multiple cores and processors.
XML VOTable-compliant output of meta-data.

To fix this problem, we can install more using the command below.

sudo apt-get -y install stiff

This command might take some time to finish depending on your machine internet connection.

You can also use apt command to install stiff.

sudo apt -y install stiff

Or if you have aptitude installed you can use the following command.

sudo aptitude install stiff

In this tutorial we learn how to fix stiff command not found error in Ubuntu / Debian / Kali Linux or Raspbian distribution.