libghc-either-prof software package provides Either monad transformer; profiling libraries, you can install in your Debian 8 (Jessie) by running the commands given below on the terminal,
$ sudo apt-get update $ sudo apt-get install libghc-either-prof
libghc-either-prof is installed in your system.
Make ensure the libghc-either-prof package were installed using the commands given below,
$ sudo dpkg-query -l | grep libghc-either-prof *
You will get with libghc-either-prof package name, version, architecture and description in a table
| Distro | Debian 8 jessie |
| Section | Haskell |
| Package | libghc-either-prof |
| Version | 4.3-1+b7 [amd64, i386, mipsel, |
| Description | Either monad transformer; profiling libraries |
| Sub Section | Haskell |