haskell-http-doc software package provides transitional dummy package, you can install in your Ubuntu 12.04 LTS (Precise Pangolin) by running the commands given below on the terminal,
$ sudo apt-get update $ sudo apt-get install haskell-http-doc
haskell-http-doc is installed in your system.
Make ensure the haskell-http-doc package were installed using the commands given below,
$ sudo dpkg-query -l | grep haskell-http-doc *
You will get with haskell-http-doc package name, version, architecture and description in a table
| Distro | Ubuntu 12 04 lts precise pangolin |
| Section | Libraries |
| Package | haskell-http-doc |
| Version | 01:06:00 |
| Description | transitional dummy package |
| Sub Section | libs |