emacs-calfw software package provides calendar framework for Emacs, you can install in your Ubuntu 14.04 LTS (Trusty Tahr) by running the commands given below on the terminal,
$ sudo apt-get update $ sudo apt-get install emacs-calfw
emacs-calfw is installed in your system.
Make ensure the emacs-calfw package were installed using the commands given below,
$ sudo dpkg-query -l | grep emacs-calfw *
You will get with emacs-calfw package name, version, architecture and description in a table
| Distro | Ubuntu 14 04 lts trusty tahr |
| Section | Lisp |
| Package | emacs-calfw |
| Version | 1.3+git20111208-1 |
| Description | calendar framework for Emacs |
| Sub Section | Lisp |