libdate-calc-perl software package provides Perl library for accessing dates, 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 libdate-calc-perl
libdate-calc-perl is installed in your system.
Make ensure the libdate-calc-perl package were installed using the commands given below,
$ sudo dpkg-query -l | grep libdate-calc-perl *
You will get with libdate-calc-perl package name, version, architecture and description in a table
| Distro | Ubuntu 14 04 lts trusty tahr |
| Section | Perl |
| Package | libdate-calc-perl |
| Version | 6.3-1 |
| Description | Perl library for accessing dates |
| Sub Section | Perl |