kdirstat software package provides Transitional package for k4dirstat, 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 kdirstat
kdirstat is installed in your system.
Make ensure the kdirstat package were installed using the commands given below,
$ sudo dpkg-query -l | grep kdirstat *
You will get with kdirstat package name, version, architecture and description in a table
| Distro | Ubuntu 14 04 lts trusty tahr |
| Section | Miscellaneous |
| Package | kdirstat |
| Version | 2.7.4-1 |
| Description | Transitional package for k4dirstat |
| Sub Section | misc |