entr software package provides Run arbitrary commands when files change, you can install in your Ubuntu 16.10 (Yakkety Yak) by running the commands given below on the terminal,
$ sudo apt-get update $ sudo apt-get install entr
entr is installed in your system.
Make ensure the entr package were installed using the commands given below,
$ sudo dpkg-query -l | grep entr *
You will get with entr package name, version, architecture and description in a table
| Distro | Ubuntu 16 10 yakkety yak |
| Section | Miscellaneous |
| Package | entr |
| Version | 3.6-1 |
| Description | Run arbitrary commands when files change |
| Sub Section | misc |