libqrencode-dev software package provides QR Code encoding library -- development, 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 libqrencode-dev
libqrencode-dev is installed in your system.
Make ensure the libqrencode-dev package were installed using the commands given below,
$ sudo dpkg-query -l | grep libqrencode-dev *
You will get with libqrencode-dev package name, version, architecture and description in a table
| Distro | Ubuntu 14 04 lts trusty tahr |
| Section | Library development |
| Package | libqrencode-dev |
| Version | 3.4.2-1 |
| Description | QR Code encoding library -- development |
| Sub Section | libdevel |