*[2016 European Software Development Salary Survey](https://www.oreilly.com/radar/2016-european-software-development-salary-survey/)
*[2016 Software Development Salary Survey](https://www.oreilly.com/radar/2016-software-development-salary-survey-report/)
*[2D Game Development: From Zero To Hero](https://github.com/Penaz91/2DGD_F0TH)(:construction:*in process*)
*[97 Things Every Programmer Should Know - Extended](https://leanpub.com/97-Things-Every-Programmer-Should-Know-Extended)*(Leanpub account or valid email requested)*
*[A MACHINE MADE THIS BOOK ten sketches of computer science](http://ocaml-book.com/s/popbook.pdf) - JOHN WHITINGTON (PDF)
*[Ansible Up & Running (first three chapters)](https://www.ansible.com/ebooks)*(account required)*
