PHP v. Ruby v. Python - Which One is the Best?

python
http://shop.oreilly.com/product/0636920003434.do?CMP=ILC-hf1st

Ruby on Rails
http://shop.oreilly.com/product/9780596515775.do?CMP=ILC-hf1st

http://tryruby.org/levels/2/challenges/3

http://railsforzombies.org/levels/1

https://www.udemy.com/the-ultimate-python-programming-course/?sl=E0ISdzFTKnhuFFkoCkA%3D&dtcode=pyk5w624

http://code.tutsplus.com/categories/ruby

Programming - Day 10 - Functions

 https://www.youtube.com/watch?v=yQJqzS8Ns2E
https://www.youtube.com/watch?v=JdCyLqmoxOg

http://code.tutsplus.com/categories/python

Front-end Web Development with Ruby  

https://www.youtube.com/watch?v=vdS6RsiYgCw 

Python: Defining Functions 

https://www.youtube.com/watch?v=Qa5DDqzHh3g