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eBooks from David Griffiths
All books and eBooks by David Griffiths:
Head First Rails
A learner's companion to Ruby on Rails
Advance Praise for Head First Rails “Head First Rails continues the tradition of the Head First series, providing useful, real-world information to get you up and going quickly. Head First Rails is an excellent book for people learning Rails, as well as those brushing up on the latest features.” — eremy Durham, Web Developer J “I wish this book was out when I was getting started with Rails. It would have helped immensely.” — Mike Isman, Web Developer “I love the Head First Books. They are both educational and entertaining!!” — uAnn Mazza L “Head First Rails is a great, broad introduction to iterative Web 2.0 development. This book will show you how quick and easy it is to develop robust, next-generation websites. — Matt Proud, Systems Administrator and Developer “Head First Rails is the book I wish I had when I was first learning Rails.
(2008)
Head First Programming
A learner's guide to programming using the Python language
by David Griffiths and Paul Barry
modular programming Test Drive The machine has been set up in the coffee bar just in time for the boss to come in for his morning latte, so let’s run the code and see what he thinks. Run the program in IDLE: The sales are recorded in the transactions.txt file. 63827462387648320000220 LATTE 63827462387648320000180 FILTER The newline character makes sure the sales are recorded on separate lines. (You can't see then in the The program displays a list of items for sale and when you choose file, but they are there.) one and provide a credit card number, it adds the sale into a file called transactions.txt. This is the same file that the POS system in the gym uses. That looks pretty good. We‛ll try it for a couple of weeks here in the coffee bar and see how it goes. The boss agrees to try out the system in
(2009)
