By Patrick Lenz
Are looking to examine all approximately Ruby on Rails, the internet software framework that's inspiring builders worldwide?
This useful hands-on consultant for first-time Ruby on Rails programmers will stroll you thru fitting the mandatory software program on a home windows, Mac or Linux computing device. And prior to you get coding, a complete bankruptcy is dedicated to item orientated programming in Ruby, so you'll be thoroughly convinced with the Ruby language sooner than you start operating with Rails.
the instance software that the publication builds - a user-generated information website - is equipped upon with each one following bankruptcy, and ideas corresponding to periods, cookies and easy AJAX utilization are steadily brought. diverse features of Rails, corresponding to ActiveRecord, migrations and automatic trying out are explored with each one function that's further to the applying.
The ebook finishes with chapters on debugging, benchmarking and deployment to a reside internet server.
via the top of the ebook, you'll have outfitted a fully-featured net 2.0 program and deployed it to the internet. And all code is up to date for Rails 1.2, so that you can start coding instantly with the most recent model of Rails.
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Extra info for Build Your Own Ruby on Rails Web Applications
Rails provides a comprehensive framework for the automated testing of application code. Developers who make use of this testing framework can be confident that they’re not causing functionality to break when they change existing code—even if they weren’t the ones who originally developed it. ❑ Refactoring (rewriting code with an emphasis on optimization) existing Rails application code to better cope with changed priorities, or to implement new features for a development project, can be done much more easily when developers adhere to the DRY principles we discussed above.
Create symbolic links. It’s a good idea to create a symbolic link called mysql in the /usr/local directory. This will make accessing the directory containing the database server much easier. $ ln -s mysql-standard-version-linux-i686 mysql $ cd mysql There are also a few command line tools that it’s convenient for us to be able to access readily. Let’s create a few links for those as well, so we have easy access to them when we need them. $ ln -s /usr/local/mysql/bin/mysql /usr/local/bin/mysql $ ln -s /usr/local/mysql/bin/mysqladmin /usr/local/bin/mysqladmin $ ln -s /usr/local/mysql/bin/mysqldump /usr/local/bin/mysqldump $ ln -s /usr/local/mysql/bin/mysqld_safe /usr/local/bin/mysqld_safe 3.
Before you go and manually create all these directories yourself, let me show you how to set up that pretty directory structure using just one command—I told you that Rails allows us to do less typing! 19 for a new Rails application using the rails command. Before we start, I’d like to introduce you to the secret, under-the-hood project name we’ll give to our digg clone: Shovell. Yes, it’s cheeky, but it’ll work. Now, let’s go ahead and create the directory structure to hold our application. A Regular Console Window Just Won’t Do!
Build Your Own Ruby on Rails Web Applications by Patrick Lenz