By Dave Thomas

ISBN-10: 0977616630

ISBN-13: 9780977616633

Rails is a full-stack, open resource internet framework that permits you to create full-featured, refined web-based purposes, yet with a twist... a whole Rails program most likely has much less overall code than the XML you'll have to configure a similar software in different frameworks. With this e-book you will the right way to use ActiveRecord to attach enterprise gadgets and database tables. not more painful object-relational mapping. simply create your enterprise gadgets and permit Rails do the remaining. you are going to use the motion Pack framework to path incoming requests and render pages utilizing easy-to-write templates and parts. See tips to take advantage of the Rails provider frameworks to ship emails, enforce internet prone, and create dynamic, user-centric web-pages utilizing integrated Javascript and Ajax aid. There are broad chapters on checking out, deployment, and scaling. you will see how effortless it really is to put in Rails utilizing your internet server of selection (such as Apache or lighttpd) or utilizing its personal incorporated net server. you can be writing purposes that paintings along with your favourite database (MySQL, Oracle, Postgres, and extra) very quickly in any respect. you will create an entire on-line shop software within the prolonged educational part, so you will see how an entire Rails program is built - iteratively and speedily. Rails strives to honor the Pragmatic Programmer's "DRY precept" by way of keeping off the additional paintings of configuration documents and code annotations. you could enhance in real-time: make a metamorphosis, and watch it paintings instantly. overlook XML. every thing in Rails, from templates to regulate circulation to company good judgment, is written in Ruby, the language of selection for programmers who prefer to get the task performed good (and depart paintings on time for a change). Rails is the framework of selection for the hot new release of net 2.0 builders. Agile net improvement with Rails is the ebook for that iteration, written via Dave Thomas (Pragmatic Programmer and writer of Programming Ruby) and David Heinemeier Hansson, who created Rails.

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When using Locomotive, you must use its console to type commands. Access it from the Applications → Open Terminal menu option. 4 Installing on Linux If you are the “I-code-by-twiddling-the-bits-on-my-hard-drive-with-a-magnet” kind of Linux user, then Dan Benjamin’s instructions for the Mac will probably get you going. One caveat: be wary if your box already has Ruby installed: it may not have the libraries you need. I (Dave) always install Ruby into a 35 D EVELOPMENT E NVIRONMENTS directory under my home directory (say ~/ruby) and then include ~/ruby/bin in my path.

The safest course of action is to 2. 1: Instant Rails—Start a Console say Keep Blocking . If you know what you’re doing and you aren’t running IIS on your machine, you can unblock the port and use Apache later. You should see a small InstantRails window appear. You can use this to monitor and control Rails applications. However, we’ll be digging a little deeper than this, so we’ll be using a console window. To start this, click the I button in the top-left corner of the InstantRails window (the button has a black I with a red dot in the lower right).

You can verify your versions of Ruby and Rails by typing the commands ruby -v and rails -v, respectively. At this point, you’re up and running. But, before you skip to the start of the next chapter you should know two important facts. First, and most important, whenever you want to enter commands in a console window, you must use a console started from the InstantRails menu. Follow the same procedure we used previously (clicking the I, and so on). If you bring up a regular Windows command prompt, stuff just won’t work.

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Agile Web Development with Rails: A Pragmatic Guide by Dave Thomas


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