Tutorials & Tips

Learn Ruby on Rails from our large selection of online tutorials and guidelines on programming in Rails.

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  • Kevin Jones explains how ActiveRecord works in Rails, and in a standalone Ruby application

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  • Report Markup Language is an XML-style language created by ReportLab that describes the precise look of a printed page. This sample application shows how you can use the RML2PDF conversion library from within Ruby on Rails. RML is commercial software

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  • Here's a quick Howto on setting up Ruby on Rails for Windows.

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  • This plug-in is a great one! I have found a few bugs but it did the job just as i needed it to. I am using this plug-in to connect to three databases, where i am selecting, updating, inserting, and deleting.

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  • After uploading a file to your server/database you may want users to download it, and send_file works great for just that! Lets say you are allowing users to upload "gif" files to your /RAILS_ROOT/images/*usern ame*/*thegif.gif*. Now you want to allow

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  • One of the coolest things I ran across in RJS was the delay method. This delay method will do just that and delay a number of seconds. So lets say you need to highlight something that was just added to the page after the user submits it.

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  • Developing Ruby on Rails applications requires an ability to program in the Ruby language. This guide, written by the creator of Ruby, provides an easy to follow guide to the Ruby programming language, covering all the important topics including

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  • This will show how to validate your fields, by adding the lines of code into your controller. Very easy to use and duplicate in your ROR application.

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  • This article contains step-by-step tutorial for creating photo gallery in Ruby On Rails -- basically a list of jpeg images with uploading/editing support. Command-line ImageMagick tools are used to generate thumbnails and determine image width and

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  • This article contains simple Ruby function ae_some_html which allows usage of basic HTML tags and converts everything else to entity-escaped HTML code.

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  • Tips and Tricks for improving your RoR app so it is search engine friendly.

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  • SUSIE is a simple image gallery that is an opensource eRuby application. It is interesting because it shows how Ruby, a powerful and fully object oriented programming language can be used to do the tiniest of tasks. Ruby can be used as a fast procedural

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  • How to setup a Windows development PC and a shared web host environment so you can start developing Ruby web applications in the same way you do PHP, embedded in HTML. Ruby is easy to learn and has features that make it more useful than other web

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  • Yes, you can run Ruby on Windows and eRuby on Windows IIS web servers. Ruby has many features to process text files and to do system management tasks as languages like Perl or Python do. Ruby is also a great web scripting language. Follow this tutorial

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  • If you want create a dynamic web page that works on more than just MySQL then try Ruby DBI. Ruby DBI will help you create a single database interface for connecting your web application to multiple database types like MySQL, PostGreSQL and SQL Server.

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  • Ruby on Rails is Model-View-Controller web-application framework. Rails uses ActiveRecord database abstraction classes to work with SQL tables. However, sometimes it is more convenient to work with plain SQL queries(without any model classes) for

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  • RoR's default pagination methods have a number of bottlenecks. In this guide you will learn how to use paginating_find to create fast, reusable and good looking pagination code for your projects. This method also works for pagination of find_by_sql

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  • Test-driven development is A Good Thing. This article takes the example of a simple user authentication system controller and explain how to do test driven development using Rails.

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  • Ruby has many exciting object oriented features, but a large percentage of your code will revolve around arrays. In this valuable tutorial, we’re going to show you some tips and tricks for this powerful data structure.

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  • Applie included Ruby with the Jaguar OS. In this article, Jim explains how to use this pure object oriented scripting language by exploring Ruby's features.

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