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Installing Ruby 1.9 on a Debian or Ubuntu System

By AdrienLamothe : 09 August 2011 - 01:57 PM
I recently wanted to migrate some Ruby on Rails applications from version 2 to 3. I also had for some time wanted to migrate from Ruby 1.8 to Ruby 1.9. Many people recommended using RVM to manage a mu...
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Rails Activerecord getdata

Asked by itsmeonly : 06 December 2010 - 10:29 AM

Answered by cjapes : Jan 18 2011 05:50 AM
Because it is a multidimensional array. if you want just the first record try doing this: detail.first.programCode or if you need to go through all programCode your query gives you you can do: det... full answer >
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Checking in on Ruby on Rails

By blackbear : 03 June 2010 - 07:55 AM
Ruby on Rails took the software industry by storm a few years ago. However, unlike many technologies that looked great for a while and then slacked in popularity, Rails continues to attract developer...
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working under webrick but not under passenger

Asked by nesko : 27 April 2010 - 01:59 AM
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[Ruby on Rails] How does one render html from another web server to a Ruby on Rails app?

Asked by Minimal Samples : 03 February 2010 - 08:45 AM

Answered by Edd Dumbill : Feb 04 2010 10:03 AM
It's a simple procedure to programmatically fetch a web page from another site. Here's an example of this: def fetch_url(url) r = Net::HTTP.get_response( URI.parse( url ) ) if r.is_... full answer >
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Parsing fixed-width fields in Ruby/Rails

Asked by simonstl : 06 November 2009 - 11:54 AM

Answered by kyle.burton : Nov 10 2009 10:00 AM
If the goal is just to externalize the configuration, there are several implementation strategies (yaml, arguments to a function, additional parameters if it's a rails controller etc). This is an... full answer >
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- ruby
- rails
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How to compute distances based on zip codes

By mike-loukides : 26 October 2009 - 12:20 PM
If you're writing a web application, and you want to find places (restaurants, theaters) within a certain distance from your user, you'll probably need to work with zip codes. Here's a go...
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How to package a Ruby on Rails application for Java EE

By mike-loukides : 26 October 2009 - 11:44 AM
Use the Warbler gem. From the JRuby Cookbook: Use Warbler to package your Rails application as a WAR file. Start by installing the gem: $ jruby –S gem install warbler This gem adds the warb...
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How to add information to the Rails logs

By simonstl : 02 October 2009 - 11:27 AM
You may not have thought of it this way, but you’ve been working with Rails logs since the first time you entered script/server. All of that information flowing by is the development log. You can fi...
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- rails
- logs
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How Do I Set Up A Relational Database To Use With Rails?

Asked by sarahkim : 28 July 2009 - 01:01 PM

Answered by robble : Sep 08 2009 01:47 PM
First of all, because Rails defines at least three different runtime environments (development, test, and production), you should create a database for each. If you're using MySQL, start by cr... full answer >
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- rails
- database
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