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Rails 3: Validate combined values

- by Cimm

In Rails 2.x you can use validations to make sure you have a unique combined value like this: validates_uniqueness_of :husband, :scope => :wife In the corresponding migration it could look like this: add_index :family, [:husband, :wife], :unique => true This would make sure the husband/wife combination is unique in the database. Now, in…

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Are view models used in rails?

- by Valentin Vasilyev

I'm starting to develop a small application in ruby on rails and many questions arise. I should say that I have about 1 year of experience with ASP.NET MVC and feel at home with models views and controllers. I've been using view models extensively (with the help of AutoMapper) and now wondering if view models are used similarly in rails camp. From…

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Help debugging Apache, Passenger and Rails problem

- by Matt Dressel

We have an environment running that uses Apache, Passenger and rails. The system is handling most request normally, yet certain requests do not make it to the rails application. For instance, a request to /books is successful, but /books/1 hits apache and passenger, but does not even make it to rails. We set the apache log level to debug and the…

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sample/good rails projects to learn from

- by learningrails

I am just starting with Rails. I've read through the AWDR book and am currently working on a side project in rails. I want to get an idea of what a good rails project should look like in order to learn what the best practices are. Can you guys point me to some good rails projects on github that not only work well but are well written? Or am I…

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rake tast can't access rails.cache

- by mark

Hi I want to call a rake task from a cron job that stores remote weather data in the rails cache. However, I must be doing something pretty wrong here because I cannot find any solution through countless fruitless searches. Say I define and call this task namespace :weather do desc "Store weather from remote source to cache" task :cache do …

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Rspec2, Rails3, Authlogic: Can't run specs

- by Sam

When I do rspec spec in my rails project, I get No examples were matched. Perhaps {:if=>#<Proc:0x0000010126e998@/Users/samliu/.rvm/gems/ruby-1.9.2-p0@rails3/gems/rspec-core-2.3.1/lib/rspec/core/configuration.rb:50 (lambda)>,…

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rails + compass: advantages vs using haml + blueprint directly

- by egarcia

I've got some experience using haml (+sass) on rails projects. I recently started using them with blueprintcss - the only thing I did was transform blueprint.css into a sass file, and started coding from there. I even have a rails…

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Rails Binary Stream support

- by Craig Walker

I'm going to be starting a project soon that requires support for large-ish binary files. I'd like to use Ruby on Rails for the webapp, but I'm concerned with the BLOB support. In my experience with other languages, frameworks,…

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Can't get rails app to start on heroku

- by jonnii

I'm trying to deploy a rails app to heroku, but keep getting the following error. I'd have thought that managing the postgres gems would be something heroku would handle. I've tried everything I can think of short of…

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Rails original release source code

- by user547057

Hi, I've been looking to read some ruby code(specifically Rails) but I don't want to start with the current version of Rails since it has a lot of stuff I don't need and even more stuff that I wouldn't probably…

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Rails won't install on Ubuntu because of builder

- by Jason Swett

Can someone explain why gem thinks I don't have builder = 2.1.2 even though I clearly have 3.0.0? jason@ve:~$ gem install rails --pre ERROR: Error installing rails: activemodel requires builder (~>…

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Ruby, Rails & MySQL parity between Mac Client (10.6) & XServe (10.5)

- by Meltemi

We're setting up a RoR setup with Development on Mac OS X Client (10.6.3) and then using a Mac OS X Server (10.5.8) for testing and eventually deployment. I'd like to get as many systems in sync on these…

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Trying to install wordpress inside rails app with nginx and fastcgi

- by pinouchon

I have a rails app (let's call it myapp) running at www.myapp.com. I want to add a wordpress blog at www.myapp.com/blog. The webserver for the rails app is thin (see the upstream block). The wordpress…

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Showing Directory Root When Launching Rails App Using Apache2 and Passenger

- by LightBe Corp

I have done the following in an attempt to host a Rails 3.2.3 application using Apache 2.2.21 and Passenger 3.0.13: Installed gem Passenger rvmsudo passenger-install-apache2-module Added website…

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What is the best OS for a server hosting a simple Ruby on Rails based pastebin

- by Koning Baard XIV

I have created a simple pastebin in Ruby on Rails and Python. I want to host it in an intranet and it will have like about 1000 users. I want to use one Apache server with a cluster of Mongrel…

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ruby on rails server is intermittently slow

- by Richard

My rails installation was chugging along nicely. Last night we had to perform a hot-patch with was really a standard deploy of some exception code. Once capistrano finished the operation one…

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How to show server errors in Rails 2.3.5 with JSON and jQuery

- by Fortuity

I've got in-place editing on a page in my app (using Rails 2.3.5 and jQuery). I want to know how to display an error on the page when the update fails. I'm using ajax (an XMLHttpRequest) to…

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Ruby on Rails / PostgreSQL - Library not Loaded error when starting server- libq.5.dylib

- by Mike McCoy

I have app that is running Ruby 1.9.2, Rails 3, and postgreSQL 8.3. It was originally setup and working with postgreSQL 9.1, but I uninstalled 9.1 and installed and changed to 8.3 insure…

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Rails send mail with GMail

- by Danny McClelland

Hi Everyone, I am on rails 2.3.5 and have the latest Ruby installed and my application is running well, except, GMail emails. I am trying to setup my gmail imap connection which has…

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Why would I want to install node.js in my Rails Application?

- by Crazy JIm

Okay guys, I'm super confused. I thought node.js was a sever side framwork, basically the js version of Ruby's Rails or PHP's Zend. However, I'm having some difficulty with turbolinks,…

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What set of tools make up "the rails way" of testing javascript in the browser?

- by Jordan Feldstein

What's the concensus for doing in-browser (either headless or remote-controlled) testing of javascript? Unit testing my JS is nice, but can't protect against irresponsible changes to…

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Is is OK to use a non-primary key as the id in a rails resource?

- by nPn

I am getting ready to set up a resource for some new api calls to my rails application. I am planning on calling the resource devices ie resources :devices This is going to…

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Hosting rails sites; vps or shared, and how much ram? [closed]

- by raphael_turtle

Possible Duplicate: How to find web hosting that meets my requirements? I have 3 rails sites to launch, all of which are fairly small and consisting of a custom cms,…

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How can I defend Ruby on Rails against customers' not technical opinion?

- by okeen

My customer, a translations business owner, just told me that he has been reading about Ruby on Rails and told me that "there are more PHP guys around there" and "it seems…

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Shared Server Dreamhost

- by Jseb

I am trying to install an app on a shared server. If i understand properly because i am using a shared server, and that Dreamhost doesn't suppose rails 3.2.8 I must use…

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