ruby-on-rails

I am using PhantomJS to dynamically generate 10 large images of websites at a time in each request. Therefore it is important that I cache these…

I'm running into scaling issues with a Rails app running on top of MySQL. I'm using memcached and have lots of indexes. I'm also starting to…

In my heroku staging envinronment, I ran heroku pg:reset followed by heroku rake db:schema:load and I get this error --…

Is there a Rails gem, plugin or other means to automatically add or remove ALL RI constraints from your DB and schema? Or ALL of them on a per table…

In a brand new Rails application with a scaffolded RESTful model, the generated delete code looks like this: class BeersController <…

I'm working on a RoR application that is being moved to passenger. The application actually has two different RoR projects the first, foo, should…

Has anyone every seen the following error from rails before? "Invalid document size. It shouldn't be bigger than 100KB. Got 102689 bytes\" I have a…

I'm working on a project which needs a multi-master db architecture. I have many clients databases used by Ruby on Rails applications work always in…

We are providing document upload on different things like tasks, feeds, comments etc.. And there are lots different permission on documents for…

I am currently using Resque for dealing with background jobs in my application. Now i have 5 different queues at present (it ll grow very fast).…

Just wondering if something like redis when using rails would be overkill executing certain command line applications from rails that take little to…

I have a Users model with embedded Friend model. When a user registers, it saves their info, and then inserts they friend data. class User include…

I'm using Rails and valums file-uploader for ajax upload. In development all works flawlessly, however in production on linode nginx breaks things.…

I'm using Rails and valums file-uploader for ajax upload. In development all works flawlessly, however in production on linode nginx breaks things.…

i've problem with I18n key-value backend. After watch Ryan Bates screencast http://railscasts.com/episodes/256-i18n-backends I'm trying to store my…

I'm bit confused by "easy" working with ruby on rails, cause I already spend three days by trying create an app. I work on site5 hosting, and try to…

A User has many Posts and a Post belongs_to a User. Both have a location. I'd like to store the location for each Post and update the User location…

I had nginx installed with yum. But I needed to install Phusion Passenger. I followed the guide on Passenger website and the command that installs…

So, let's say I have a users table and a pages table. Let's say that I want to allow users to hide/forget/ignore certain pages. At this point, I can…

I have model as following - class User include Mongoid::Document field :name After saving few user objects to database, I added some more fields as…