ruby

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Solutions for resque failover redis

Since clustered Redis is still in the works, are there mechanisms in R开发者_运维知识库esque that automatically will failover to a Redis slave should the master ever go down?I don\'t think so. However[详细]

2023-04-12 17:03 分类：问答
cant use has_secure_password, password_digest error

Good evening. I have a problem. i am using has_secure_password and cause of this i have an error undefined methodpassword_digest=\' for #`,[详细]

2023-04-12 16:46 分类：问答
How to deduplicate an array with substring variations where one substring has precedence over another?

I have a dataset similar to this: http://pastie.org/private/3u1reg72nnjfsgqzgqzwra 开发者_如何学JAVAThe list is a set of filenames that need to be processed.When a filename that has a substring of 10[详细]

2023-04-12 16:34 分类：问答
In Ruby, how does one add to an object a method with access to variables in outer scope?

I\'m new to Ruby. I\'m at the stage where I\'m unsuccessfully attempting to write things in Ruby as I would in some other language.[详细]

2023-04-12 16:12 分类：问答
How do you drop a `references` column in rails 3.1?

I\'ve created a table开发者_C百科 with a references column in an earlier migration and now I would like to drop it. I know I can do a call to remove_column on the generated name, but is there a way to[详细]

2023-04-12 16:03 分类：问答
Accessing information stored in a database on Heroku

I am working on an open source application for running soundcloud remix competitions. My app is running here, http://plpcomp11.herokuapp.com/[详细]

2023-04-12 15:54 分类：问答
With Rspec, run test for each of several options?

I want to run a given suite of tests several times - once as each of the basic types 开发者_C百科of system users. (It tests the various features that should be shared by them). More generally, I often[详细]

2023-04-12 15:51 分类：问答
Which is the best way to test if a model instance is "empty" in Ruby on Rails?

I want to implement a method that checks if a model\'s instance has only nil or empty attributes, except from its id or timestamps.[详细]

2023-04-12 15:49 分类：问答
getting error in generator active_admin:resource -> key: '_manager_session'

i want to resolve this error, anyone please, this error is about syntax error in session_store.rb file, at attachment in pastie:[详细]

2023-04-12 15:39 分类：问答
Using 2 actions in the same view, index and show ?

How can i make a view i开发者_高级运维ndex working with 2 actions show and index in the same view ??? I`m new in ruby on rails.It\'s not quite clear why you\'d want a show method to be the same as an[详细]

2023-04-12 15:26 分类：问答