ruby-on-rails

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How to refresh the web page when user select a particular value on dropdown list on rails?

I\'m developing project on rails 2.3.8 and I need to refresh the whole web page when user select particular selection on drop-down menu. How can I do it on rails ?[详细]

2023-04-13 02:32 分类：问答
Rails 3 Routes Issue

I am a beginning developer, and I was able to successfully use this tutorial (I\'m in Rails 3): http://www.binarylogic.com/2008/11/16/tutorial-reset-passwords-with-authlogic/ to allow for users to res[详细]

2023-04-13 02:32 分类：问答
rails: can't get the attributes from the joined table

When I join two tables (rails 2.2.2), then rails开发者_如何学运维 only returns the values of the attributes from the Model for which the find_by method is applied:[详细]

2023-04-13 02:19 分类：问答
Rails: Getting column value from query

Seems like it should be able to look at a simple tutorial or find an aswer with a quick google, but I can\'t...[详细]

2023-04-13 02:16 分类：问答
Postgresql Rails issues

I need to convert an app from sqlite to Postgresql in order to use search with thinkingsphinx. I have run the following steps what am I missing?[详细]

2023-04-13 02:00 分类：问答
When are compiled assets being cached in rails

When I precompile my assets for a rails 3.1 app with rake assets:precompile it spits out an old cached version if nothing changes in the asset files. I can tell because my erb开发者_开发问答 is making[详细]

2023-04-13 01:59 分类：问答
Ruby on rails 3: Matching an array to a database order

I have a page, that has some images on them, but it\'s not always that all the fields are populated. Since I am using an array 开发者_运维技巧to populate each field, it matters that they are in the ri[详细]

2023-04-13 01:54 分类：问答
Setting maxlength using database schema settings

Is there a good way to set maxlength on input tags using the corresponding limits from the database schema?I can always check the database lengths for fields, and then hard code the maxlength values,[详细]

2023-04-13 01:47 分类：问答
ActionController::RoutingError: No route matches [POST]

require \'test_helper\' class MyTest < ActionController::IntegrationTest test \"view posts from login page\" do[详细]

2023-04-13 01:44 分类：问答
When do before_filters in application_controller get called? Strange issue

I have developed a plugin. The plugin has a declaration that can be added to the application controller like so:[详细]

2023-04-13 01:43 分类：问答