similar to: Cache Magic field for totaling

Hi, Can one of the Rails talk moderator subscribe http://groups.google.com/group/rubyonrails-talk to gmane. Because it seems message posted via gmane are showing up, but not the other way round. Thanks. -- Surendra Singhi http://ssinghi.kreeti.com, http://www.kreeti.com Read my blog at: http://cuttingtheredtape.blogspot.com/ ,---- | "O thou my friend! The prosperity of Crime is like

Hello, I needed to add custom cache field for one of my application. I thought I will share the code showing how to do this. This code below creates and maintain a custom cache field, for keeping track of totals. Say, you have accounts, and for each account there are transactions (either deposit/withdrawal), and one will like to keep track of the total balance for an account. So, let there be a

append_features(mod) The documentation says: When this module is included in another, Ruby calls append_features in this module, passing it the receiving module in mod. Ruby’s default implementation is to add the constants, methods, and module variables of this module to mod if this module has not already been added to mod or one of its ancestors. See also Module#include. What if this module is

Hi, I am trying to spec helper methods in a Rails project, but it seems the specs fail with the error: You might have expected an instance of Array. The error occurred while evaluating nil.<< if the restful routes helper are used either in spec files, or the helper file. What can I be doing wrong? Or how can I fix this. Thanks! -- Surendra Singhi http://ssinghi.kreeti.com,

Hello, I am using rails 1.0 and I have following questions. Please help me. [1] How can I do logging in the rails models? I checked the wiki but didn''t find anything which I explained how to do logging in models. [2] Say I have a certain model, when I declare a function in the model, and try to use that function from a view or a unit test, I get an error. For views the error occurs

Hello, I am learning rails and ruby and I have some questions about how should I go about doing certain things. [1]Many of my models have some functionality which is common, and instead of duplicating it across models, I want to store it in a single file, and then import the file into the models. Should I do this using modules, and then store them in the `lib'' directory? What is the

Hello, When I am trying to run rake migration tasks, I get the error as shown below. I am using ruby 1.8.4 and edge rails. What am I missing or doing wrong? C:\rails\temp1>rake db:migrate (in C:/rails/temp1) rake aborted! no such file to load -- rails_version Thanks for your help. -- Surendra Singhi http://ssinghi.kreeti.com, http://www.kreeti.com Read my blog at:

Hello, I am new to arena of web development and am using the user engine. I want to store few more details about the user, so should I extend the user table provided by the user engine and add columns to it, or should I create a new table. I would like to know the best practice in this regard, and opinions of other web developers. Thanks. -- Surendra Singhi http://ssinghi.kreeti.com,

Hello, I want to know how can I paginate a set of records. It seems there is no direct way of doing this, and I am not able to understand the documentation of paginate, so any pointers on how to do this will be much appreciated. To be specific what I want is that the records returned by user.recipes, the recipes of the particular user be paginated. My attempt to do this failed because

Hello, I am trying to develop an engine for RForum (http://rforum.andreas-s.net/trac/). I am very new to Ruby and Rails, so if you are also doing something similar, then let me know. I am willing to help and contribute. Thanks. -- Surendra Singhi http://ssinghi.kreeti.com, http://www.kreeti.com Read the latest news at: http://news.kreeti.com

Hello, Earlier in my rails application, I was using the convention of writing the following to refer to templates and/or views in the view folder. "./blah/blah" But in the Edge rail, it doesn''t work and the page doesn''t shows any output there is no error in the development log as well. But changing the above to "/blah/blah" seems to fix things. Was I

Hello, I am using RJS and Edge Rails and I was wondering if the page object should be available in helpers also. For example if I have a helper function def update_flash_messages page.replace_html ''flash_messages'', (show_flash_messages :textilize => true) page.visual_effect ''flash_messages'', :appear end and then in my RJS files I call

Hi plugin-authors. So this is a little bit of take two on this question, but why can''t I access a singleton on the model calling my plugin? The crux of the full plugin below is: #logger.info self.class.to_s new_copy = self.class.new( @copyable_attributes ) the logger spits out "Datatype", but I get an error from rails saying: undefined method `datatype'' for

Is there such a thing? I have some duplicate methods in my models, can I place them somewhere and call them in to my models, thus keeping DRY? -- Posted via http://www.ruby-forum.com/.

Hello, I was wondering if there was any automated (may be scaffolding) way of exposing Model CRUD via web services. I found this ticket for django, but nothing for Rails. http://code.djangoproject.com/ticket/115 Thanks in advance for your opinions and suggestions. Regards. -- Surendra Singhi http://ssinghi.kreeti.com, http://www.kreeti.com Read my blog at:

Hello, I want to start my rails application in production mode. But for some reason in spite of uncommenting this line in ''config/environment.rb'' ENV[''RAILS_ENV''] ||= ''production'' when I run ''ruby script\console'' it says loading development mode. Also, the webrick sends log messages to development.log file instead of

Hello, Say, I have a pictures table, and there are many objects which can have pictures, so I define a picturable type. Now, to make the query for pictures more efficient I should index the picture table using both picturable_type and picturable_id. Is this the correct approach to indexing the table, or can things be done better? I want the database retrieval operation to be extremely fast (I

Hello, I am pleased to announce the availability of the plugin acts_as_classifier which allows using the ''classifier'' gem in a Rails application. This plugin can be downloaded from http://opensvn.csie.org/sksinghi/acts_as_classifiable/ This plugin is useful in scenarios where you want to distinguish between spam or non-spam comments, Or maybe you want to track the

Hello, I have created a ticket for an enhancement of the autocompleter to show the options immediately when the field gets focus. Right now at least one character must be typed for autocomplete to kick in. http://dev.rubyonrails.org/ticket/5435 I have also made some code changes directly in the script Event.observe(this.element, "blur", this.onBlur.bindAsEventListener(this));

Hello, I need to put an AJAX, form such that it is inside a table, and spans across few rows. But, what I am noticing is that, while submitting the form, the data in the fields is not submitted. If I move the form outside the table or inside a cell, things work OK, but not when the form is inside the table and spans few rows. This problem is only with AJAX forms, regular forms work perfect. I