similar to: object.update_attributes(hash)

I dont know if its me or the dodgy win-32 intall of ruby/mysql, but I can''t seem to get update_attributes to work. In my user controller, I have: def update @user = User.find(@params[''user'']["id"]) if @user.update_attributes(@params["user"]) flash["success"] = "Updated Successfully" redirect_to :action =>

My application is so far mostly built from scaffold. When I edit an existing record (I''ve turned off validation) the update method is called. I get this error: NoMethodError in <module>/<controller>#update You have a nil object when you didn''t expect it! You might have expected an instance of Array. The error occured while evaluating nil.+ I get the same error when

Hi, I am facing a problem while trying to test a method that updates an attribute. The attribute format should be converted to YAML format before storing in the table which is excatly what is going on. But when testing it using expectations in rspec it returns an error. *** below is the error message : Spec::Mocks::MockExpectationError in ''InteractController (submit) - saving a form to

Hi all. Ive got a small CRUD app that is giving me some weird isuses. If I add/create an entry that works fine, the data goes into the db. I can later show the data, but when I edit it, no data is displayed in the form for me to edit. Here is the bits from the controller. def new @kb=Knowledgebase.new end def create @kb= Knowledgebase.new(params[:kb]) if @kb.save

Hello, I am trying to deal with a database table that contains a date in the form of the number of seconds since epoch. Data is inserted in this format by an existing script that I can''t change, so a schema change isn''t realistic. I would like to allow humans to view and edit this data in the form of an actual human-readable date. I figured a facade column would be the

Perhaps this is intentional, but it seems unlikely: class Person < ActiveRecord::Base belongs_to :school end p = Person.find(:first) p.school # nil p.school_id = School.find_by_name(''High School'').id p.school.name # High School p.school_id = School.find_by_name(''Primary School'').id p.school.name # High School <= Shouldn''t this be Primary

I am trying to wrap the updating of two models in a transaction and when the transaction fails it is not rolling back. My method is : def update_attributes(user,params) @user = user @company = user.company begin User.transaction do @user.update_attributes!(params[:user]) @company.update_attributes!(params[:company]) end true rescue false

I''m working on a form that updates a product record and several associated detail records. The detail records are showing and populating okay in the form. But when it hits the controller, I get Couldn''t find Detail with ID=detail AND (details.product_id = 38). The :detail params seem to refer to the correct record id. Anyone have an idea how to fix this? Here''s the

Hello, I am fairly new to RoR and I have a question I hope can be solved elegantly (so many things are, so why not this one too?). I have a working solution, but I want to be sure I am doing things the "rails way" (having come from PHP). You could say I am looking for a little validation (no flames please). I have a table of units like so: CREATE TABLE `units` ( `id`

I know there have been threads on this before but I was thinking shouldn''t multiple collection_select automatically update habtm relations when you update_attributes? In order to get multiple collection_select to work I use: collection_select(:user, :group_ids, Group.find(:all), :id, :name,{},{:multiple=>'''',:name=>''group[id][]''}) In fact if I

I''m having problems in a controller i am writing. i get this exception: wrong number of arguments (1 for 0) ## this does not work: @voicemail_user = VoicemailUser.find(session[:asterisk][:user_id]) if (@voicemail_user.password == params[:pwd][:current]) @voicemail_user.update_attributes({"password" => params[:pwd][:newpwd2]}) end ## but this works:

Hi there, I try to develop a medical application using ruby on rails. There are many categories which can contain subcategories. I defined the model like this: class Category < ActiveRecord::Base has_and_belongs_to_many :notes belongs_to :parent_category, :class_name=>"Category", :foreign_key=>"category_id" has_many :sub_categories,

Hope someone can tell me what''s up, because this has me baffled. I have an Image model, and a Provider model. Both are defined as "has_and_belongs_to_many" relating to each other. In my image form partial, I have a bit of AJAX generating the provider_ids array dynamically from a provider AJAX search on the same page. So for example, each time I click on a provider name that

I have two tables, applicants, and skills where each applicant "has_many" skills, and each skill "belongs_to" an applicant. When I have a reference to an applicant and a (skill) id for one of their skills, I thought to update their skills by using @applicant.skills.find(id_of_skill).description = ''new description'' # even adding

Hi, IN one of my unit tests I get an ActiveRecord::StaleObjectError: Attempted to update a stale object object.save! in object I have apart from other stuff an after_save method, which calls object.assosication.update_attributes(...) If I remove that line from my code my tests succeeds. Unfortunetly, I do not understand why an update_attributes call can generate an StaleObjectError. Maybe

Hello all, I''m trying to create a HABTM checkbox action that adds/updates ''users'' to a ''project''. I have the following laid out. --------------------- TABLES --------------------- create_table "assignments", :id => false, :force => true do |t| t.column "project_id", :integer, :default => 0, :null => false

Hi, I am quite new to ROR.I am trying to create a rails simple application that has informations about Books and Subjects.Srangely, I finished creating a basic application, and it worked fine. But then , I just tried to add some more values in the database, and faced problem with migration, that just made me crazy. SO I deleted the database and did the database and migration thing all over again

This is my first rails app and I am creating a Computer Inventory system as practice. The problem I am having seems trivial, but I can not figure out what exactly is going wrong, so this is where help from those of you who are more experienced is needed. I am having problems retaining the values in some of my forms. Everything works fine when I am creating or editing a Computer in the inventory

Hello all, I have an Order object that has and belongs to many Products and has and belongs to many Loan Types. This is so I can select multiples of each in my order entry screen via checkbox groups. I''m having some trouble with saving multiple HABTM associations for a single model object; only the first HABTM association declared in the model will save during the initial @order.save

Hi, This is my rHtml page & Corresponding actions & model pages:- ===listform.rHtml================= <h1>Products List</h1> <%= start_form_tag(:action => "add_to_cart")%> <table> <tr> <% i=0 %> <th> Product No. </th> <th> Unit Price </th> <th> Available Qty. </th> <th> Demand Qty. </th>