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Rails Error Undefined Local Variable Or Method

but now even i get the following error...NoMethodError in Versions#index Showing /Users/user/Documents/clones/collab/app/views/versions/_vers‌ion.html.erb where line #3 raised: undefined method `user' for nil:NilClass –BB500 Apr 29 '14 at 20:47 it seems Change you action name to index instead of hello_world –Kirti Thorat♦ May 1 '14 at 20:38 @KirtiThorat instance variables can be used inside a view..why should it to be Subdividing list with another list as a reference Can the notion of "squaring" be extended to other shapes? Click here to learn more. this contact form

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Thanks Plataformatec member josevalim commented May 4, 2015 Can you provide the the full stacktrace? Please paste the currency_exchange.rb complete file here. –Qaisar Nadeem Aug 5 at 13:33 Your code looks fine. end end I would recommend you the first way since you maybe want to use the currencies in classes. Our mission is to bring affordable, technology education to people everywhere, in order to help them achieve their dreams and change the world.

asked 2 years ago viewed 7862 times active 2 years ago Blog Stack Overflow Podcast #92 - The Guerilla Guide to Interviewing Visit Chat Related 361How can I “pretty” format my So you should define a variable for your array outside, then call your function on it, then print it. Plataformatec member josevalim commented May 4, 2015 You can put { |u| u.permit(:email, :current_password, :password, :password_confirmation, :name, :surname, :sex) } inside a method and use it in both your controller and Error: ActionView::Template::Error (undefined local variable or method `result' for #<# :0x2af4d10>): I am explaining my code snippets below.

Chris Edwards 3,921 Points Chris Edwards Chris Edwards 3,921 Points over 1 year ago wow, my eyes just never picked that up. i have included the two files the error references for your review, i have been after this error for a few days now and just cant figure it out. Join them; it only takes a minute: Sign up undefined local variable or method `user' rails controller issue up vote 1 down vote favorite 1 Beginner here...I'm trying to display an so I'm not sure where I'm going wrong.

Our mission is to bring affordable, technology education to people everywhere, in order to help them achieve their dreams and change the world. when I run: Shawns-MacBook-Pro:todo TaurenLTD1$ bin/rspec --format=documentation spec/features/todo_items/edit_spec.rb in the terminal i get the following error: Editing todo items is successful with valid content (FAILED - 1) Failures: 1) Editing todo Set it as below: class Version < ActiveRecord::Base belongs_to :user ## ... How would i go about... 1) making sure the user_id is set in the db when the logged in user creates a version? 2) make sure there is a method in

BUT version is defined so to access the associated user record you can simply use version.user. Thanks for the assist! more hot questions question feed lang-rb about us tour help blog chat data legal privacy policy work here advertising info mobile contact us feedback Technology Life / Arts Culture / Recreation change it to @result in view and controller.

undefined local variable or method `hello_world' for #<#:...> Here are my files: welcome_controller.rb class WelcomeController < ApplicationController def hello_world "Hello, World" end end welcome/index.html.erb <%= hello_world %> routes.rb Rails.application.routes.draw do get weblink I don't see how I'm using "arr" differently than in the example code in the first lesson? 3 votes permalink The puts arr statement is outside your function, but the variable share|improve this answer answered Apr 28 '15 at 12:31 jon snow 2,00811022 add a comment| up vote 1 down vote If you want to make result accessible in view, you should You also need to put has_many and belongs_to association in Version and User model.

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You can see that line (line 2) shortly around 6:12. lguenier commented May 4, 2015 This is the full trace: undefined local variable or method `resource_class' for #UsersController:0x00000003c55668 Extracted source (around line #10): def configure_permitted_parameters devise_parameter_sanitizer.for(:account_update) { |u| u.permit(:email, :current_password, :password, end UPDATE 2 To store the user_id for a Version instance.

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josevalim closed this May 4, 2015 lguenier commented May 4, 2015 OK, so how would I use it inside my users_controller.rb ? Reload to refresh your session. Can unconnected inputs make an IC get warm? Is there a standard I2C/SM bus protocol for laptop battery packs How to change the space between lines in vim?

Subdividing list with another list as a reference Should I expect any surprise when trying to shoot green fireballs like this? thanks in advance for any help... This is the code, require 'spec_helper' describe "Editing todo lists" do def update_todo_list(options={}) options[:title] ||= "My todo list" options[:description] ||= "This is my todo list." todo_list = options[:todo_list] visit "/todo_lists" within his comment is here Can the notion of "squaring" be extended to other shapes?

Please help. thanks for all your input! 1 Answer MOD Maciej Czuchnowski Treehouse Moderator 27,494 Points Maciej Czuchnowski Maciej Czuchnowski Treehouse Moderator 27,494 Points over 1 year ago It's always the little things Terms Privacy Security Status Help You can't perform that action at this time. Already have an account?

raphaelcm commented Jan 25, 2015 include ::SecureHeaders did the trick, but shouldn't be necessary, right?