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Questions tagged [helpermethods]

86 questions
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nest helper methods in rails3

I would to nest some helper methods to simplify my application_helper, for example I have a bunch of methods dealing with currencies which apply for the entire app and I would like to put in the currencies_helper and then simply include that entire…
holden
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Recursive Method to find number of occurrences of UpperCase letters in string- Using helper method

I'm trying to create a recursive method to find the number of occurrences of an UpperCase letter in a String. My code below: public class findUppercase { public static int searchUppercase(String s, int high) { if (s.length() == 1) { if…
Ari K
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How set up and call a rails method in the view to update an attribute of an object

I need some help in figuring out how to set up a helper method and then call in in the view. What i need to do is update a single attribute of a model object. How I plan to do this is to call a helper method Bid, which will update the attribute by…
Clay McCullough
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Recursion in helper methods (Java)

I am practicing recursion and using a recursive helper method. In my helper method, an error appears saying that The method someMethod(K) in the type Tree is not applicable for the arguments (K, List, int). However, I do not want to use the…
user4060080
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Problem with returning values from a helper method in Rails

I want to print some objects in a table having 2 rows per object, like this: NamePrice Content123 I wrote a helper method in products_helper.rb, based…
True Soft
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rails application controller method is undefined in children

I'm having a slight issue. I have the following controllers set out like so: class ApplicationController < ActionController::Base attr_accessor :perms helper_method :set_permissions def set_permissions *permissions self.perms = permissions …
Thermatix
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suggest helper method for this Java Generics piece of code please

I accidentally wrote this piece of code . static List foo(List fillthis,List readlist){ for(Object i:readList){ if(i instanceof Integer) fillthis.add(i); } return fillthis; …
Sarabjeet
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Helper methods are not being seen (Rails 4 engine)

I have defined a helper method as such (for my rails engine): module Xaaron class ApplicationController < ActionController::Base protect_from_forgery with: :null_session rescue_from ActiveRecord::RecordNotFound, :with =>…
user3379926
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Recursive helper method

i cant find the right solution for this exercise, here is the task: (Occurrences of a specified character in an array) Write a recursive method that finds the number of occurrences of a specified character in an array. You need to define the…
Peter
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StackFrame.GetMethod().Name

I'm using this helper to resolve the name of the method that is currently being executed for logging purposes. [MethodImpl(MethodImplOptions.NoInlining)] public static string GetCurrentMethod() { StackTrace st = new…
g5insider
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How to use "count" in rails to show how many projects/tasks user has?

I defined method 'count' in my tasks controller as: def count @count = current_user.tasks.count end I'm not sure how to show that in my tasks views. Do I just use Tasks count: <% @count %>? How do I get in my view how many tasks the user…
sent-hil
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Editing world-flags output

I am trying to edit the output on the world-flags gem, in the documentation it says the following: You can customize the output by the flag view helper methods: WorldFlags.flag_list_tag = :div WorldFlags.flag_tag = :span WorldFlags.flag_text =…
Jeremy Lynch
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How to organize helper functions

I need to create lot of helper routines for converting strings. Something like : String Function1(String s) {} I would like to call them from any Activity. What is the best way to do this ? Do I need to create a class or not ? I was thinking just…
MRB
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link_to links not working in other views after using devise

I'm working on a rails app that uses devise. I added other models to the app and the links in those new views (default "link_to") are not working. For example, I scaffolded a new model and the links for those views do not change the URL (hard…
pvskisteak5
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CSS style time_ago_in_words rails

I was wondering what would be the best solution for customising the rails helper: time_ago_in_words, so that I could do things like: 4 hours ago or what the…
Darcbar
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