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• Sanitizing input for display in view when using simple_format

  - by Eric

  Hi, I'm trying to figure out the right way to display comments such that newlines and links are displayed. I know that usually, you should display user-inputs only when escaping html with h(). That of course won't display newlines or links, so I found the simple_format and auto_link methods. What I am now doing is:…

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• How Do I Loop Through a Date Range in Reverse?

  - by Russ Bradberry

  I have a date range that I would like to be able to loop through in reverse. Give the following, how would I accomplish this, the standard Range operator doesn't seem t be working properly. >> sd = Date.parse('2010-03-01') => Mon, 01 Mar 2010 >> ed = Date.parse('2010-03-05') => Fri, 05 Mar 2010…

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• I have a comment model, what to use in my mvc's? @comment, :comment or comment?

  - by Winston

  I have a comment model, I've seen examples of using @comment, :comment, comment to reference for the object in MVC? how do I know which is which? Is there a distinction?

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• Paperclip: delete attachment and "can't convert nil into String" error

  - by snitko

  I'm using Paperclip and here's what I do in the model to delete attachments: def before_save self.avatar = nil if @delete_avatar == 1.to_s end Works fine unless @delete_avatar flag is set when the user is actually uploading the image (so the model receives both params[:user][:avatar] and…

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• What is this billing software?

  - by Clear.Cache

  Can anyone tell what billing software they're using? http://www.firehost.com/secure-hosting/configure

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• Can't install pg gem on Windows

  - by sNiCKY

  I've got 2 Ruby versions: 1.8.7 and 1.9.2 and PostgreSQL 8.3. I cant install pg gem on any of them. Getting this error: C:/Development/Ruby187/bin/ruby.exe extconf.rb checking for pg_config... yes not recorded checking for libpq-fe.h... no Can't find the 'libpq-fe.h header *** extconf.rb failed ***…

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• Cap deploy doesn't work all the sudden; something to do with FactoryGirl and assets

  - by Jason Swett

  I've been cap deploying my app all throughout it development, and this last time I tried to deploy it, it didn't work. Here's what happened: * executing `deploy:assets:precompile' * executing "cd /var/www/oneteam/releases/20121006153136 && bundle exec rake RAILS_ENV=production…

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• ActiveScaffold custom action_link that should respond like update

  - by doug316

  I have a custom action link which is :inline and :post. It's a quick-link to update an attribute, and that part works just fine. After the action, my intent is to respond just like it was an update, so the row is re-rendered in the index. After the record is updated in my controller…

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• Base-camp Style Subdomains and IDs of Models

  - by Newy

  I have an app that has Basecamp-style subdomains, that is, I have Projects, Users, Apples and Oranges. The Users, Apples and Oranges are all keyed to a Project and only exist in the http://project.myapp.com. I added a project_id to Users, Apples and Oranges and everything works,…

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• Sorting a 2-D hash in reverse order

  - by Shreyas Satish

  I have a 2-d hash.I need to sort each sub-hash by value in descending order. hsh={"a"={0=1, 1=2}} output= {"a"={1=2,0=1}} Thanks & Cheers !

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• How to run some code only once in view

  - by Freewind

  I have a partial view called '_comment.erb', and it may be called by parent many times(e.g. in a loop). The '_comment.erb' looks like: <script> function aaa() {} </script> <%= comment.content %> <%=link_to_function 'Do', 'aaa()' %> You can see if the…

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• Are there any libraries to allow Python or Ruby to get info from SVN?

  - by Mike Trpcic

  I'm looking for plugins that will allow my codebase to interact with, browse, and poll an SVN server for information about a repository. Trac can do this, but I was hoping there was an easy-to-use library available to accomplish the task, rather than trolling through the Trac…

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• Remove a tag type from the view (involves alphabetical pagination)

  - by user284194

  I have an index view that lists all of the tags for my Entry and Message models. I would like to only show the tags for Entries in this view. I'm using acts-as-taggable-on. Tags Controller: def index @letter = params[:letter].blank? ? 'a' : params[:letter] …

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• Is there any web service for getting tidal information?

  - by thor

  Has anyone come across a web service or plugin/code/calculation for getting information on tides - namely high and low tide times? I only need this information for one location (outwith the US) but I need it on an ongoing basis so a web service that I can hit…

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• Postergres could not connect to server

  - by Gary Lai

  After I did brew update and brew upgrade, my postgres got some problem. I tried to uninstall postgres and install again, but it didn't work as well. This is the error message.(I also got this error message when I try to do rake db:migrate) $ psql psql:…

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• Represent multiple Null/Generic objects in an ActiveRecord association?

  - by slothbear

  I have a Casefile model that belongs_to a Doctor. In additional to all the "real" doctors, there are several generic Doctors: "self-treated", "not specified", and "removed" (it used to have a real doctor, but no longer does). I suspect there will be even…

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• How do I create a controller and action without a model?

  - by Angela

  I have several models: Email Letter Call All three belong to a model Campaign. And a Campaign has_many Contacts I envision being able to see a schedule for Today by going to domain/schedule/today What I'd like it to do would be to show all the…

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• Encoding error PostgreSQL 8.4

  - by KandadaBoggu

  I am importing data from a CSV file. One of the fields has an accent(Telefónica O2 UK Limited). The application throws en error while inserting the data to the table. PGError: ERROR: invalid byte sequence for encoding "UTF8": 0xf36e6963 HINT: This…

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• Merging Passed Parameters

  - by Josh Crowder

  I have a two data arrays sent in from a form, one called transloaded and the other video which is the actual form for the model. I need to get [:video_encoded][:url] and save that to [:video][:flash_url] This is the passed arguments or transloaded,…

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• How to get array with clear data from Active Record query without using map

  - by Suborx

  Hi I would like to ask if its possible get array with clear data from ActiveRecord query without using map, collect or each. names = User.find(:all, :select => "name") return names == [#<User name:"Peter">,#<User name:"Martin">] …

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• Downsides to using FakeWeb compared to writing mocks for testing

  - by ajmurmann

  I never liked writing mocks and a while ago someone here recommended to use FakeWeb. I immediately fell completely in love with FakeWeb. However, I have to wonder if there is a downside to using FakeWeb. It seems like mocks are still much more…

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• Ruby - encrypted_strings

  - by Tom Andersen

  A bit of a Ruby newbie here - should be an easy question: I want to use the encrypted_strings gem to create a password encrypted string: (from http://rdoc.info/projects/pluginaweek/encrypted_strings) Question is: Everything works fine, but…

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• Define a regex, which matches one digit twice and all others once

  - by Amin

  As part of a larger regex I would like to match the following restrictions: The string has 11 digits All digits are numbers Within the first 10 digits one number [0-9] (and one only!) must be listed twice This means the following should…

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• Will_paginate stuck on page 2

  - by Sleepycat

  For some reason my will_paginate collection is stuck on page 2. I have the usual links the view helper provides except every page after page one links to http://localhost:3000/ceo/gr_messages?page=2 I have tried to add the :order option…

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• Factory Girl sequence fails under autospec

  - by John

  I have this Factory: Factory.define :email_address do |e| e.sequence(:address) { |n| "factory_#{n}@example.com" } e.validated true end When I run my specs with rake spec, it works fine. When I run autospec, it fails right away,…

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