Posts tagged “rails”

Aug 2026 · 2 min read

What It Took to Deploy This Site with Kamal

One config file, two accessories, and a one-line deploy script — plus the two things that nearly shipped placeholder posts to a live site.

kamal rails deployment docker

Nov 2018 · 2 min read · 1 comment

Rails Style Params in Python and Flask

Ruby on Rails does a great job of parsing arrays in form data and populating a params hash, for quick and easy access in your controllers. For instance <input name="item[]" value="item 1"/ <input...

python flask params dictionary hash ruby rails forms

Apr 2017 · 1 min read

Active Admin Rails 5 undefined method per_page_kaminari

If you run into this error in development, using Rails 5 and Active Admin NoMethodError - undefined method perpagekaminari' Try the following. First, make sure you have an initializer in your...

rails activeadmin kaminari

Mar 2017 · 1 min read · 1 comment

Turn Off SSL Verification In Ruby

The following code will disable SSL verification when using Open SSL. OpenSSL::SSL::VERIFYPEER = OpenSSL::SSL::VERIFYNONE It is probably not a good idea to do this in production. But if you are...

rails security open ssl debugging

Oct 2013 · 1 min read

Change the Default Controller Name in Rails Functional Tests

Rails will infer the controller you want to test from the class name of the test case. For example... class PeopleControllerTest < ActionController::TestCase end will test the...

rails ruby on rails testing functional tests configuration

Oct 2013 · 2 min read

A Couple of Usefule Snippets When Working with Textmate

Here is the snippet f path/to/directory 'search string' | open\in\mate This snippet (technically 2 snippets) will recursively scan the contents of files in a directory and then open all the files...

command line snippets textmate ack ruby rails

Jan 2012 · 1 min read

How to Add Additional Sub Directories to the Default Rails Test:Unit File Structure

Edit Rakefile in project root Add a new rake test task... E.g., rake test:lib, below everything else in that file... Alternatively, add a task in lib/tasks/ directory and plop in the same code...

configuration rails rake ruby setup sub directories tdd test ruby on rails

Jan 2012 · 1 min read

Transform Matching Text with Gsub in Ruby and Regular Expression

Here is a gist that demonstrates how easy it is to transform text using gsub and a block with Ruby. "Scs Epc Score".gsub (/scs|epc/i) { |i| i.upcase } =\ SCS EPC Score For more helpful string...

extensions gsub rails ruby string

Jun 2011 · 1 min read

Rails Send_File in Production Delivers an Empty File

If you're running Rails in production it will by default be configured to let apache or nginx send files for you. If you're handling file downloads yourself with send\file you will notice that the...

gotchas mishaps production rails send_file ruby on rails

May 2011 · 1 min read

Simple String Concatenation of a Collection Written as a Helper for Rails

At Railsconf last week I took Greg Pollack's online course Rails Best Practices. The interface is gorgeous and the instructions are excellent. One of the lessons involved taking a partial and...

bookmarks buffer collection content_tag excerpt helper methods loop rails visual markup ruby on rails

Mar 2011 · 1 min read

Installing Ruby on Rails 3, MySQL, Git, Ruby Enterprise Edition, Passenger (Mod_Rails) on Ubuntu with Rackspace Cloud.

Short and sweet. Here all the commands I run in this order to set up a brand new box. It usually takes about 10 - 15 minutes on a 256 MB RAM instance. Compiling Ruby Enterprise Edition, which is...

deployment git mysql rackspace rails ruby ruby enterprise edition ubuntu ruby on rails

Mar 2011 · 1 min read

Rails 3 disable_with Does Not Work with Ajax Remote Form_for

It appears that the :disable\with option on the submit\tag form helper method does not behave as expected with remote forms. I'm not sure if this is a bug or not. But the fix is pretty straight...

ajax disable_with javascript prototype rails rails 3 rails helpers front end development ruby on rails

Oct 2010 · 1 min read

Rails Select Tag and Onchange Event Calling a Remote Function with Default Option Selected

Here is a little code snippet that will fire off a request to update\client\path when you change the select field. This stands alone, rather than being apart of a larger form. The Client::CATEGORY...

defaults helpers onchange options_for_select rails select select_tag to_sym ruby on rails

Oct 2010 · 1 min read

Ruby Enterprise Edition and Passenger ./script/console production fails and instead returns Loading production environment (Rails 2.3.5) Rails requires RubyGems >= 1.3.2. Please install RubyGems...

After installing Ruby Enterprise Edition, REE, and Passenger on Ubuntu you may see this error message when you run script/console for the first time You then scratch your head and run to find that...

console irb linux passenger production rails ruby enterprise edition rubygems ubuntu ruby ruby on rails

Aug 2010 · 1 min read

How Beautiful is Ruby?

Working with Ruby and in particular Rails, it's easy to take the beauty inherent in the language for granted. I mean look at this code. If you read it aloud to yourself, it reads like an english...

array beauty in code code map rails ruby posts

#rails