Action Mailer Basics and Previews Chapter "Task H1: Sending Mail" from Agile Web Development with Rails 7.2 (in our...
Learn to treat files as an ActiveRecord attribute type, like :string or :integer Research Look at the README for...
CSS (+ some Javascript) framework, implementing Google's material design for static web pages. Can be used for plain websites without...
Understand why we test: Low defect rate without a QA department. Customer acceptance testing can concentrate on new features...
Rails is our web framework. Goals Be able to write a simple Rails application. Understand how Rails talks to the...
Disabling auto-complete in login forms is probably a bad idea, since it encourages weak passwords. If you are still...
Rails comes with grouped_collection_select that appears to be useful, but isn't. As an alternative, consider the flat...
Note: ActiveRecord::Base#becomes has a lot of quirks and inconsistent behavior. You probably want to use ActiveType.cast instead.
jquery-placeholder is a simple jQuery plugin that enables form placeholders in browsers that do not support them natively, i.e...
To use a form model with devise, you can simply override #resource_class in a controller. A typical use case...
Starting from Rails 4.0, you can use a special form options helper called #collection_check_boxes. It behaves similar to...
When using threads, you must make your code thread-safe. This can be done by either locking (mutexes) all data...
What if a complicated component comes along that is naturally modeled by multiple directives? This group of directives, as a...
Be careful when using buttons without a type attribute, since browsers will consider them the default submit button of a...
Angular 1.3+ has an alternative getter/setter pattern: You can bind ng-model to an accessor function. This is a function...
Interesting approach to caching responses directly in the HTTP server, based on the value of an individual cookie.
Chances are you're seeing the warning repeated a lot of times, maybe thousands of times. Here's how to...
The Angular 1.2 way: # By default, angular returns undefined for invalid attributes which removes # the value from the form field...
Adobe no longer supports their PDF reader on Linux and the official page does not offer it for download. \
An amped-up alternative to Turbolinks that differs in points like this: It's opt-in instead of opt-out...
If you have issues with PDFs, fix them like this: pdftk .pdf output .pdf Background I had an issue where...
Angular-xeditable is a bundle of AngularJS directives that allows you to create editable elements. Such technique is also known...
Modern browsers natively suppport file pickers that allow the user to choose multiple files at once. To activate this feature...
PDFKit converts a web page to a PDF document. It uses a Webkit engine under the hood...