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EmberJS with a Separate Rails API

What we learning writing an Ember.js app as a separate codebase, deployed separately from the backend Ruby on Rails API. Testing was particularly hard!
Jason Draper
February 25, 2014
- Web
- Ember
- JavaScript
Avoid the Three-state Boolean Problem

Use null: false, default: false on boolean columns in ActiveRecord migrations to avoid NULL problems.
Gabe Berke-Williams
February 24, 2014
- Web
- PostgreSQL
Using Arel to Compose SQL Queries

Use composition to build more complex SQL queries in Ruby using ActiveRelation’s API.
Sage Griffin
February 17, 2014
- Web
- Rails
Prevent Spoofing with Paperclip

Paperclip 4.0 and 4.1 contain security fixes to prevent spoofing. A content type or filename validation is also now required.
Jon Yurek
February 14, 2014
- Web
- Ruby
- Paperclip
- Open Source
Custom Ember Computed Properties

How to refactor your own computed properties in Ember.js.
Jason Draper
February 14, 2014
- Web
- Ember
- JavaScript
Function Currying in CoffeeScript

Convert a CoffeeScript function that takes multiple arguments into a chain of functions that take one argument each. This is called function currying, and it can make your easier to understand!
Sage Griffin
February 12, 2014
- Web
- JavaScript
How to Evaluate Your Rails JSON API for Performance Improvements

Before adding database indexes, eager loading, and caches, spend a few minutes at the whiteboard with your team to rethink the high-level requirements for your JSON API.
Laila Winner
February 10, 2014
- Web
- Performance
- Rails
Back to Basics: HTTP Requests in Rails Apps

An in-depth look at HTTP requests and how Ajax works in Rails.
Britt Ballard
February 5, 2014
- Web
- Back To Basics
- HTTP
- Rails
Automatically Wait for AJAX with Capybara

How to use Capybara’s wait_for_ajax helper.
Gabe Berke-Williams
February 4, 2014
- Web
- Rails
- Testing
ActiveRecord's where.not

Make clunky negation queries in ActiveRecord easier to read.
Gabe Berke-Williams
January 24, 2014
- Web
- Rails
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