D-system

Internet Scale Services Checklist

A checklist for designing and developing internet scale services, inspired by James Hamilton's 2007 paper "On Desgining and Deploying Internet-Scale Services."

• http://mvdirona.com/jrh/talksandpapers/jamesrh_lisa.pdf

Basic tenets

• Does the design expect failures to happen regularly and handle them gracefully?
• Have we kept things as simple as possible?

D-system

=Navigating=
    visit('/projects')
    visit(post_comments_path(post))

=Clicking links and buttons=
    click_link('id-of-link')
    click_link('Link Text')
    click_button('Save')
    click('Link Text') # Click either a link or a button
    click('Button Value')

D-system

Gems

• Bundler - Bundler maintains a consistent environment for ruby applications. It tracks an application's code and the rubygems it needs to run, so that an application will always have the exact gems (and versions) that it needs to run.
• rabl - General ruby templating with json, bson, xml, plist and msgpack support
• jbuilder - JSON builder shipped with Rails.
• builder XML builder shipped with Rails.
• Puma - A Ruby/Rack web server built for concurrency. Shipped with Rails.
• SimpleCov - SimpleCov is a code coverage analysis tool for Ruby 1.9.
• bootstrap - Bootsnap preloads your Rails app so that your normal development tasks such as console, server, generate, and specs/tests is faster.
• factory_bot - factory_

D-system

/*
 * Adapted from: http://code.google.com/p/gaequery/source/browse/trunk/src/static/scripts/jquery.autogrow-textarea.js
 * Updated from: https://gist.github.com/thomseddon/4703968
 *
 * Works nicely with the following styles:
 * textarea {
 *  resize: none;
 *  transition: 0.05s;
 *  -moz-transition: 0.05s;
 *  -webkit-transition: 0.05s;