Week 3

As always: make a copy of this repository to commit changes to

Class Outline

Week 2 Review & Introduction

• Homework/lab discussion
• JSHint installation
• Opening Atom from GitHub Desktop

Live coding: refactoring code into functions

• Step through the code and discuss
• Imagine alternative code flows
• Organize the code
• Make code DRYer ('don't repeat yourself')
  • Redundant code is a headache waiting to happen

underscore.js

Section 1: Library overview

• Selecting elements
• Array utilities
• each: No more for loops!^*
• Lab 1

^*Mostly!

Section 2: Advanced underscore and higher order functions

• groupBy and countBy: special cases of each
• map vs each: purity and side-effects redux
• max and min: collection aggregation
• reduce: roll your own aggregations
• Lab 2

HTML & CSS Introduction

HTML & CSS

• Review our uses thus Far
• What HTML does
• What CSS does

Developer tools (other than console)

• Elements
• Sources

Homework Assignment (Due: Sunday, February 7)

• Complete Code Academy HTML/CSS
• Complete Week 3 Labs
• Complete Week 3 Assignment