Collin Murphy


  • 10 Courses Completed
  • 82 Levels Completed
  • 10 Screencasts Watched
  • 175,875 Total Points

Achievement Badges

Ruby: 2 Courses Completed


Rails Best Practices


  • Controllers in Space

    Fat model/skinny controller, named scopes, scopes with lambda, default scopes, model creation scopes, skipping a filter

  • Controller Command

    Nested attributes, models without the database, using Presenters, rejecting SQL injection, Rails 3 responder syntax

  • Model Pitfalls

    Basic & compound indices, protecting your attributes, using default database values, using callbacks properly, improving validation, database seeding

  • Model Bert

    Optimizing n+1 queries, using counter_cache, batches of find_each, applying The Law of Demeter, using to_s and to_param in the model

  • Froggy Views

    Refactoring views, using helpers, rendering content with partials, handling empty strings, using content_for, meta yield


Rails for Zombies


Ruby: 4 Screencasts Watched

JavaScript: 3 Courses Completed

  • Just Enough JavaScript

    Creating variables, dialogs, object & string functions, number-related operations, working with arrays.

  • Take Off

    Downloading jQuery, minified Javascript, loading jQuery, the DOM & jQuery selection, nested elements, pseudo-classes & direct descendants.

  • View from 30,000 Feet

    Direct manipulation with CSS, manipulating multiple attributes, adding & removing classes, toggling classes, hiding & showing content.

  • Contents may shift

    Retrieving & setting text content with text(), querying & setting DOM with html(), manipulating DOM with append() & prepend(), creating peers with :before & :after, adding & removing nodes.

  • Fasten your Seatbelts

    Using document.ready, writing named functions, using click event listeners, keyboard events, animations, AJAX load()




Learn CoffeeScript, the powerful little language that compiles into JavaScript. Take a sip of our CoffeeScript tutorial & learn to get more done with less code.

  • Variables and Functions

    An overview of variables and functions

  • Applied jQuery

    Converting jQuery to CoffeeScript

  • Conditionals & Operators

    Conditionals, chained comparisons, switch cases, and existential operators

  • Arrays, Objects, Iterations

    Using arrays, object literals, loops, list comprehension, and splat arguments

  • Applied jQuery II

    Understanding and using jQuery object notation

  • Object Orientation

    Classes, class inheritance, property arguments


Shaping up with Angular.js

Client-side Frameworks

Angular allows your application to have an expanded HTML library. Learn to add behavior to your HTML and speed up your application’s responsiveness.

  • Flatlander's Gem Store

    Get comfortable with expressions by beginning to build a gem store.

  • Built-in Directives

    Use directives to add a gallery and tabs to the gem store.

  • Forms

    Give the gem store review functionality by using Angular forms.

  • Custom Directives

    Create custom directives for more organized and maintainable Angular code.

  • Services

    Create a new module and learn to use the $http service to get real data into the gem store.

HTML/CSS: 3 Courses Completed

  • HTML5

    Learn about the new tags in HTML5

  • CSS3

    Review the new properties in CSS3

  • Header & Navigation

    Build a functional header and navigation area

  • Content

    Develop the content sections of a site

  • Footer & Forms

    Learn about new form elements and build a functional footer


CSS Cross-Country

Intermediate CSS

Explore the fundamentals of CSS, and review all the web-styling tools needed for front-end efficiency.

  • Frost-Proof Fundamentals

    Adding style, selectors, the cascade, and floats

  • Clear Carving

    Clearing floats, inheritance, and specificity

  • Box Bindings

    The box model, positioning, and z-index

  • Grooming Your Code

    DRY, display types, and centering

  • CSS Safety

    Protecting your layout and specificity problems

  • Image Issues

    Image use and image cropping

  • Sprightly Slaloms

    Image replacement and sprites

  • Pseudo Sitzmark

    Pseudo classes and pseudo elements


Journey Into Mobile

Intermediate CSS

Learn mobile web design with mobile-first, adaptive, and responsive web design concepts. Review the best practices with our Journey into Mobile course.

  • Foundations for Mobile

    The mobile web and relative font-sizing

  • Fluid Layouts

    Learn the foundations for creating scalable, fluid sites

  • Adaptive Adventures

    Create sites that adapt to a specific context

  • Responsive Adventures

    Create device-agnostic sites optimized for all viewports

  • Responsive Media

    Learn how to scale images, video, and work with retina graphics

HTML/CSS: 2 Screencasts Watched

Git: 1 Course Completed


Try Git


Learn how to use Git by reviewing the basic concepts of Git version control. Try out this introductory course that was created with GitHub.

  • Discover Git

    Discover the basics of Git, including how to initialize a repo. Learn how to add, commit, and push your code to GitHub.

Electives: 1 Course Completed


Try R


Learn the R programming language for data analysis and visualization. This software programming language is great for statistical computing and graphics.

  • Using R

    A gentle introduction to R expressions, variables, and functions.

  • Vectors

    Grouping values into vectors, then doing arithmetic and graphs with them.

  • Matrices

    Creating and graphing two-dimensional data sets.

  • Summary Statistics

    Calculating and plotting some basic statistics: mean, median, and standard deviation.

  • Factors

    Creating and plotting categorized data.

  • Data Frames

    Organizing values into data frames, loading frames from files and merging them.

  • Real-World Data

    Testing for correlation between data sets, linear models, and extending R with additional libraries.

Electives: 4 Screencasts Watched