Joshua Warchol

  • 27 Courses Completed
  • 24 Screencasts Watched
  • 306,000 Total Points

Path Status

Ruby: 8 Courses Completed

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Rails for Zombies

Discontinued

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Rails Best Practices

Learn Rails best practices with the most useful Rails patterns and techniques. If you're a Rails developer, consider this your new Rails programming playbook.

  • 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

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Rails for Zombies 2

Getting Started With Ruby on Rails

Learn more Rails with this sequel to the infamous Rails for Zombies course. Increase your Ruby on Rails knowledge with even more zombie learning.

  • From the Ground Up

    Installing Rails, creating a Rails app, database migrations, the command line, Ruby 1.9 hash syntax, Bundler, database configuration

  • Models Still Taste Like Chicken

    Named scopes, callbacks, has_one, relationship options, using Includes, has_many :through

  • Rest In Pieces

    Revisiting URL helpers, forms & input helpers, understanding REST, nested resources, view partials, other view helpers

  • Asset Packaging and Mailing

    Sending attachments in mail, asset tags, using the Asset Pipeline, CoffeeScript, creating and sending mail, SCSS, using the JavaScript manifest

  • Rendering Extremities

    Custom RESTful routes, creating AJAX links, rendering custom JSON, AJAXified forms, controller rendering options, sending server JavaScript, using JSON data

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Try Ruby

Getting Started With Ruby on Rails

Learn the basic building blocks of Ruby, all in the browser.

  • All For One, One For All

    Get an introduction to numbers, Strings, properties, and methods.

  • There Are Always Two

    Learn about conversions, arrays, variables, and more methods.

  • Third Time's The Charm

    Review printing, brackets, and String manipulation.

  • Fourth and Short

    Take a shot at method chaining, hashes, keys, and values.

  • The Highest of Fives

    Study up on blocks, directories, and method arguments.

  • Sixth Sense

    Start building methods, libraries, popups, and HTML with Ruby.

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Rails Testing for Zombies

Rails Testing

Learn Rails testing for your applications with these testing fundamentals. Brush up on testing best practices with Rails Testing for Zombies.

  • Test Unit

    Testing philosophies, overview of Test Unit, TDD (Test Driven Development), and using assertions

  • Model Testing

    Preparing the database, running tests, using fixtures, and testing relationships

  • Cleaning it up

    Writing custom assertions, using Test Helper, and introducing Shoulda

  • Mocks and Stubs

    Understanding and using mocks and stubs with Mocha

  • Integration Tests

    Rails integration commands, integration testing with Capybara, and writing and using helper methods

  • Using Factories

    Creating factories, adding associations between factories, and implementing factories in your tests

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Testing with RSpec

Rails Testing

Learn to use this trusted testing framework for Ruby applications. Brush up on testing best practices with our Testing with RSpec course.

  • Introduction

    An overview of RSpecs basic syntax and installation.

  • Configuration & Matchers

    Setting up RSpec in a Ruby or Rails project and digging into some RSpec Matchers.

  • DRY Specs

    See how to organize your specs better making readability much easier.

  • Hooks & Tags

    Before hooks, shared examples and RSpecs use of metadata.

  • Mocks & Stubs

    A tour through how RSpec uses mocks and stubs.

  • Custom Matchers

    Walkthough the creation of a custom matcher from scratch.

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Rails for Zombies Redux

Getting Started With Ruby on Rails

Learn Ruby on Rails, an open-source framework for the Ruby programming language. Rails for Zombies will teach you all the Rails basics with a zombie flair.

  • Deep in the Crud

    How we work with a database in Rails by using Create, Read, Update, and Destroy (CRUD).

  • Models Taste Like Chicken

    We'll learn about ActiveRecord models, validations, and relationships.

  • The Views Ain't Always Pretty

    Get experience linking between views, using conditionals, and how to lookup documentation on common view helpers.

  • Controllers Must Be Eaten

    Sitting between our Models and Views are the Controllers, which use instance variables to keep our code organized.

  • Routing Into Darkness

    Learn how to direct requests to your app to the correct controller actions.

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Ruby Bits

Ruby Language

Learn the core bits every Ruby programmer should know. This Ruby tutorial builds upon the basics to keep enhancing your Ruby knowledge.

  • Expressions

    An overview of best practices for writing expressions in Ruby

  • Methods and Classes

    passing optional arguments, raising exceptions, using begin/rescue/end, attr_accessor vs. attr_reader

  • Classes

    Encapsulation, instance & private methods, inheritance, and refactoring

  • ActiveSupport

    Helpers that are built on top of the Ruby Language (arrays, dates, hashes, numbers, and strings

  • Modules

    Namespacing methods, Mixins vs. class inheritance, method hooks, ActiveSupport::Concern

  • Blocks

    Iterating and yielding, passing arguments, returning variables, Enumerable, and refactoring

Ruby: 9 Screencasts Watched

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Intro to JRuby

JRuby on Rails

Creating Ruby Gems

happymapper

Padrino

Rails Anatomy

Sidekiq

Soup to Bits: Rails for Zombies

Soup to Bits: Exploring Rails 4.2

JavaScript: 11 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.

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    Fasten your Seatbelts

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

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jQuery Air: Captain's Log

Learn jQuery best practices & useful techniques of jQuery's efficient JavaScript library. Let jQuery Air: Captain's Log help you make the most of your code.

  • Events

    HTML & Text value, HTML5 data attributes, click events, binding & unbinding events, using multiple click handlers, live vs. delegate

  • Ajax

    $.ajax, error handling & callbacks, aborting AJAX & timeouts, receiving and parsing JSON, using JSONP, sending form data

  • Effects

    Chaining effects & adjusting speed, animating with CSS, effect easing, using a queue, adding a delay, stopping an effect

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    Organization

    Each & Map utility functions, creating your own utility functions, creating plugins, encapsulating your code, custom events, jQuery templates

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CoffeeScript

CoffeeScript

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

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Anatomy of Backbone.js

Client-side Frameworks

Learn Backbone.js and start building sophisticated and structured web apps. Try out Backbone’s JavaScript library with a RESTful JSON interface.

  • Introduction

    Learn the very basic of Models and Views.

  • Models

    More on Models, such as syncing to/from the server.

  • Views

    View events, templates, and customization.

  • Models & Views

    More on how Models and Views work together with event binding.

  • Collections

    Working with a set of models with Backbone Collections.

  • Collection Views

    Displaying a Collection with a Collection View.

  • Router & History

    Supporting pushState history and multiple URLs.

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Real-time Web with Node.js

Server-side Frameworks

Learn Node.js and start building lightweight, real-time applications. Our interactive course will teach you the fast and scalable perks of Node.js. This course has been updated to teach Node ~0.10.x and Express ~4.9.

  • Intro to Node.js

    An overview of Node.js, blocking vs. non-blocking code, reading files, issuing requests

  • Events

    Event emitters, event requests, event listening

  • Streams

    Reading, writing, piping, solving backpressure

  • Modules

    Exporting, npm installing, dependencies, and semantic versioning

  • Express

    Routes, rendering, layouts, url building, express servers

  • Socket.io

    Listening for, broadcasting, and answering questions, saving client data

  • Persisting Data

    Redis, working with lists, persisting, emitting, and limiting questions

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Try jQuery

jQuery

Learn the basic building blocks of jQuery 2.0 and enjoy new video tutorials for beginners with related programming challenges.

  • Introduction to jQuery

    A gentle introduction to what jQuery is, and what it can do.

  • Traversing the DOM

    Search & walk through the DOM with selectors and traversing.

  • Working with the DOM

    Add & remove from the DOM, more traversing, and user events.

  • Listening to DOM Events

    Listen for events, handle them, and change the default event behavior of web browsers.

  • Styling

    Before landing, tame CSS with jQuery and animate elements on the page.

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jQuery: The Return Flight

jQuery

Learn Ajax and add more interactivity to your projects. Discover how to organize your code using jQuery Plugins and Promises.

  • Ajax Basics

    Learn what Ajax is and how it can be used.

  • JavaScript and jQuery

    Organize your jQuery and JavaScript.

  • Ajax With Forms

    Learn about how to send data to the server and work with JSON.

  • Utility Methods

    Learn about some handy utility methods including $.each and $.map while working with complicated JSON data.

  • jQuery Plugins

    Create your own reusable jQuery plugin.

  • Promises

    Use promises to make your Ajax calls reusable and organized.

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JavaScript Road Trip Part 1

JavaScript Language

An introduction to the very basics of the JavaScript language. Build a foundation of JavaScript syntax and learn how to use values, variables, and files.

  • The Cliffs of Value

    Learn to manipulate values on the console.

  • Variable Valley

    Review how to store and use data with variables.

  • Files Falls

    Create JS files and source them within HTML code.

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JavaScript Road Trip Part 2

JavaScript Language

A continued introduction to the very basics of the JavaScript language. Learn common programming mechanisms like loops, conditionals, functions, and arrays.

  • The Labyrinth of Loops

    Understand and build loops for repeated code with 'while' and 'for' syntax.

  • Conditional Canyon

    Use conditions to execute different branches of code with if-else blocks.

  • Built-In's Bluff

    Learn to use the basic JavaScript dialog box functions 'prompt', 'alert', and 'confirm'.

  • The Desert of Declarations

    Understand functions and building custom functionality.

  • The Array Archipelago

    Learn to build and manipulate the array data structure.

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Shaping up with Angular.js

Client-side Frameworks

Learn to use Angular.js by adding behavior to your HTML and speeding up your application's responsiveness. Get ready to dive into all the angles of Angular.js!

  • 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.

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Warming Up With Ember.js

Client-side Frameworks

Learn to demystify the Ember.js JavaScript framework by breaking it down. See how to build an application from scratch using Ember.js and Twitter Bootstrap.

  • Warming Up

    Learn how to create an Ember application, set up your first Handlebars template, and meet the Ember Router.

  • Rendering the Flame

    Expand on Handlebars with Helpers and learn how Ember Controllers can provide data for your templates.

  • A Route Through the Woods

    Start using resource routes, dynamic segments in your URLs and finish off with nested routes.

  • Acorn Models and Pinecone Data

    We'll show how to use Ember Data to create related models using the Fixture Adapter and the REST Adapter.

  • Controlling Our Growth

    Dig deeper into ArrayControllers, computed properties and the advantages of nesting your controllers.

  • The Template Forest

    Use Ember Components, partials and the Embers Render method to keep your Templates organized.

  • Acting on Instinct

    Put the pieces together then learn how to react to user events.

JavaScript: 1 Screencast Watched

Most Useful jQuery Libraries

HTML/CSS: 5 Courses Completed

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Functional HTML5 & CSS3

Learn to build functional sites with HTML5 & CSS3. Watch design video tutorials and take programming challenges with our Functional HTML5 & CSS3 course.

  • 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

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    Footer & Forms

    Learn about new form elements and build a functional footer

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CSS Cross-Country

Intermediate CSS

Learn the fundamentals & foundational elements of CSS with CSS Cross-Country. Review all the web-styling necessities 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

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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

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Assembling Sass

CSS Preprocessors

Learn Sass and start improving your front-end CSS workflow. Try Sass on large-scale applications for efficient, time-saving styling.

  • Foundation

    An introduction to Sass, imports, comments, and nesting.

  • Variable

    Creation and use of recallable information.

  • Mixin

    Writing reusable styles mixed with optional arguments.

  • Extend

    Easily manage CSS class reuse and inheritance in the stylesheet, rather than HTML.

  • Directive

    A primer on the programmatic tools in Sass, including functions and each loops.

  • Math + Color

    Perform arithmetic and color alterations directly to stylesheet values.

  • Responsive

    Simplify and optimize your responsive design workflow via Sass.

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Blasting Off with Bootstrap

CSS Frameworks

Learn how to use the Bootstrap framework's pre-built styles and functionality to easily add polish and useful behavior to your website.

  • Lift Off

    Get your website off the ground by adding the Bootstrap library and getting familiar with the container class.

  • Designing in Grids

    Use the grid design pattern to add structure and style to your application.

  • Typography

    Use Bootstrap’s custom classes and Glyphicon icons to make your site easier on the eyes.

  • Enough CSS to be Dangerous

    Make your site stand out from the rest by adding a custom navigation and a splash of colorful buttons.

  • JavaScript Components

    Use Bootstrap’s Collapse and Dropdown plugins to add needed behavior to your website.

HTML/CSS: 1 Screencast Watched

CSS3Buttons Gem

Git: 2 Courses Completed

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Try Git

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.

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    Discover Git

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

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Git Real

Git

Learn more advanced Git by practicing the concepts of Git version control. Increase your Git knowledge by learning more advanced systems within Git.

  • Introduction

    Learn the basics of Git

  • Staging & Remotes

    Add and remove changed files, and work with remote repositories

  • Cloning & Branching

    Clone repositories and learn how to work with multiple branches

  • Collaboration Basics

    Work simultaneously with multiple users

  • Branching

    Work with remote branches and reference commits

  • Rebase belong to us

    Optimize merging and fix merge conflicts

  • History and Configuration

    Learn how to configure and view commit logs

Electives: 1 Course Completed

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Try R

Electives

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.

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    What's Next

Electives: 12 Screencasts Watched

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Skitch & Jing

Secrets of Keynote - Part 1

Shell Productivity - Part 1

Shell Productivity - Part 2

Remote Pairing with tmux

Agile Best Practices

Nginx Basics

Vim and tmux

Cloud Architecture

GopherCasts: Getting Started with Go

GopherCasts: Go Language Basics

Basecamp: Search