- 8 Courses Completed
- 34 Levels Completed
- 0 Screencasts Watched
- 91,850 Total Points
Git: 1 Course Completed
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 the basics of Git, including how to initialize a repo. Learn how to add, commit, and push your code to GitHub.
Ruby: 4 Courses Completed
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.
Learn the core bits every Ruby programmer should know. This Ruby tutorial builds upon the basics to keep enhancing your Ruby knowledge.
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
Encapsulation, instance & private methods, inheritance, and refactoring
Helpers that are built on top of the Ruby Language (arrays, dates, hashes, numbers, and strings
Namespacing methods, Mixins vs. class inheritance, method hooks, ActiveSupport::Concern
Iterating and yielding, passing arguments, returning variables, Enumerable, and refactoring
Learn the more advanced bits every Ruby programmer should know. This advanced Ruby tutorial will help you take your Ruby knowledge to the next level.
Blocks, Procs & Lambdas
An advanced look at code blocks and how to use procs and lambdas to encapsulate blocks of code
Dynamic Classes & Methods
Techniques for defining, finding, and calling methods dynamically at runtime
A look at how Ruby uses the value of self and how to change self as your program executes
Using method_missing to capture, delegate, and respond to methods that don't exist
DSL Part 1
A brief intro to writing Domain Specific Languages in Ruby
DSL Part 2
More advanced tips and techniques for writing DSLs
The Labyrinth of Loops
Understand and build loops for repeated code with 'while' and 'for' syntax.
Use conditions to execute different branches of code with if-else blocks.
The Desert of Declarations
Understand functions and building custom functionality.
The Array Archipelago
Learn to build and manipulate the array data structure.
The Cliffs of Value
Learn to manipulate values on the console.
Review how to store and use data with variables.
Create JS files and source them within HTML code.
Electives: 1 Course Completed
Learn the R programming language for data analysis and visualization. This software programming language is great for statistical computing and graphics.
A gentle introduction to R expressions, variables, and functions.
Grouping values into vectors, then doing arithmetic and graphs with them.
Creating and graphing two-dimensional data sets.
Calculating and plotting some basic statistics: mean, median, and standard deviation.
Creating and plotting categorized data.
Organizing values into data frames, loading frames from files and merging them.
Testing for correlation between data sets, linear models, and extending R with additional libraries.