Introduction & Core Concepts

66 lessons in Ruby

• Getting Absolute Value with absCode Quiz
• What Ruby IsQuiz
• Type Conversion MethodsQuiz
• Method Call SyntaxQuiz
• Naming ConventionsQuiz
• Truthiness RulesQuiz
• The Meaning of nilQuiz
• Symbols vs StringsQuiz
• Numeric ArithmeticQuiz
• String InterpolationQuiz
• String LiteralsQuiz
• Basic Data TypesQuiz
• Variables and Dynamic TypingQuiz
• Everything Is an ObjectQuiz
• Ruby CommentsQuiz
• Printing OutputQuiz
• Running Ruby CodeQuiz
• Ruby's Design PhilosophyQuiz
• Getting User InputQuiz
• Variable Scope PrefixesQuiz
• Ruby Expressions & Implicit ReturnSlides / Video
• Getting User Input with getsSlides / Video
• Basic Arithmetic and Operators in RubySlides / Video
• Ruby String Basics and InterpolationSlides / Video
• Ruby Naming Conventions & Case SensitivitySlides / Video
• Everything Is an Object in RubySlides / Video
• Basic Data Types in RubySlides / Video
• Variables and Assignment in RubySlides / Video
• Symbol vs String Hash KeyCode Quiz
• Reading Input with getsCode Quiz
• Printing Output with putsCode Quiz
• Commenting Code CorrectlyCode Quiz
• Assigning a VariableCode Quiz
• Integer vs Float DivisionCode Quiz
• Concatenating a String and NumberCode Quiz
• Truthiness of ZeroCode Quiz
• Comparison vs AssignmentCode Quiz
• AND vs OR in a Range CheckCode Quiz
• The elsif KeywordCode Quiz
• Converting a Decimal StringCode Quiz
• Defining a ConstantCode Quiz
• Comments in RubySlides / Video
• Your First Ruby Output: puts, print, pSlides / Video
• Running Ruby: Files vs IRBSlides / Video
• Dynamically and Strongly TypedFlashcard
• Ruby's Design PhilosophyFlashcard
• Ruby Is InterpretedFlashcard
• Reading User InputFlashcard
• Symbols vs StringsFlashcard
• Printing OutputFlashcard
• Everything Is an ObjectFlashcard
• What Ruby Is and Its OriginsFlashcard
• Ruby Conventions and StyleFlashcard
• Everything Is an ExpressionFlashcard
• String BasicsFlashcard
• Core Built-in Data TypesFlashcard
• Comments in RubyFlashcard
• Variables and AssignmentFlashcard
• Variable Naming and Scope PrefixesFlashcard
• The nil ValueFlashcard
• Truthiness in RubyFlashcard
• Arithmetic and OperatorsFlashcard
• Running Ruby CodeFlashcard
• Installing Ruby and Checking the VersionSlides / Video
• Ruby: Interpreted & Dynamically TypedSlides / Video
• What Ruby Is: History & PhilosophySlides / Video