Clojure Fundamentals - Part 1

Description

In this course, you will :

• This course introduces Clojure from the ground up, with only a Java or C# programming background assumed.
• Clojure is a Java Virtual Machine functional programming language. 

Syllabus :

1. Overview and the REPL

• Clojure Objectives
• Why Another Lisp?
• Why ClojureScript?
• Clojure and ClojureScript
• Demo: Evaluation and the REPL
• Traditional Evaluation
• Clojure Evaluation
• Operation Forms
• Structure vs. Semantics
• Literals
• Data Structures
• Metadata
• Reader Macros
• Demo: REPL Utilities
• Leiningen Directory Structure
• Maven Directory Structure

 

2. Functions

• Functions
• Invoking Functions
• Naming Functions
• Demo: Defining and Naming Functions
• let
• Demo: let
• Multiple Arity
• Demo: Multiple Arity
• Variadic Functions
• apply
• Demo: Variadic Functions and apply
• Closures2mInvoking Java Code
• Chaining Access
• Java Methods vs. Functions
• Terse fn Reader Macro

 

3. Namespaces

• Why Namespaces?
• What's in a Namespace?
• Namespace-Qualified Vars
• Namespace-Qualified Keywords
• Namespaces in the REPL
• Namespace Operations
• require
• Demo: require
• use
• Demo: use
• Reloading Namespaces
• import
• Namespaces and Files
• ns Declaration
• ns :require
• ns :use
• ns :import
• ns Complete Example
• Demo: ns macro
• Private Vars
• the-ns
• Namespace Introspection

 

4. Collections

• Working With Data
• Immutability
• Persistent Data Structures
• Clojure Collections
• Lists
• Vectors
• Demo: Lists and Vectors
• Maps
• Nested Map Access
• Demo: Maps6mSets

 

5. Destructuring

• Destructuring
• Sequential Destructuring
• Sequential Destructuring with &
• Ignoring Destructured Values with 
• Demo: Sequential Destructuring
• Associative Destructuring
• Associative Destructuring with :keys
• Using :or for Default Values
• Named Arguments
• Demo: Associative Destructuring

 

6. Sequences

• Sequences
• Sequence API
• Demo: Sequence API
• Sequences Over Structures
• Sequences Over Functions
• Sequences in the REPL
• Sequence Library
• Creating a Sequence
• Seq In, Seq Out
• Using a Seq
• Demo: Working with Sequences
• Adopting the Sequence Mindset

 

7. Flow Control

• Statements vs. Expressions
• Flow Control Expressions
• Truthiness
• if1mif/do1mif-let
• Demo: if-let
• cond
• condp
• case
• Demo: cond/condp/case
• Recursion and Iteration
• doseq
• dotimes
• while
• for
• loop
• defn/recur
• recur for Recursion
• Demo: recur
• Exception Handling
• Throwing Exceptions
• with-open

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