Topics

• Arrays
• Hashes
• Redirection
• Blocks and Procs and Lambdas
• Symbols
• Singleton Class
• Queue
• Metaprogramming
• Dynamic Evaluation
• Message Passing

Examples

• Create Array with Array::new
• Redirecting standard output
• Redirecting STDIN
• Redirecting both STDOUT and STDERR
• Redirecting STDERR
• Append vs Truncate
• Creating a Symbol
• Objects as block arguments to methods
• Introduction
• Accessing Singleton Class
• Accessing Instance/Class Variables in Singleton Classes
• Multiple Workers One Sink
• One Source Multiple Workers
• One Source - Pipeline of Work - One Sink
• Pushing Data into a Queue - #push
• Pulling Data from a Queue - #pop
• Synchronization - After a Point in Time
• Converting a Queue into an Array
• Merging Two Queues
• Inheritance of Singleton Class
• Message Propagation with Singleton Class
• Reopening (monkey patching) Singleton Classes
• Evaluating a String
• Evaluating Inside a Binding
• Introduction
• Message Passing Through Inheritance Chain
• Message Passing Through Module Composition
• Interrupting Messages