Topics

• Getting started with Ruby on Rails
• Math Module
• Promises
• Generators
• Routing
• Dictionary
• Virtual environments
• Anchor Characters: Dollar ($)
• User Authentication in Rails
• HTTP Status Codes
• Security and Cryptography
• Caching
• HTTP requests
• HTTP responses
• HTTP for APIs
• Cross Origin and Access Control
• Operators

Examples

• Promise chaining
• Create a new Rails app with your choice of database and including the RSpec Testing Tool
• Installing packages in a virtual environment
• Coroutines
• Match a letter at the end of a line or string
• 500 Internal Server Error
• 404 Not Found
• Denying access to protected files
• Calculating a Message Digest
• Available Hashing Algorithms
• Secure Password Hashing
• Russian Doll Caching
• SQL Caching
• Fragment caching
• Page caching
• HTTP caching
• Basic request format
• Request header fields
• Message bodies
• Basic response format
• Additional Headers
• Message Bodies
• Responding to a conditional request for cached content
• Create a resource
• Edit a resource
• Delete a resource
• List resources
• Client: sending a cross-origin resource sharing (CORS) request
• Server: responding to a CORS request
• Permitting user credentials or session
• Preflighting requests
• Server: responding to preflight requests
• Safe Navigation Operator