Delegate all the things!

Closures

Closures in programming allow methods to access variables outside their own scope, making them powerful tools for dynamic functionality. Alan Underwood explains that closures are integral to the functionality of LINQ in C#, enabling lambda expressions to interact with variables defined elsewhere in a function 1. Joe Zack adds that closures are essential for asynchronous programming, particularly through callbacks that execute specific methods after completing a task 1.

Closures allow you to reach out to the parent scope to draw things back in that get executed in the context of that method call.

--- Joe Zack

These capabilities make closures a key component in creating expressive and dynamic code in a static world 2.

   

Event Architecture

Event-driven architecture offers a flexible approach to software design, allowing for decoupled and scalable systems. Alan Underwood describes how events can be used to trigger actions like sending emails or processing orders, without relying on a strict sequence of operations 3. This architecture supports the separation of concerns, as seen in the use of repositories and units of work to manage data operations efficiently 4.

You're talking about a system that basically deals with events and you're thinking of it from an architectural rather than kind of a programmatic view.

--- Joe Zack

By abstracting processes into events, developers can create systems that are both robust and adaptable to change 3.