Modeling Uncertainty - DDD Today

This talk explores applying Domain-Driven Design to software systems in a distributed computing landscape. It considers reactive systems, microservices, latency, and modeling duplicate and ordered events.

Syllabus

Introduction
DDD Today: Modeling Uncertainty
Essence of DDD
Context Mapping
Powers of 10
Donald Knuth
What
1973 - 2003
Reactive/Actors
Welcome, Uncertainty!
Addiction
Perception
Cleverly hidden
Infra Fortress
De-duplicator
Resequencer
Stop everything.
Urgent Global Bug
Why Modeling
Cores Matter
Cloud Matters
Microservices Matter
Latency Matters
Cheap
SOLID vs Ma
Reactive Systems
Pat Helland
Activity
Where?
Explicit Model
Core Domain?
Events
Duplicate
Ordered Sequence
Closest
Multiple Choice First/Fastest
Process
Modeling Heuristics