Overview
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Design
Architecture vs Design
Design Challenges
Design Goals
Concepts
Standards Based Design
Data Standards
Design Patterns
Clinical Serialization Standards
Security Standards
Serialization Standards
Terminology Standards
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Stereographic Projection
Event-Driven Design
Cultural-Dependent Design
Service Interface Design
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Distributed Transaction Design
Testability Design
Code Generation Design
Science of Great User Experiences
Visual Design
Glossary

Exactly Once

This MDP pattern provides Guaranteed Delivery, but it also prevents sending (or receiving) duplicates. It is very hard to implement. Perhaps it’s better to find a way to make the system Idempotent and use At Least Once instead.

Dead Letter Queue
MDP
Point-to-Point
Publish-Subscribe

Exactly Once

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