"Coupling is the path to the dark side
@JulienTopcu
Coupling leads to fragility
Fragility leads to legacy
Legacy leads to suffering
— Yoda
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Rebels Rescue
@JulienTopcu
Rebels Rescue
6 x
3 x
0 x
SWAPI
Rebels Rescue
6 x
3 x
@JulienTopcu
0 x
SWAPI
@JulienTopcu
Rebels Rescue
6 x
0 x
SWAPI
@JulienTopcu
Rebels Rescue
@JulienTopcu
Rebels Rescue
@JulienTopcu
@JulienTopcu
@JulienTopcu
@JulienTopcu
@JulienTopcu
@JulienTopcu
@JulienTopcu
Coupling → Fragility
@JulienTopcu
Complexity
Essential
Mandatory
Accidental
Business Logic
Technical aspects that we cannot do without
Useless and Costly
@JulienTopcu
Complexity_{essential} + Complexity_{mandatory}
= (Complexity_{accidental})^{2}
Coupling Equation
Hexagonal Architecture
a pattern for managing software complexity and technical debt
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@JulienTopcu
@JulienTopcu
@JulienTopcu
@JulienTopcu
{
{
Infrastructure
Essential Complexity
Mandatory
Complexity
Mandatory
Complexity
Mandatory
Complexity
+
=
Essential Complexity
Accidental
Complexity
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@JulienTopcu
Ports & Adapters
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@JulienTopcu
@JulienTopcu
Avoid conflicts
Let the Wookie merge
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@JulienTopcu
@JulienTopcu
@JulienTopcu
@JulienTopcu
@JulienTopcu
@JulienTopcu
Say estimation once again...
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@JulienTopcu
@JulienTopcu
@JulienTopcu
Julien Topçu
Tech Coach
beyondxscratch.com
