Conscious Coupling for Anti-fragile Engineers

Presented at:
- Atlanta's Node.js Meetup (Atlanta, GA) on 4/21/2016
- Open Source North (Minneapolis, MN) on 6/9/2016
- Music City Code (Nashville, TN) on 8/20/2016
- Build Stuff Lithuania on 11/17/2016

Transcript

1. CONSCIOUS COUPLING FOR ANTIFRAGILITY NOV 2016
2. @laribee #consciouscoupling © 2016 Nerd/Noir, LLC. Hi. I’m Dave. Coaching & Workshops Product Thinking, Continuous Delivery, Test Driven Design, Managing Technical Debt 20+ Years in Dev, Former C#/Arch MVP, Former Coach @ VersionOne, ALT.NET Enfant Terrible, Playing, Full Stack Coach @laribee dave@nerdnoir.com
3. @laribee #consciouscoupling © 2016 Nerd/Noir, LLC. MOTIVES
5. @laribee #consciouscoupling © 2016 Nerd/Noir, LLC.
6. @laribee #consciouscoupling © 2016 Nerd/Noir, LLC. . .
7. @laribee #consciouscoupling © 2016 Nerd/Noir, LLC.
8. YOUR CUSTOMERS ARE F CKED * SURPRISE!
9. @laribee #consciouscoupling © 2016 Nerd/Noir, LLC. npm’s new unpublish policy
10. @laribee #consciouscoupling © 2016 Nerd/Noir, LLC. 0. CACHE INVALIDATION 1. NAMING 2. COUPLING 3. COHESION 4. COMPLEXITY
11. @laribee #consciouscoupling © 2016 Nerd/Noir, LLC. 0. CACHE INVALIDATION 1. NAMING 2. COUPLING 3. COHESION 4. COMPLEXITY
12. @laribee #consciouscoupling © 2016 Nerd/Noir, LLC. 0. CACHE INVALIDATION 2. COUPLING 1. NAMING 3. COHESION 4. COMPLEXITY
13. @laribee #consciouscoupling © 2016 Nerd/Noir, LLC. 2. COUPLING
14. MODULAR + SOCIAL
15. @laribee #consciouscoupling © 2016 Nerd/Noir, LLC. MODULAR
16. @laribee #consciouscoupling © 2016 Nerd/Noir, LLC. A COMPONENT… …provides some kind of value. …is explicit about its needs. …is a unit of reuse. …is a unit of replacement.
17. @laribee #consciouscoupling © 2016 Nerd/Noir, LLC. FAN-IN / FAN-OUT
18. @laribee #consciouscoupling © 2016 Nerd/Noir, LLC. &
19. @laribee #consciouscoupling © 2016 Nerd/Noir, LLC. CE = EFFERENT CA = AFFERENT
20. @laribee #consciouscoupling © 2016 Nerd/Noir, LLC. CE = EFFERENT (Fan-out, Outbound, Dependencies)
21. @laribee #consciouscoupling © 2016 Nerd/Noir, LLC. CA = AFFERENT (Fan-in, Consumers, Dependents)
22. @laribee #consciouscoupling © 2016 Nerd/Noir, LLC. INSTABILITY CE / (CE + CA)
23. @laribee #consciouscoupling © 2016 Nerd/Noir, LLC. CE / (CE + CA) X Y A B C D E F 6 / (6 + 1) = 0.86
24. @laribee #consciouscoupling © 2016 Nerd/Noir, LLC.
25. SOCIAL
26. @laribee #consciouscoupling © 2016 Nerd/Noir, LLC. lPSHBOJ[BUJPOT
    XIJDI
    EFTJHO
    TZTUFNT
    
    BSF
    DPOTUSBJOFE
    UP
    QSPEVDF
    EFTJHOT
    XIJDI
    BSF
    DPQJFT
    PG
    UIF
    DPNNVOJDBUJPO
    TUSVDUVSFT
    PG
    UIFTF
    PSHBOJ[BUJPOTz Melvin Conway
27. MONOLITHS & MUD BALLS & MOAR!
28. @laribee #consciouscoupling © 2016 Nerd/Noir, LLC. http://thedailywtf.com/articles/Enterprise-Dependency-Big-Ball-of-Yarn
29. @laribee #consciouscoupling © 2016 Nerd/Noir, LLC.
30. @laribee #consciouscoupling © 2016 Nerd/Noir, LLC.
31. @laribee #consciouscoupling © 2016 Nerd/Noir, LLC.
32. @laribee #consciouscoupling © 2016 Nerd/Noir, LLC.
33. PAINFUL EFFECTS
35. @laribee #consciouscoupling © 2016 Nerd/Noir, LLC.
36. @laribee #consciouscoupling © 2016 Nerd/Noir, LLC.
37. @laribee #consciouscoupling © 2016 Nerd/Noir, LLC. HAPPENS DEAL WITH IT
38. @laribee #consciouscoupling © 2016 Nerd/Noir, LLC.
39. @laribee #consciouscoupling © 2016 Nerd/Noir, LLC. ACT Rehabilitate Create Defend Reorganize Destroy LEARN Expose Envision Empathize SENSE Zeitgeist Smell Listen
40. @laribee #consciouscoupling © 2016 Nerd/Noir, LLC. ACT Rehabilitate Create Defend Reorganize LEARN Destroy SENSE Expose Envision Empathize Zeitgeist Smell Listen
41. Something stinky SMELL
42. @laribee #consciouscoupling © 2016 Nerd/Noir, LLC. http://www.qwan.eu/en/shop
43. Nickelback LISTEN
45. ZEITGEIST
46. @laribee #consciouscoupling © 2016 Nerd/Noir, LLC. Gestalt |ɡəˈSHtält,-ˈSHtôlt| noun 1. an organized whole that is perceived as more than the sum of its parts. https://en.wikipedia.org/wiki/Gestalt_psychology
47. @laribee #consciouscoupling © 2016 Nerd/Noir, LLC. Backpfeifengesicht noun 1. a face in need of a slap.
48. @laribee #consciouscoupling © 2016 Nerd/Noir, LLC. ACT Rehabilitate Create Defend Reorganize LEARN Destroy SENSE Expose Envision Empathize Zeitgeist Smell Listen
49. @laribee #consciouscoupling © 2016 Nerd/Noir, LLC. ENVISION
50. EVOLUTIONARY 
 DESIGN
51. @laribee #consciouscoupling © 2016 Nerd/Noir, LLC.
52. HEXAGONAL ARCHITECTURE
54. @laribee #consciouscoupling © 2016 Nerd/Noir, LLC. Application Service Mock / Stub Controller External API / Library Write an integrated test after Adapter Mock / Stub Domain Model Actual Application Service Controller
55. @laribee #consciouscoupling © 2016 Nerd/Noir, LLC.
56. @laribee #consciouscoupling © 2016 Nerd/Noir, LLC. EMPATHIZE
57. DELIVERY VS. QUALITY
58. INERTIA
59. FX / COMMUNITY
60. @laribee #consciouscoupling © 2016 Nerd/Noir, LLC. EXPOSE
62. @laribee #consciouscoupling © 2016 Nerd/Noir, LLC. ACT Rehabilitate Create Defend Reorganize LEARN Destroy SENSE Expose Envision Empathize Zeitgeist Smell Listen EXPERIM ENTAL DECISIVE
63. CREATE
64. @laribee #consciouscoupling © 2016 Nerd/Noir, LLC.
65. “I put my thing down, flip it and reverse it Ti esrever dna ti pilf nwod gniht ym tup I” Missy “Misdemeanor” Elliot
67. @laribee #consciouscoupling © 2016 Nerd/Noir, LLC. #lulz
68. DEFEND
69. @laribee #consciouscoupling © 2016 Nerd/Noir, LLC. “Just because you're paranoid doesn't mean they aren't after you.” Joseph Heller
70. @laribee #consciouscoupling © 2016 Nerd/Noir, LLC.
71. @laribee #consciouscoupling © 2016 Nerd/Noir, LLC. “Strange how paranoia can link up with reality now and then.” Philip K. Dick
72. @laribee #consciouscoupling © 201 Nerd/Noir, LLC.
73. @laribee #consciouscoupling © 2016 Nerd/Noir, LLC.
75. REHABILITATE
77. REORGANIZE
79. DESTROY
80. @laribee #consciouscoupling © 2016 Nerd/Noir, LLC.
81. @laribee #consciouscoupling © 2016 Nerd/Noir, LLC.
82. @laribee #consciouscoupling © 2016 Nerd/Noir, LLC. ACT Rehabilitate Create Defend Reorganize LEARN Destroy SENSE Expose Envision Empathize Zeitgeist Smell Listen
83. @laribee #consciouscoupling © 2016 Nerd/Noir, LLC. ACT Rehabilitate Create Defend Reorganize LEARN Destroy SENSE Expose Envision Empathize Zeitgeist Smell Listen
84. @laribee #consciouscoupling © 2016 Nerd/Noir, LLC. ACT Rehabilitate Create Defend Reorganize LEARN Destroy SENSE Expose Envision Empathize Zeitgeist Smell Listen
85. @laribee #consciouscoupling © 2016 Nerd/Noir, LLC. “The only best practices are learning, experimentation, and situational awareness.” Don Reinertsen
86. @laribee #consciouscoupling © 2016 Nerd/Noir, LLC. Thank you, Lithuania! @laribee | @nerdnoir
 dave@nerdnoir.com Download slides - nerdnoir.com/conscious-coupling