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Working with Legacy Teams Jens T-Systems on site services GmbH.

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Presentation on theme: "Working with Legacy Teams Jens T-Systems on site services GmbH."— Presentation transcript:

1 Working with Legacy Teams Jens T-Systems on site services GmbH

2 Come along

3 Brownfield Projekt

4 WTF?

5 Aufmunitionieren

6 Checkstyle + Jenkins

7 I See Dead Code!

8 Magic Numbers firstName = rs.getString(1)

9 Magic Numbers firstName = rs.getString(1) lastName = rs.getString(2)

10 Magic Numbers firstName = rs.getString(1) lastName = rs.getString(2) age = rs.getInt(2+1)

11 Magic Numbers firstName = rs.getString(1) lastName = rs.getString(2) age = rs.getInt(2+1) city = rs.getString(2+2)

12 Magic Numbers firstName = rs.getString(1) lastName = rs.getString(2) age = rs.getInt(2+1) city = rs.getString(2+2) zip = rs.getString(2+2+1)

13 Change The World!

14 Den Mund zu Voll Genommen

15 Wie konnte das passieren?

16 Conways Law "organizations which design systems... are constrained to produce designs which are copies of the communication structures of these organizations"

17 Schauders Corollary "If your team is a mess, so will be your code."

18 Jim McCarthy You cant have great software without a great team, and most software teams behave like dysfunctional families.

19 Legacy Teams

20 BJ Foggs Behaviour Model

21 SCARF

22

23 Metriken Reloaded

24 Metriken sind Leitplanken

25 Change the World Reloaded

26 Broken Window Theorie

27 Mikado Methode

28 Quarantäne

29 If it hurts, do it more often

30 Vorsicht Cargo Kult

31 Teammitgliedversteher

32 Teambuilding

33 References RFUS.pdfhttp://www.davidrock.net/files/NLJ_SCA RFUS.pdf

34 Images Monty Pythons French Waiter WTF per minute Matrix der Film Sixths Sense Engraving from Mechanics Magazine (cover of bound Volume II, Knight & Lacey, London, 1824). Courtesy of the Annenberg Rare Book & Manuscript Library, University of Pennsylvania, Philadelphia, USA. Colorful Floral Abstract

35 More Images Preacher Until: The End Of The World Matrix Reloaded Schutzplanke ng ng Long Walk m/ m/ window with a view of ruined buildings Mikado

36 Even More Images Fantastic Four Ouch Coned ice cream Dentist Malton Department of Defense/Quarantine Poster fense/Quarantine_Poster fense/Quarantine_Poster The Fantastic Four; Marvel Comics

37 Working with Legacy Teams Jens T-Systems on site services GmbH


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