Upgrade to Pro — share decks privately, control downloads, hide ads and more …

Technical Debt: Why it's crippling you and what to do

Technical Debt: Why it's crippling you and what to do

These are the slides for my #dpcon15 Unconference talk about technical debt.

This slidedeck is licensed under CC-BY-SA 3.0.

Image credits:
"Paperwork": Camilo Rueda López (flickr) - CC-BY-SA 2.0
"Budget": TaxCredits.net (flickr) - CC-BY 2.0
"Snowball": ff137 (flickr) - CC-BY 2.0
"Cleaning Supplies": Chiot's Run (flickr) - CC-BY-NC 2.0
"Scout Jamboree Memorial Sculpture": Gnangarra (Wikipedia) - CC-BY 2.5
"Be Bold": Wapcaplet, Oile11 (Wikipedia) - CC-BY-SA 3.0
"Scattered puzzle pieces": Horia Varlan (flickr) - CC-BY 2.0
"Assembly knolling": Brian Boucheron (flickr) - CC-BY 2.0
"Value": GotCredit.com (flickr) - CC-BY 2.0
"Good Debt": GotCredit.com (flickr) - CC-BY 2.0
"Rainbow of Credit": frankieleon (flickr) - CC-BY 2.0


Tobias Gies

June 26, 2015

More Decks by Tobias Gies

Other Decks in Programming


  1. TECHNICAL DEBT Why it's crippling you and what to do

  2. Technical Debt is aptly named

  3. Excursion:

  4. None
  5. Small things can cause a snowball effect

  6. Result:

  7. New code must be clean „Any fool can write code

    that a computer can understand. Good programmers write code that humans can understand.“ – Martin Fowler
  8. Old code must be improved "Always leave the campground cleaner

    than you found it." – Boy Scout rule
  9. None
  10. Break apart large functions

  11. Separate concerns

  12. Value Objects

  13. More improvements • Object Calisthenics • Fowler: Refactoring

  14. Does it exist?

  15. „Ehh, I'll just hack this“

  16. None
  17. Thanks! Tobias Gies tobias@tobiasgies.de @tobiasgies