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Introduc)on	
  to	
  Func)onal	
  
Programming	
  
Why	
  &	
  How	
  
Agenda	
  
•  Mo)va)on	
  for	
  FP	
  
•  Demo…	
  
Vanity	
  Slide	
  
•  Freelance	
  SAP	
  backend	
  developer	
  
– Core:	
  ABAP,	
  Process	
  Integra)on,	
  Workflow	...
Why?	
  Fun!	
  
Why?	
  Improve!	
  
•  Blub	
  Paradox	
  
– Bea)ng	
  the	
  Averages,	
  by	
  Paul	
  Graham	
  
•  Compare	
  with	
 ...
Moore’s	
  Law	
  
But,	
  ‘our’	
  free	
  lunch	
  is	
  over…	
  
source:	
  Herb	
  SuUer	
  
	
  
Mul)-­‐core	
  processors	
  
What	
  makes	
  concurrency	
  hard…	
  
	
  
Shared	
  mutable	
  state	
  is	
  the	
  root	
  
of	
  all	
  evil	
  
Consequence	
  
DEMO	
  
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Functional programming intro/motivation

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Mainly motivation of fp for SAP-developers. The how was done in a demo... Presented at SAPTechEd Barcelona.

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Functional programming intro/motivation

  1. 1. Introduc)on  to  Func)onal   Programming   Why  &  How  
  2. 2. Agenda   •  Mo)va)on  for  FP   •  Demo…  
  3. 3. Vanity  Slide   •  Freelance  SAP  backend  developer   – Core:  ABAP,  Process  Integra)on,  Workflow   – Interested  in  (SAP):  HANA,  NetWeaver  Gateway,   Business  Rules,  SAPHCP,  …   – Ac)ve  community  member  &  SAP  Mentor   – Interested  in  (func)onal)  programming,   mathema)cs,  mind  games,  Machine  Learning,  …  
  4. 4. Why?  Fun!  
  5. 5. Why?  Improve!   •  Blub  Paradox   – Bea)ng  the  Averages,  by  Paul  Graham   •  Compare  with  Flatland   •  ABAP  is  a  Blub!  
  6. 6. Moore’s  Law  
  7. 7. But,  ‘our’  free  lunch  is  over…   source:  Herb  SuUer    
  8. 8. Mul)-­‐core  processors  
  9. 9. What  makes  concurrency  hard…     Shared  mutable  state  is  the  root   of  all  evil  
  10. 10. Consequence  
  11. 11. DEMO  

Mainly motivation of fp for SAP-developers. The how was done in a demo... Presented at SAPTechEd Barcelona.

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