A short introduction to Pair Programming

How to write better code without killing each other

Transcript

1. PAIR PROGRAMMING
   OR HOW TO WRITE BETTER CODE TOGETHER WITHOUT
   KILLING EACH OTHER
   

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2. WAT?
   2 PROGRAMMERS ON 1 WORKSTATION
   

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3. DRIVER
   !
   CODING
   NAVIGATOR
   !
   READ
   CHECK
   SANITY TEST
   DIRECTION
   WAT?
   

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4. SWAP ROLES
   WAT?
   

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5. CODE QUALITY
   !
   BETTER THOUGHT CODE
   LESS SLOPPY
   LESS TRIVIAL ERRORS
   BENEFITS
   

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6. BENEFITS
   MORE KNOWLEDGE
   !
   ON THE PROJECT
   NEW TRICKS
   SKILLS TRANSFERT
   

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7. BENEFITS
   PROJECT
   !
   REDUNDANCY
   RESILIENCE
   

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8. BEST CASE SCENARIO
   !
   OVERHEAD INCREASE
   15%
   COSTS
   

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9. PAIR PROGRAMMING + TDD
   !
   10 DEV_1 WRITES A FAILING TEST
   20 DEV_2 WRITES THE CODE TO MAKE THE TEST PASS
   30 DEV_2 WRITES THE NEXT FAILING TEST
   40 SWAP(DEV_1, DEV_2)
   50 GOTO 10
   PING PONG VARIANT
   

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10. AND NOW?
    

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11. FIDOR TECS
    PROJECT
    DATE CLIENT
    TBD
    OUR PLAN
    2 HOURS / DAY ; 1 PAIR / WEEK ; 1 TASK / PAIR
    

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