Dogmatismo e Desenvolvimento de Software @ Rubyconf BR 2014

Transcript

1. Dogmatismo e Desenvolvimento de Software
   George Guimarães
   

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2. Histórias que o Akita não quer que você saiba
   

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3. EQPUWNVKPIaCPFaUQHVYCTGaGPIKPGGTKPI
   

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5. Estamos contratando!

   http://plataformatec.com.br/careers
   

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6. Ruby desde 2007.
   

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7. 230 repos ruby/rails.
   20 empresas.
   

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8. Dogmas.
   

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9. "a principle or set of principles laid down by an authority as incontrovertibly true"
   

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14. escala Dreyfus de aquisição de conhecimento
    

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15. Novice
    !
    "rigid adherence to taught rules or plans"
    no exercise of "discretionary judgment"
    escala Dreyfus de aquisição de conhecimento
    

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16. Novice
    !
    "rigid adherence to taught rules or plans"
    no exercise of "discretionary judgment"
    escala Dreyfus de aquisição de conhecimento
    Expert
    !
    transcends reliance on rules, guidelines, and maxims
    "intuitive grasp of situations based on deep, tacit
    understanding"
    has "vision of what is possible"
    

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17. dogmas/regras ajudam a ganhar conhecimento e
    experiência
    

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18. problema é desapegar dessas regras
    best practices can become dogmas
    

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19. TDD
    

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20. Pair Programming
    

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21. microserviços
    

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22. integração
    contínua
    

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23. Eu também tenho dogmas
    Sinatra
    

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24. Como detectar dogmas?
    “Sempre foi assim aqui”
    “Sempre funcionou assim”
    “Fulano falou sobre isso"
    

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25. “Não tenha ídolos, tenha referências"
    by Fábio Makoto Akita
    

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35. psicologia social
    

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36. Antes da discussão Depois da discussão
    Neutro
    A Favor
    Contra
    Grupo A
    Grupo B
    Discussões em times tendem à exacerbar a
    opinião dos membros do grupo.
    Group Polarization
    

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37. ciências políticas
    educação
    administração
    teoria organizacional
    

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38. Groupthink
    Irvin Janes
    

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39. tends to override realistic appraisal of alternative
    courses of action
    

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40. term refers to a deterioration in mental efficiency,
    reality testing and moral judgments as a result of
    group pressures
    

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41. pode levar a decisões precipitadas e irracionais
    

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42. Sintomas
    

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43. Illusions of invulnerability
    Overestimations of the group:
    Unquestioned belief in the morality of the group
    

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44. Illusions of invulnerability
    Unquestioned belief in the morality of the group
    Rationalizing warnings
    Closed-mindedness:
    Stereotyping those who are opposed
    

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45. Illusions of invulnerability
    Unquestioned belief in the morality of the group
    Rationalizing warnings
    Stereotyping those who are opposed
    Self-censorship
    Uniformity:
    Illusions of unanimity
    Direct pressure to conform
    Mindguards
    

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46. Illusions of invulnerability
    Unquestioned belief in the morality of the group
    Rationalizing warnings
    Stereotyping those who are opposed
    Self-censorship
    Illusions of unanimity
    Direct pressure to conform
    Mindguards
    

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47. Causas
    

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48. time coeso
    isolamento do time / pressão externa
    falta de liderança imparcial
    background e ideologias homogêneas
    

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49. O que fazer?
    

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50. O que fazer?
    

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51. Prevenção
    

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52. All effective alternatives should be examined
    

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53. All effective alternatives should be examined
    Set up several independent groups
    

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54. All effective alternatives should be examined
    Set up several independent groups
    Invite outside experts into meetings
    

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55. All effective alternatives should be examined
    Set up several independent groups
    Invite outside experts into meetings
    One should play Devil’s Advocate
    

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56. All effective alternatives should be examined
    Set up several independent groups
    Invite outside experts into meetings
    One should play Devil’s Advocate
    

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57. Concluindo,
    

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58. dogmas são úteis em diversas situações
    

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59. saiba quais se aplicam e quais não
    situações.
    

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60. cuidado ao passar regras aos novatos/aprendizes
    somos todos novatos em alguma área
    

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63. com isso
    

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64. decisões melhores
    times mais participativos
    menos discussões sobre crenças
    mais pensamento crítico
    mais feliz
    

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65. "Beliefs are what divide people. Doubt unites them."
    Peter Ustinov
    

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66. https://www.flickr.com/photos/artchild/10556967234
    !
    https://www.flickr.com/photos/wonderlane/4915217413
    !
    https://www.flickr.com/photos/anieto2k/5304009256
    !
    https://www.youtube.com/watch?v=vvrapmvyfVc
    !
    

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67. Ótimo evento à todos!
    @georgeguimaraes @plataformatec
    Muito obrigado :)
    

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