Download - YAGNI, KISS e Over Patternization
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Over Patternization, YAGNI, KISS
Vinicius Quaiato
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Sério?!Precisamos mesmo de tanta coisa, agora?
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Sim, isso é o Quaiato...
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Sem certificações… sem títulos…
(Bi-Mundial manolos!)
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Está não é mais uma daquelas palestras engraçadinhas...
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Estes são slides sérios...
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Simplicidade
Sabemos que é a chave
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Simplicidade
Estamos falando sobre isso há muito tempo...
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Ah vá
Acabaram de falar isso, antes de mim o/
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Simplicidade
Sabemos que BDUF é um cara muito, muito malvado
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The BDUF
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Então por quê?
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Sim...
Por que sempre tentamos fazer(fazemos!) BDUF?
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Por que...
Sempre tentamos preparar o software para algo que não precisamos?
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Pior
Preparamos para algo complexo e que possivelmente não precisamos!
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Mas...
Eu preciso desses padrões!
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Você não precisa!
Na maioria das vezes achamos que precisamos...
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Você não precisa!
Queremos precisar...
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Estamos doentes
Por mais que pensemos ter tomado as vacinas...
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Patterns Happy
Ainda não nos livramos deste sintoma
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Patterns Happy
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Patterns Happy
Estamos felizes buscando mais e mais lugares para colocar um padrão
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Patterns Happy
Estamos felizes aprendendo e usando padrões
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Patterns Happy
Só mais um padrãozinho aqui...
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Patterns Happy
Acreditamos que conhecer padrões nos levará a um bom design
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Patterns Happy
Acreditamos que conhecer padrões nos fará bons designers de código
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Patterns Happy
Só Só uma uma
FactorFactoryy
Mais Mais um um
SingletSingletonon
Aqui Aqui cabe cabe um um
BuilderBuilder
Vamos Vamos usar usar
RepositoRepositoryry
E o E o VisitorVisitor? ? Já viu?Já viu?
Vamos Vamos usar um usar um FacadeFacade
Sim Sim aqui aqui
vamos vamos de de
StrategyStrategy
MementMementoo??
AdaptAdapterer, ,
ham?!ham?!
Aqui é Aqui é bom o bom o
DecoratDecoratoror
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Think...
Nem sempre onde cabe um padrão é preciso colocar o padrão
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Trust me
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YAGNI
You Aren’t Going Need It / You Ain’t Gonna Need It
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YAGNI
Identificar um padrão não quer dizer que precisamos implementá-lo
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YAGNI
Em alguns momentos o padrão é complexidade extra
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YAGNI
Se você não conhece o futuro não aceite que o compreende
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YAGNI
Se você não precisa agora use quando precisar
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YAGNI
O tempo é finito: use-o para o que é necessário
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YAGNI
O novo código precisa ser testado => documentado e funcional
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YAGNI
Discernimento + Conhecimento = Boas Decisões
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KISS
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KISS
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KISS
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KISS
Keep It Simple, Stupid!
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Mas...
Patterns não são bacanas?
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Sim...
Mas seu uso muitas vezes nos faz não enxergar soluções mais simples
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Juro!
Muitas vezes condicionais são mais simples e claras que estratégias
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Juro!
Muitas vezes são mais simples de escrever, manter, testar e comunicar
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Fique de olho
Keep It Simple, Stupid
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ObrigadObrigado!o!