el arte de ser vago: clean code
TRANSCRIPT
El arte de ser vagoCLEAN CODECamilo GalianaMADRID · NOV 27-28 · 2015
MADRID · NOV 27-28 · 2015
Qué es ser vago?
MADRID · NOV 27-28 · 2015
Qué es ser vago?
MADRID · NOV 27-28 · 2015
“I will always choose a lazy person to do a difficult job… because he will find an easy way to do it”- Bill Gates
MADRID · NOV 27-28 · 2015
Three great virtues of a programmer1. Laziness2. Impatience3. Hubris
- Larry Wall
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Code for humans “Any fool can write code that a computer can
understand. Good programmers write code that humans can understand”
- Martin Fowler
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Code for humans Compilers Developers
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MADRID · NOV 27-28 · 2015
Keep It Simple, Stupid!
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Keep It Simple, Stupid!
MADRID · NOV 27-28 · 2015
Keep It Simple, Stupid!
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YAGNI - You aren't gonna need it“Always implement things when you actually need them, never when you just foresee that you need them.“
- Ron Jeffries
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DRY – Don’t Repeat Yourselft
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DRY – Don’t Repeat Yourselft “Rule of three” Software libraries Design patterns
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SOLID
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SOLID
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SOLID
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SOLIDS Single responsibility principle
A class should have only a single resposability (only one potential change in the software’s specification should be able to affect the specification of the class)
O Open/closed principle“Software entities should be open for extension, but closed for modification”
L Liskov substitution principle“objects in a program should be replaceable with instances of their subtypes without altering the correctness of that program”
I Interface segregation principle“many client-specific interfaces are better that one general-purpose interface”
D Dependency inversion principle“one should Depend upon abstractions. Do not depend upon concretions”
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Know your tools“For a lazy programmer to be a good programmer, he (or she) also must be incredibly unlazy when it comes to learning how to stay lazy”
- Philipp Lenssen
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Know your tools
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MADRID · NOV 27-28 · 2015
“No programes como si el que tuviese que mantener tu código fuera un psicopata que sabe donde vives. Programa como si el que tuviese que mantener el código fueras tu mismo”
- Algún developer vago
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The boy scout rule "Always leave the code
you're editing a little better than you found it"
- Robert C. Martin (Uncle Bob)
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Lo más importante es…. … sentido común!!
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Lecturas recomendadas
MADRID · NOV 27-28 · 2015
Gracias!