Mario Cervera, Discover and Read the Best of Twitter Threads by @macerub

Mario Cervera

macerub

What does "DevOps" mean to you?I think that this is a widely misunderstood term in our field.In this short thread I share what "DevOps" means to me.Any correction or

I have the impression that many developers don't automate tests.This is just an observation. I may be wrong In any case, I want to try to motivate the developers that

Have you ever wondered what interfaces are for in object-oriented languages?They are more than a just a class with abstract methods.They play a key role in many design patterns and

What are design patterns?Design patterns emerged (roughly) 30 years ago.And yet, many people believe they are as relevant today as they've always been.A thread about design patterns.

What is Clean Code?As @unclebobmartin says in the Clean Code book: there are probably as many definitions of Clean Code as there are programmers.This is a thread about what

The Command-Query Separation (CQS) principle says: functions should do something or answer something, not both.Commands: change state and don't return anything.Queries: return a result and don't change state. They're free

Several days ago, I published a tweet where I asked which of these two statements was better: dog.expressHappiness(); dog.getBody().getTail().wag();Many things can be said in favor of the first statement.A thread