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Protected: Modules everywhere – the best pattern ever
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Protected: Clear method invocation (avoid null parameters, different logic based on params)
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Protected: @NonNull
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Protected: How to avoid null?
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Avoid null collections
I saw in the code patterns like this: We can use the Optional for fluent null logic: The better approach is to avoid null checking by collection initialization: Yes, more cleaner. No NullPointerException problems. The most important thing is that the code will work on non empty collection and also on empty collection! We do…
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Protected: The ‘null’ problem
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Protected: Put the things where it belongs (encapsulation/OO)
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Protected: Demystifying encapsulation
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Protected: How to properly name the packages? – to finalize – replace picture after refactoring with more packages
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Protected: Ways of packaging vs what is java package for
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