Rogue

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Rogue has asked 19 questions and find answers to 37 problems.

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Rogue questions

Regex matching only prefix or only suffix (XOR)
How to map an object stream to a specific type
Unable to shade jar with maven (INVOKESPECIAL/STATIC)
Was javax's NotNull removed in Java 8?
Filtering a stream based on its values in a toMap collection
Naturally sort a multi-dimensional array by key
Why does an empty lambda and constructor with an explicit return cause a compiler error (Java Bug?)
Why is Collection's .addAll slower than manually adding?
Returning a value from a method within a lambda expression
What is the point of allowing type witnesses on all method calls?

Rogue answers

Java 8 stream filter local variable
String trim coming out with incorrect length
How to get List value from map object
How to return a class object "type" in java generics? [duplicate]
why we use system.out.flush()? [duplicate]
How to create an empty array?
Is this an acceptable way to create a lock in Java ? [closed]
How do I determine if an array contains all the integers in a separate array
How to DRY these block of code in Java?
Is there a multiplication analogue to Integer::sum?