Seelenvirtuose questions

Seelenvirtuose answers

• Java 8 stream filtering: IN clause
• How can I avoid using method selector arguments (flag/boolean arguments) in Java
• How does narrowing work in method invocation in Java?
• Does a method reference in Java 8 have a concrete type and if so, what is it? [duplicate]
• Cast is forced when using generics in Java
• Clone a Properties object
• How to hide or ignore System.err outputs in IntelliJ console
• Java Generics cannot convert Type in Type
• Translate complex conditional logic inside a loop into streams and lambdas
• How to implement a method with an unknown number of arguments?