ETO questions

ETO answers

• Remove all instances of an item in a list if it appears more than once
• How to sort a list of objects by contained enum?
• How to mock a generic parameter for a unit test in Java?
• Close a stream without assigning it to a variable [Java]
• How to reduce a list of nested objects into a Map
• How do I turn this into a stream expression? (Using AtomicReference)
• Two List merge with java 8
• Using JDK8 Stream how to iterate the nested objects
• void with Generics in Java
• how to filter elements that throw exception during stream map