Nexevis questions

Nexevis answers

• How to avoid this redundancy and close non used File classes?
• How to make objects interact with each other in java?
• How do I change more than one element?
• Scanner returns wrong int value
• How to call the base constructor of an object from overloaded varargs constructor?
• "should be accessed in a static way" [duplicate]
• Java Instant round up to the next second
• Setting a variable back to zero
• Why must a variable be declared in a for loop initialization?
• Why can't we access static content via uninitialized local variable?