rrufai questions

rrufai answers

• PowerMock EasyMock Fundamentals
• Delete max in O(1) and insert in O(logn)
• ignore exception and continue & counting files in a directory
• Find the one non-repeating element in array?
• PowerMock's expectNew() isn't mocking a constructor as expected
• Minimizing colors: a variation of the knapsack algorithm?
• Drawing trees without any constraint on degrees