Write the algorithm to check the number non-leaf nodes in a tree.
What is a numeric string?
What is an abstract method in java programming?
Can we use return in constructor?
What is difference between array and vector?
Is java an open source?
what is mena by object block any what is the use of that
Difference between string s= new string (); and string s = "abv";?
What is the difference between I ++ and ++ I in java?
When should I use singleton pattern?
How to add two numbers with out using Arithmetic , union operators in java....? But we can use bitwise operators... but how...?
How do you find the maximum number from an array without comparing and sorting?
Why is the singleton pattern considered to be an anti pattern?