How to invoke external process in java.
Why char array is favored over string for the storage of passwords?
In a program, initializing an array of 100 KB is throwing an out of memory exception while there is 100 MB of memory available. Why?
What is the use of runnable interface?
What is return in java?
Why there are some null interface in java? What does it mean?
What is ternary operator? Give an example.
What is another word for methodology?
What do you mean by scope of variable?
What is regex used for?
What is toarray method in java?
What is arguments in java?
What is the difference between class & structure?