What technique is carried out to find out if a particular string is empty?
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Explain pass by reference and pass by value?
for what purpose we use applets ?
What is the common usage of serialization?
what is comparable and comparator interface?
Is it possible to do method overloading and overriding at a time
write a program that list all permutations of ABCDEF in which A appears before B?
program to find 25 square = 625 here the 625 of last two digits is equal to 25, i don't know excatly what this type of number is called
What is the functionality of the stub?
Explain about vector, dictionary,hash table, property classes?
Consider that class classA, abstract class classB, and final classC have been defined.Which one of the following is correct? 1. classA extends classC implements classB 2. class A extends classB, classC 3. classA extends classB 4. classB implements classC
Wha is the output from system.out.println(“hello”+null); ?
Why string is called as immutable?