what do you mean by classloader?
I want to re-reach and use an object once it has been garbage collected. How it's possible?
How many classes can any class inherit java?
What is the difference between equals() and == in java?
What are the types of java languages?
What do you mean by thread safe?
Difference between arraylist and vector.
Is set ordered?
What is the difference between integer parseint and integer valueof?
What are "methods" and "fields"?
When should I use singleton pattern?
What data type is true or false?
Is java an ide?
Is java a utf 8 string?
How will you call an Applet using Java Script Function?