What is the purpose of a volatile variable?
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What are the data types supported by java?
How could Java classes direct program messages to the system console, but error messages, say to a file?
we have syntax like for(int var : arrayName) this syntax is to find whether a number is in the array or not.but i want to know how to find that number's location.
What is package private scope in java?
Can an object be garbage collected while it is still reachable?
what do you mean by classloader in java?
Are arrays immutable in java?
how many design pattern r there? and wht design pattern u use and why ?
How do I get the | symbol on my keyboard?
Why main() method is public, static and void in java ?
How do you use parseint in java?
What is hash code collision?