What is subsequence of a string?
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What are null interfaces? Give some examples?
What does += mean coding?
how does multithreading take place on a computer with a single cpu? : Java thread
I have one Shopping cart application, i that i have selected some items, while clicking submit button by mistake i have clicked twice or trice, that time items are selected twice or trice. Actually i want only one copy of items but its selected twice or trice. So how can we avoid this problem?
Hi i am creating desktop application in that i want calling to mobile number. i have java telephone api (JTAPI) but i dont understand how it configure & use plese help me
What is busy spin, and why should you use it?
What are the advantages and disadvantages of object cloning?
What is the use of bin and lib in JDK?
What state is a thread in when it is executing?
Why is singleton class used?
How to use arraylist in java netbeans?
Which keyword specify that a variable is effectively final ?