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How to get Real IP,ISP,Country,City and etc from Visitor using PHP Php Get Real visiter's IP and ISP and Country and City and Countr... -
How does database indexing work? Given that indexing is so important as your data set increases in size, can someone explain how does i...
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Length of a JavaScript object If I have a JavaScript object, say var myObject = new Object (); myObject [ "firstname" ] ...
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In Java, difference between default, public, protected, and private In Java , are there clear rules on when to use each of access modifi...
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How to efficiently iterate over each Entry in a Map? If I have an object implementing the Map interface in Java and I wish to iterate...
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How to extract a file extension in PHP? This is a question you can read everywhere on the web with various answers : $ext = end ( exp...
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Does finally always execute in Java? I have a try/catch block with return s inside it. Will the finally block be called? For example...
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Bidirectional outer JOIN Suppose we have a table A: itemid mark 1 5 2 3 and table B: itemid mark 1 3 3 5 ...
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When to use LinkedList over ArrayList? I've always been one to simply use: List < String > names = new ArrayList < Str...
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Get the client IP address using PHP How can I get the client IP address using PHP? I want to keep record of the user who logged into ...