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Get first key in a (possibly) associative array? What's the best way to determine the first key in a possibly associative array? My...

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...

Serving XHTML and self-closing tags I am trying to follow the xhtml 1.0 strict standard as I am creating my website. Right now, validat...

Solved : curl_init() function not working in Ubuntu  Here solved the error  Fatal error: Call to undefined function curl_init() ...

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...

How can I make the cursor a hand when a user hovers over a list item? I've got a list, and I have a click handler for its items: ...

In Java, difference between default, public, protected, and private In Java , are there clear rules on when to use each of access modifi...

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...

Why does this code using random strings print “hello world”? The following print statement would print "hello world". Could a...

Length of a JavaScript object If I have a JavaScript object, say var myObject = new Object (); myObject [ "firstname" ] ...