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Best way to test for a variable's existence in PHP; isset() is clearly broken

... MatijsMatijs 2,4331818 silver badges2323 bronze badges 3 ...
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how to delete all cookies of my website in php

...ill unset all of the cookies for your domain: // unset cookies if (isset($_SERVER['HTTP_COOKIE'])) { $cookies = explode(';', $_SERVER['HTTP_COOKIE']); foreach($cookies as $cookie) { $parts = explode('=', $cookie); $name = trim($parts[0]); setcookie($name, '', time()-...
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What's the maximum value for an int in PHP?

..., although a maximum value of about two billion is the usual value (that's 32 bits signed). PHP does not support unsigned integers. Integer size can be determined using the constant PHP_INT_SIZE, and maximum value using the constant PHP_INT_MAX since PHP 4.4.0 and PHP 5.0.5. 64-bit platforms usually...
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With MySQL, how can I generate a column containing the record index in a table?

Is there any way I can get the actual row number from a query? 8 Answers 8 ...
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Python's equivalent of && (logical-and) in an if-statement

...actually evaluated because of the print statements: >>> def print_and_return(value): ... print(value) ... return value >>> res = print_and_return(False) and print_and_return(True) False As you can see only one print statement is executed, so Python really didn't even lo...
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html select option separator

...on>First</option> </optgroup> <optgroup label="_________"> <option>Second</option> <option>Third</option> </optgroup> </select> disabled option (a bit better): <select> <option>Fir...
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How to access java-classes in the default-package?

... error? – Pacerier Oct 18 '11 at 12:32 Why it was deprecated? – Suzan Cioc Jan ...
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C++ IDE for Linux? [closed]

... 32 votes could you clarify a little bit more how it was for you, what you had to c...
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Configuring Log4j Loggers Programmatically

...000/svg\"\u003e\u003cpath d=\"M46.1709 9.17788C46.1709 8.26454 46.2665 7.94324 47.1084 7.58816C47.4091 7.46349 47.7169 7.36433 48.0099 7.26993C48.9099 6.97997 49.672 6.73443 49.672 5.93063C49.672 5.22043 48.9832 4.61182 48.1414 4.61182C47.4335 4.61182 46.7256 4.91628 46.0943 5.50789C45.7307 4.9328 4...
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How do I make my string comparison case insensitive?

I created a Java program to compare two strings: 12 Answers 12 ...