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Unexpected results when working with very big integers on interpreted languages
...et the sum of 1 + 2 + ... + 1000000000 , but I'm getting funny results in PHP and Node.js .
36 Answers
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Regular expression to match a word or its prefix
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POST data to a URL in PHP
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In where shall I use isset() and !empty()
...riables and not just values, so isset("foobar") will raise an error. As of PHP 5.5, empty supports both variables and expressions.
So your first question should rather be if isset returns true for a variable that holds an empty string. And the answer is:
$var = "";
var_dump(isset($var));
The typ...
Get current domain
...ometimes forget which one to use myself - I think this can be nifty.
<?php
// Change banana.com to the domain you were looking for..
$wordToHighlight = "banana.com";
$serverVarHighlighted = str_replace( $wordToHighlight, '<span style=\'background-color:#883399; color: #FFFFFF;\'&g...
How do I immediately execute an anonymous function in PHP?
...y following "()". Works just like JS thanks to uniform variable evaluation order.
https://3v4l.org/06EL3
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PHP cURL custom headers
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When and why I should use session_regenerate_id()?
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You should use session_regenerate_id() in order to stop session hijacking and session fixation.
From this Security.SE answer:
Session hijacking refers to stealing the session cookie. This can be most easily accomplished when sharing a local network with other c...
Difference between “include” and “require” in php
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MySQL vs MongoDB 1000 reads
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man,,, the answer is that you're basically testing PHP and not a database.
don't bother iterating the results, whether commenting out the print or not. there's a chunk of time.
foreach ($cursor as $obj)
{
//echo $obj["thread_title"] . "<br><Br>";
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