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PHP shell_exec() vs exec()

... shell_exec returns all of the output stream as a string. exec returns the last line of the output by default, but can provide all output as an array specifed as the second parameter. See http://php.net/manual/en/function.shell-exec.php http:...
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How to create an array for JSON using PHP?

From PHP code I want to create an json array: 10 Answers 10 ...
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How to get current time in milliseconds in PHP?

...e in seconds since the Unix epoch accurate to the nearest microsecond (see PHP reference). It's actually very easy to test if you run the above code in a loop and display the milliseconds. – laurent Dec 18 '12 at 10:08 ...
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How to send a header using a HTTP request through a curl call?

... In PHP: curl_setopt($ch, CURLOPT_HTTPHEADER, array('HeaderName:HeaderValue')); or you can set multiple: curl_setopt($ch, CURLOPT_HTTPHEADER, array('HeaderName:HeaderValue', 'HeaderName2:HeaderValue2')); ...
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How to parse JSON data with jQuery / JavaScript?

I have a AJAX call that returns some JSON like this: 10 Answers 10 ...
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Using str_replace so that it only acts on the first match?

... There's no version of it, but the solution isn't hacky at all. $pos = strpos($haystack, $needle); if ($pos !== false) { $newstring = substr_replace($haystack, $replace, $pos, strlen($needle)); } Pretty easy, and saves the performance penalty of regular expressions. Bonus: If...
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How do I set the offset for ScrollSpy in Bootstrap?

...s not affect scrolling. This means anybody using a fixed-top needs to manually adjust in this manner. – Brian Smith Aug 6 '12 at 10:49 9 ...
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MassAssignmentException in Laravel

...ection against mass assignment security issues. That's why you have to manually define which fields could be "mass assigned" : class User extends Model { protected $fillable = ['username', 'email', 'password']; } Warning : be careful when you allow the mass assignment of critical fields lik...
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How to var_dump variables in twig templates?

... layer pattern where you only present what you have been given is fine and all, but how do you know what is available? Is there a "list all defined variables" functionality in TWIG? Is there a way to dump a variable? ...
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Trim last character from a string

... JamesJames 23.4k1616 gold badges7474 silver badges9898 bronze badges 9 ...