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Creating default object from empty value in PHP?

I see this error only after upgrading my PHP environment to PHP 5.4 and beyond. The error points to this line of code: 16 A...
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php is null or empty?

I have a question regarding NULL in PHP: 9 Answers 9 ...
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Laravel requires the Mcrypt PHP extension

...web enabled extensions and command line enabled extensions can differ. Run php -m in your terminal and check to see if mcrypt is listed. If it's not then check where the command line is loading your php.ini file from by running php --ini from your terminal. In this php.ini file you can enable the e...
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Show a number to two decimal places

What's the correct way to round a PHP string to two decimal places? 24 Answers 24 ...
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PHP Array to CSV

...SV($data); function array_to_CSV($data) { $outstream = fopen("php://output", 'r+'); fputcsv($outstream, $data, ',', '"'); rewind($outstream); $csv = fgets($outstream); fclose($outstream); return $csv; } – JohnnyFaldo ...
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JavaScript equivalent of PHP's in_array()

... notice you wanted to see if an array was inside another. According to the PHP documentation this is the expected behavior of PHP's in_array: $a = array(array('p', 'h'), array('p', 'r'), 'o'); if (in_array(array('p', 'h'), $a)) { echo "'ph' was found\n"; } if (in_array(array('f', 'i'), $a)) {...
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How do I compare two DateTime objects in PHP 5.2.8?

Having a look on the PHP documentation, the following two methods of the DateTime object would both seem to solve my problem: ...
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PHP passing $_GET in linux command prompt

...you will use either argv global variable or getopt: // bash command: // php -e myscript.php hello echo $argv[1]; // prints hello // bash command: // php -e myscript.php -f=world $opts = getopt('f:'); echo $opts['f']; // prints world $_GET refers to the HTTP GET method parameters, which are u...
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解决Scrapy警告:You do not have a working installation of the service_i...

...e_identity-17.0.0-py2.py3-none-any.whl 如果上面的方法没能解决问题,很大可能是有些包的版本不一样导致的,这个时候我们可以用下面这行代码来强制更新: pip install service_identity --force --upgrade 至此,问题解决。
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解决Scrapy警告:You do not have a working installation of the service_i...

...e_identity-17.0.0-py2.py3-none-any.whl 如果上面的方法没能解决问题,很大可能是有些包的版本不一样导致的,这个时候我们可以用下面这行代码来强制更新: pip install service_identity --force --upgrade 至此,问题解决。