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How can I prevent SQL injection in PHP?
... statements. This makes sure the statement and the values aren't parsed by PHP before sending it to the MySQL server (giving a possible attacker no chance to inject malicious SQL).
Although you can set the charset in the options of the constructor, it's important to note that 'older' versions of PH...
What is stdClass in PHP?
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stdClass is PHP's generic empty class, kind of like Object in Java or object in Python (Edit: but not actually used as universal base class; thanks @Ciaran for pointing this out).
It is useful for anonymous objects, dynamic properties, ...
How does RewriteBase work in .htaccess
...hs in the rule's target. So say you have this rule:
RewriteRule ^foo$ bar.php [L]
The bar.php is a relative path, as opposed to:
RewriteRule ^foo$ /bar.php [L]
where the /bar.php is an absolute path. The absolute path will always be the "root" (in the directory structure above). That means tha...
Error 330 (net::ERR_CONTENT_DECODING_FAILED):
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I came across this issue when php was outputting a plain text warning above the gzipped content.
– Mike Causer
Dec 12 '13 at 15:03
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Google Sheets API Setup · App Inventor 2 中文网
...到一个指南，将询问有关我们正在制作的项目类型的各种问题。在”Which API are you using?”下的第一个下拉菜单中，选择Google Sheets API。
选择后，下面会出现一个后续问题。在”Where will you be calling the API from?”问题下，选择Other ...
What does it mean to start a PHP function with an ampersand?
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It's returning a reference, as mentioned already. In PHP 4, objects were assigned by value, just like any other value. This is highly unintuitive and contrary to how most other languages works.
To get around the problem, references were used for variables that pointed to obje...
How to know which version of Symfony I have?
...s the console, try reading symfony/src/Symfony/Component/HttpKernel/Kernel.php, where the version is hardcoded, for instance:
const VERSION = '2.2.0';
Just in case you are wondering, console creates an instance of Symfony\Bundle\FrameworkBundle\Console\Application. In this class construct...
PHP: How to generate a random, unique, alphanumeric string for use in a secret link?
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PHP 7 standard library provides the random_bytes($length) function that generate cryptographically secure pseudo-random bytes.
Example:
$bytes = random_bytes(20);
var_dump(bin2hex($bytes));
The above example will output some...
可重入函数、不可重入函数及线程安全 - C/C++ - 清泛网 - 专注C/C++及内核技术
...区，中断向量表等，所以它如果被中断的话，可能会出现问题，这类函数是不能运行在多任务环境下的。
可重入函数也可以这样理解，重入即表示重复进入，首先它意味着这个函数可以被中断，其次意味着它除了使用自己栈上...
Sending email with PHP from an SMTP server
I have trouble sending email in PHP. I get an error: SMTP server response: 530 SMTP authentication is required .
8 Answers...