Randomly generate four yards of English
//產生隨機碼，預設四碼，約七百次會出現碰撞
function get_random_key($length = 4)
{
$permitted_chars = '1234567890abcdefghijklmnopqrstuvwxyxABCDEFGHIJKLMNOPQRSTUVWXYX';
return substr(str_shuffle($permitted_chars), 0, $length);
}
Sometimes the ca file cannot be found due to PHP version update or environment change. fix is easy
This article describes how to pull out the database service of phpenv to an independent environment. PHPENV can define database services in SERVICE through environment variables. If necessary in the development environment, we can easily restart all services, nginx, fpm and db through commands such as ./start and ./restart. But if it is in online mode, I don't want to restart the website, even the entire DB is restarted. For example, when the php version is updated, the DB does not need to be restarted.
Can't find phpize on older versions of CentOS, can't compile php extensions. How to install phpize?
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