The line apc.enable_cli=1 should be added into php.ini if APCu is enabled. However, this line should be added into /etc/php/<php-version>/cli/php.ini instead of /etc/php/<php-version>/<apache/apache2>/php.ini

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Edit crontab with the -u argument to edit a crontab for a specific user: Or, write your entry into the system crontab /etc/crontab, which takes an additional argument specifying the user to run as (usually root, but can be www-data).

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Introduction The Apache web server uses virtual hosts to manage multiple domains on a single instance. Similarly, PHP-FPM uses a daemon to manage multiple PHP versions on a single instance. Together, you can use Apache and PHP-FPM to host multiple PHP web-applications, each using a different version of PHP, all on the same server, and all at the same…

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Introduction HTTP redirection, or URL redirection, is a technique of pointing one domain or address to another. There are many uses for redirection, and a few different kinds of redirection to consider. Redirects are used whenever a site needs people requesting one address to be directed to another address. As you create content and administrate…

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Introduction TLS, or “transport layer security” — and its predecessor SSL — are protocols used to wrap normal traffic in a protected, encrypted wrapper. Using this technology, servers can safely send information to their clients without their messages being intercepted or read by an outside party. In this guide, we will show you how to create and…

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Enabling Perfect Forward Secrecy To encrypt communications between you and your end users, you purchase a SSL Certificate, install it on your server, and then configure your website to use the certificate to protect these communications. The SSL connection begins when the end user’s browser reaches out to shake hands with your website. During this…

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Introduction Let’s Encrypt is a Certificate Authority (CA) that facilitates obtaining and installing free TLS/SSL certificates, thereby enabling encrypted HTTPS on web servers. It streamlines the process by providing a software client, Certbot, that attempts to automate most (if not all) of the required steps. Currently, the entire process of obtaining and installing a certificate is…

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Introduction While many users need the functionality of a database management system like MySQL, they may not feel comfortable interacting with the system solely from the MySQL prompt. phpMyAdmin was created so that users can interact with MySQL through a web interface. In this guide, we’ll discuss how to install and secure phpMyAdmin so that you…

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Introduction A “LAMP” stack is a group of open source software that is typically installed together in order to enable a server to host dynamic websites and web apps written in PHP. This term is an acronym which represents the Linux operating system with the Apache web server. The site data is stored in a MySQL database, and…

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