Delving into the configuration file syntax
A configuration file is generally a text file that is edited by the administrator and parsed by a program. By specifying a set of values, you define the behavior of the program. In Linux-based operating systems, the majority of applications rely on vast, complex configuration files that often turn out to be a nightmare to manage. Apache, Postfix, and Bind – all of these names bring up bad memories in the mind of a Linux system administrator.
The fact is that all of these applications use their own configuration files with different syntaxes and styles. PHP works with a Windows-style .ini file, Sendmail uses the M4 macro-processor to compile configuration files, Zabbix pulls its configuration from a MySQL database, and so on. There is, unfortunately, no well-established standard, and the same applies to NGINX – you will be required to study a new syntax with its own particularities and its own vocabulary:
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