Apache HTTP Server
The Apache HTTP Server (unofficially, but commonly, known as Apache; hereinafter, the Software) is the most popular web server software. As of February of 2019, the Software was used by more than 44% of all the websites in the World Wide Web (WWW). The second popular web server, Nginx, was used by about 41% at that time. The Software is both open-source cross-platform.
Binding to Addresses and Ports
Configuration Files
Configuration Sections
Content Caching
Content Negotiation
Dynamic Shared Objects (DSO)
Environment Variables
Log Files
Mapping URLs to the Filesystem
Performance Tuning
Security Tips
Server-Wide Configuration
SSL/TLS Encryption
Suexec Execution for CGI
URL Rewriting with mod_rewrite
Virtual Hosts
