Apache is the world’s number one web server software. It can run on almost all widely used computer platforms and is one of the most popular web server-side software due to its cross-platform and security features. It is fast, reliable and can be extended through a simple API to compile interpreters such as Perl/Python into the server. At the same time, Apache is transliterated as Apache, which is a tribe of North American Indians called the Apache tribe in the southwestern United States. It is also the name of a foundation, an armed helicopter, etc.
The default port of Apache is 80.
Apache web server software has the following features:
1. Supports the latest HTTP/1.1 communication protocol
2. Has a simple and powerful Powerful file-based configuration process
3. Supports universal gateway interface
4. Supports IP-based and domain name-based virtual hosts
5. Supports multiple methods of HTTP Certification
6. Integrated Perl processing module
7. Integrated proxy server module
8. Support real-time monitoring of server status and customized server log
9. Support server-side include instructions (SSI)
10. Support Secure Socket Layer (SSL)
11. Provide tracking of user session process
12. Support FastCGI
13. JavaServlets can be supported through third-party modules
If you are ready to choose a Web server, there is no doubt that Apache is your best choice.
For more Apache related knowledge, please visit the Apache usage tutorial column!
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ApacheHTTPServer remains important in modern web environments because of its stability, scalability and rich ecosystem. 1) Stability and reliability make it suitable for high availability environments. 2) A wide ecosystem provides rich modules and extensions. 3) Easy to configure and manage, and can be quickly started even for beginners.

The reasons for Apache's success include: 1) strong open source community support, 2) flexibility and scalability, 3) stability and reliability, and 4) a wide range of application scenarios. Through community technical support and sharing, Apache provides flexible modular design and configuration options, ensuring its adaptability and stability under a variety of needs, and is widely used in different scenarios from personal blogs to large corporate websites.

Apachebecamefamousduetoitsopen-sourcenature,modulardesign,andstrongcommunitysupport.1)Itsopen-sourcemodelandpermissiveApacheLicenseencouragedwidespreadadoption.2)Themodulararchitectureallowedforextensivecustomizationandadaptability.3)Avibrantcommunit

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When the Apache 80 port is occupied, the solution is as follows: find out the process that occupies the port and close it. Check the firewall settings to make sure Apache is not blocked. If the above method does not work, please reconfigure Apache to use a different port. Restart the Apache service.

Apache cannot start because the following reasons may be: Configuration file syntax error. Conflict with other application ports. Permissions issue. Out of memory. Process deadlock. Daemon failure. SELinux permissions issues. Firewall problem. Software conflict.

To set up a CGI directory in Apache, you need to perform the following steps: Create a CGI directory such as "cgi-bin", and grant Apache write permissions. Add the "ScriptAlias" directive block in the Apache configuration file to map the CGI directory to the "/cgi-bin" URL. Restart Apache.


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