Protecting your site by blocking bad “User Agents”. Troubleshoot pages being incorrectly blocked and add exceptions for user agents you want.
HideMyWP has lousy security suggestions. Don’t use it.
Simple ways to validate basic WordPress plugin quality, whether the plugin follows minimal good programming standards.
Is a plugin compatible with WordPress in Multi-Site mode? What should plugin authors check?
Configuring XAMPP for Multiple Web Sites, have a full Apache server on your Windows computer, for web site development. XAMPP configuration with Windows Hosts file.
If your IIS server doesn’t set PHP $_SERVER[‘DOCUMENT_ROOT’], here’s how you can set it in a configuration file so all your PHP programs have it.
Using PHP Composer packages if you don’t have Composer. Standard PHP code to access files (but without the version checking Composer has).
Problems with WordPress Update hanging? Or plugins failing with compression? Might be the version of PHP on your server, having bugs in Unzip.
Get Web Server Errors reported via email and log file. 404, 403, and some 500 errors.