Recover Your Old Website Content From the Wayback Machine (Script Included)
List and download the pages of your own old website from the Internet Archive with the CDX API and a short Python script, and decide what is worth publishing again.
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WP Super Cache Expert Mode Behind a Reverse Proxy: The X-Forwarded-Proto Rewrite Fix
Expert mode only works if Apache recognises HTTPS. Behind a TLS-terminating proxy it does not, until you change two rewrite conditions. Here is the fix and the other pitfalls.
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Block XML-RPC Password Logins in WordPress (and What It Means for Jetpack)
Refuse password logins over xmlrpc.php with a small must-use plugin, remove pingback, and see what the code means for Jetpack and other clients.
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WP-Cron Not Running Behind Cloudflare or a Proxy? The http Loopback Redirect Problem
See which URL WordPress sends for WP-Cron, test the redirect, force https with a three-line filter, or switch to a system cron job.
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Rank Math Sitemap Not Updating? Why New Posts Are Missing and How to Fix It
New posts missing from your Rank Math sitemap? Here is the code path behind it in version 1.0.280, how to clear the stale cache, and a small must-use plugin workaround.
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Coolify Dashboard Not Loading but Sites Are Up: Unhealthy Container After an Update
The Coolify dashboard stopped loading while the sites kept working. How to tell the proxy from the app, read the health check and log, and roll back a single container safely.
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How to Safely Upgrade an Ubuntu VPS Running Docker (apt Checklist)
Upgrading 62 packages, including Docker and OpenSSH, on a VPS that hosts live sites: simulate first, run detached, expect a short SSH refusal, verify from outside, and plan the reboot.
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Replace WP-Cron with a Real Cron Job (WordPress in Docker)
WP-Cron only runs when someone visits. The exact 5-minute host cron job I use for a WordPress container, the CLI memory error I hit, and how I verified it before disabling WP-Cron.
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wp-config.php.bak Publicly Accessible? How to Check and Fix a Backup in the Web Root
A dated backup copy of wp-config.php in the web root was served over HTTPS. How I checked using only the status code, moved it, read the logs and what to rotate if secrets may have leaked.
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Docker Bypasses UFW: Why Your Closed Port Is Still Open (and the Fix)
I deleted the UFW rule for a port and it still answered from the internet. Docker publishes ports before UFW sees the packets. How to check from outside and how to bind the port to localhost.
