Performance
6 min read
WordPress Caching Explained: Page Cache vs Object Cache
The layers of caching that make WordPress fast, what a page cache and an object cache each do, and which pages each one can and cannot help.
PaperScale Blog
Guides for running WordPress and WooCommerce on your own server: hosting, speed, backups, safe updates and moving sites.
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7 min read
How to Secure a WordPress Server: A Practical Checklist
A practical checklist for securing a VPS that runs WordPress: SSH keys, a firewall, updates, isolation between sites, WordPress hardening and backups.
Security
Read the guide →Security
6 min read
Free SSL for WordPress, and How to Fix Mixed Content Warnings
How free SSL certificates work for WordPress, how to switch a site to HTTPS properly, and how to find and fix the mixed content that breaks the padlock.
Maintenance
6 min read
What Is a WordPress Staging Site, and How Do You Use One?
What a staging site is, why it is the safest place to test updates and changes, the mistakes to avoid, and how to move changes to the live site.
Maintenance
6 min read
How to Update WordPress Plugins Without Breaking Your Site
A safe routine for WordPress core, theme and plugin updates: back up first, test on staging, update in the right order, and know how to roll back.
Performance
7 min read
Why Is My WooCommerce Store Slow? Causes and Fixes
The most common reasons a WooCommerce store feels slow, from uncacheable cart pages to a bloated database, and what to do about each one.
Hosting
6 min read
How Much RAM and CPU Does a WordPress Site Need?
How to size a VPS for WordPress and WooCommerce: what actually uses memory and CPU, sensible starting points, and the signs it is time to upgrade.
Hosting
7 min read
How to Move a WordPress Site from Shared Hosting to a VPS
A step-by-step plan for moving WordPress off shared hosting and onto your own VPS, without losing email, search rankings or a single order.
Backups
6 min read
How to Back Up a WordPress Site, and Know the Backup Works
What a WordPress backup has to include, how often to take one, where to keep it, and why a backup you have never restored is only a hope.
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