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Interweb Angola www.meu.interweb.ao › Meu Interweb › Knowledge Base Knowledge baseSpeed, Cache & CDN

admin-ajax eating your resources: how to find out and cut it down

admin-ajax.php is the door through which plugins talk to the server in the background, without reloading the page. It serves the dashboard and it serves the public side of the…

Interweb Angola www.meu.interweb.ao › Meu Interweb › Knowledge Base Knowledge baseNode.js, Python & Docker

Getting a Ruby on Rails application running

Ruby on Rails is not in the cPanel apps installer, because that installer is for PHP applications. Ruby has a tool of its own, under Software in cPanel: Setup Ruby…

Interweb Angola www.meu.interweb.ao › Meu Interweb › Knowledge Base Knowledge baseDatabases

Cleaning and optimising the database in phpMyAdmin

A site with a few years behind it carries a database full of things nobody reads: a revision of every single save, spam comments from 2021, options from plugins deleted…

Interweb Angola www.meu.interweb.ao › Meu Interweb › Knowledge Base Knowledge baseSecurity

CAA records: who may issue certificates for your domain

By default, any certificate authority in the world may issue a certificate for your domain, as long as it can prove you control it. A CAA record is the DNS…

Interweb Angola www.meu.interweb.ao › Meu Interweb › Knowledge Base Knowledge baseDatabases

Error establishing a database connection: the causes, in order

The page shows one white line saying «Error establishing a database connection» and nothing else. It is not a WordPress fault: it is WordPress telling you it asked the database…

Interweb Angola www.meu.interweb.ao › Meu Interweb › Knowledge Base Knowledge baseVPS & Servers

Keeping your VPS or dedicated server secure: the six that matter

On a shared hosting plan the machine is ours and we are the ones keeping it shut. On a VPS or dedicated server, the machine is yours - and with…

Interweb Angola www.meu.interweb.ao › Meu Interweb › Knowledge Base Knowledge baseWordPress & CMS

Cannot get into the WordPress dashboard: the six usual causes

The site opens, but the admin dashboard does not. Either it asks for the password in an endless loop, or it says the details are wrong when you are sure…

Interweb Angola www.meu.interweb.ao › Meu Interweb › Knowledge Base Knowledge baseBackups & Migration

Restoring a backup yourself, without opening a ticket

Your account is backed up automatically every day, before dawn, and the backups of the last 30 days are kept. Almost anything you delete by mistake can be put back…

Interweb Angola www.meu.interweb.ao › Meu Interweb › Knowledge Base Knowledge baseDomains & DNS

Domain with us, site somewhere else: what changes and what does not

This is the reverse of the other cases: the domain is registered with us and the site is going to live somewhere else. A page builder, a shop hosted by…

Interweb Angola www.meu.interweb.ao › Meu Interweb › Knowledge Base Knowledge basecPanel & WHM

Watching your site usage in real time over SSH

The panel graphs tell you what happened. The command line tells you what is happening this second, and that is what you want when the phone rings and the site…