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

Making WordPress send e-mail properly, with SMTP

The site’s form messages never arrive. Password recovery never arrives. Shop notifications never arrive. And there is no error at all: WordPress says it sent them. The reason is nearly…

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

No padlock on your site: the causes, in order

The browser shows a warning, or the padlock is simply not there. There are five causes, and they are worth checking in this order: the first ones explain most cases…

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

WordPress login redirect loop: the causes, in order

You type the username and password, WordPress does not complain, and it shows the sign-in screen again. Or the browser gives up with “too many redirects”. This is the login…

Interweb Angola www.meu.interweb.ao › Meu Interweb › Knowledge Base Knowledge baseWhatsApp & APIs

Installing Evolution API with Docker Compose on a VPS

You install Evolution API on a VPS with Docker Compose: one file describes the services (the API, the database and, in many guides, Redis), a second file holds the settings,…

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

Moving WordPress to a new domain without losing anything

Changing name is more than swapping an address. If the site already has visitors, links pointing at it and a presence on Google, what you want is that anyone arriving…

Interweb Angola www.meu.interweb.ao › Meu Interweb › Knowledge Base Knowledge baseAutomation & n8n

Installing n8n with Docker Compose on a VPS

n8n is installed on a VPS with Docker Compose: one file describes the container, one command starts it, and the interface appears on port 5678. This article shows what the…

Interweb Angola www.meu.interweb.ao › Meu Interweb › Knowledge Base Knowledge baseAutomation & n8n

Connecting n8n to e-mail: SMTP and IMAP

For n8n to send e-mail you use SMTP; to read it, IMAP. Either way n8n signs in to a mailbox like any e-mail program: it needs the server, the port,…

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

Image optimisation and WebP

Images are often the heaviest part of a page. WebP is an image format made by Google that usually keeps the same look in fewer bytes than JPEG or PNG,…

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

HSTS explained: forcing https for good, and the trap of switching it on too early

The short answer: HSTS is an instruction your site gives the browser: “from now on, talk to me only over https, for X amount of time, do not even try…

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

HTTPS for a container: a certificate and a domain

For an application running in a container to show the padlock, you need a domain pointing at the VPS and a certificate. The most common route is nginx in front…