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

Certbot renewal failed or the certificate expired: how to find out why

If the browser warns that a certificate has expired on a VPS using certbot, the automatic renewal either did not run or ran and failed. Open the terminal and do,…

Interweb Angola www.meu.interweb.ao › Meu Interweb › Knowledge Base Knowledge baseAI & Agents

What an MCP server is, and why people ask for one

MCP (Model Context Protocol) is an open protocol that defines a common way for an AI application to talk to tools and data: read files, query a database, create an…

Interweb Angola www.meu.interweb.ao › Meu Interweb › Knowledge Base Knowledge basePHP & Development

Putting a CodeIgniter application on cPanel hosting

A CodeIgniter application runs well on cPanel hosting, as long as the domain points at the application’s public folder and not at the project root. That is the one thing…

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

Hotlink protection: stop others using your bandwidth

Hotlinking is when another website displays an image of yours straight from your server, instead of keeping a copy on theirs. To their visitor it looks like an ordinary image;…

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

After moving a site: the checklist for the first day

The site opens and looks the same: that does not yet mean everything is right. The failures of a move turn up in places nobody visits in the first minute:…

Interweb Angola www.meu.interweb.ao › Meu Interweb › Knowledge Base Knowledge baseOnline Stores

Marketplace or your own shop: how to decide where to sell

A marketplace is an online shopping centre: it already has the visitors, it has the rules, and it keeps a share of each sale or charges for the space. Your…

Interweb Angola www.meu.interweb.ao › Meu Interweb › Knowledge Base Knowledge baseOnline Stores

Which plugins an online shop really needs, and which to leave out

Search for “best WooCommerce plugins” and you get lists of thirty. A real shop needs few, and every extra plugin is one more thing to update, one more door for…

Interweb Angola www.meu.interweb.ao › Meu Interweb › Knowledge Base Knowledge baseOnline Stores

Customer data in your shop: consent, data requests and deleting an account

Every order leaves in the shop a name, an address, a phone number and an e-mail. That is personal data, and whoever keeps it has duties: say what it is…

Interweb Angola www.meu.interweb.ao › Meu Interweb › Knowledge Base Knowledge baseChoosing the Right Plan

Which hosting plan for a church or an association: a simple site, events and videos

A church, an association or an NGO usually needs a site that is simple and always up: who we are, opening times, contacts, news and events. That fits one of…

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

Securing Evolution API: key, HTTPS and the open port

An exposed Evolution API is an open door to your WhatsApp number: whoever reaches it and holds the key sends messages in your name. You protect it with four things:…