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

OPcache in PHP: what it does, how to switch it on, and why edits do not show

Every time someone visits a PHP page, PHP reads the code files and translates them into an internal format before running them. OPcache keeps that translation in memory and reuses…

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

Off-site backups: sending a copy to cloud storage, an S3 bucket or Google Drive

An off-site copy is the one that survives losing the account. There are five ways to get one out: a WordPress backup plugin with a cloud destination, a backup program…

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 baseVPS & Servers

Nginx or Apache on a VPS: which web server to choose

For an ordinary site either one will do, and the deciding factor is what your application expects and what you already know how to run. Apache is the natural choice…

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

Preparing for a traffic spike: a campaign, a launch or a live event

A traffic spike is not solved on the day: it is solved in the days before. What brings a site down in a campaign is not the total number of…

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

Embeddings and semantic search: finding things by meaning in your own content

An embedding is a list of numbers that represents the meaning of a text. Two texts that say similar things get similar lists, even if they share no words. That…

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

After a hack, which backup do you restore? Choosing a clean copy

The short answer: restore the last copy from before the infection, not the most recent one. If you restore yesterday’s copy and the site had been infected for a week,…

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

The site moved but something is broken: what each symptom points to

After a move, each error almost always has one typical cause. Instead of redoing everything, read the symptom, go to the most likely cause and confirm it in the error…

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

Cron jobs worth setting up on a small website: seven ideas that save time

A cron job is for anything you would otherwise repeat by hand at the same time every day or week: taking a copy of the database, deleting temporary files, importing…

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

Abandoned carts in an online shop: why people leave and how to win some back

Someone picks a product, puts it in the cart and vanishes. It is normal: most visits to a shop do not end in a purchase. What is worth doing is…