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Interweb Mozambique www.meu.interweb.co.mz › Meu Interweb › Knowledge Base Knowledge basePHP & Development

Uploading large files in PHP: upload_max_filesize and post_max_size

To upload a big file through a form, two values have to be high enough, and the second has to be larger than the first: upload_max_filesize (the size of each…

Interweb Mozambique www.meu.interweb.co.mz › Meu Interweb › Knowledge Base Knowledge baseSEO & Marketing

Site in several languages or countries: hreflang and avoiding duplicate versions

If the same site exists in Portuguese and English, or in different versions for different countries, Google needs to know which pages are the same, in another language or for…

Interweb Mozambique www.meu.interweb.co.mz › Meu Interweb › Knowledge Base Knowledge baseSupport & Account

A support request that gets a fast answer: what to include, by type of problem

The short answer: the fastest answer is the one that does not need a question back. A request with the site address, what you expected, what happened and when usually…

Interweb Mozambique www.meu.interweb.co.mz › Meu Interweb › Knowledge Base Knowledge baseSpeed, Cache & CDN

Installing and tuning a page cache

Without a cache, every visit makes the server build the page again: query the database, run the PHP, assemble the HTML. With a cache, the finished page is handed over…

Interweb Mozambique www.meu.interweb.co.mz › Meu Interweb › Knowledge Base Knowledge baseSEO & Marketing

Before you publish your website: a ten-point launch checklist

The short answer: the day the site goes live is the worst day to find out the form does not work. These ten checks take an hour and catch almost…

Interweb Mozambique www.meu.interweb.co.mz › Meu Interweb › Knowledge Base Knowledge baseSupport & Account

Ten mistakes first-time website owners make, and how to avoid each one

The short answer: nearly all the problems of a site’s first months repeat from person to person. Most are not technical: they are not having the account and domain in…

Interweb Mozambique www.meu.interweb.co.mz › Meu Interweb › Knowledge Base Knowledge baseSupport & Account

A 30-minute monthly routine to keep your website healthy

The short answer: a site does not break all at once: it accumulates small faults (a plugin not updated, a form that stopped arriving, a backup that was never tested).…

Interweb Mozambique www.meu.interweb.co.mz › Meu Interweb › Knowledge Base Knowledge baseAI & Agents

llms.txt: what it is, and whether it does anything for your site

The short answer: llms.txt is a proposed text file, at the root of the site, that summarises what the site has and points to its most useful pages, written to…

Interweb Mozambique www.meu.interweb.co.mz › Meu Interweb › Knowledge Base Knowledge baseSecurity

A security report about a vulnerable n8n or web app: update first, then reduce exposure

For VPS and dedicated server customers with root access. The short answer: the report says an application on your server is answering in a version with known security flaws: n8n,…

Interweb Mozambique www.meu.interweb.co.mz › Meu Interweb › Knowledge Base Knowledge basePHP & Development

Sending e-mail from PHP: mail() or SMTP

Use SMTP with a real mailbox on your domain. The mail() function is fine for a quick test, but it returns “sent” only because the local mail program accepted the…