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Putting products on sale in WooCommerce

A WooCommerce product is an ordinary WordPress post with extra fields. You create one under Products and Add New. The work is not in filling the form, it is in…

MozOut Mozambique www.meu.mozout.co.mz › Meu MozOut › Knowledge Base Knowledge baseComparisons and alternatives

PHP or Node.js for your web project: how to choose

If you are installing WordPress, a shop or another ready-made program, use PHP: it is what the program asks for. If you are writing an application of your own, with…

MozOut Mozambique www.meu.mozout.co.mz › Meu MozOut › Knowledge Base Knowledge baseOnline Stores

A shop that holds up: what to do before you open

A shop that is idle is a website. A shop that is selling is a system, and it fails in ways an ordinary site never does: the order e-mail that…

MozOut Mozambique www.meu.mozout.co.mz › Meu MozOut › Knowledge Base Knowledge basePHP & Development

PHP warnings showing on your site: what they are and how to silence them

At the top of the page, or in the middle of the dashboard, lines appear like Warning: ... in /home/account/public_html/wp-content/plugins/... on line 214. The site still works. But it is…

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robots.txt and sitemap.xml: what they do and how to check them

They are two small files that speak to search engines, and it is very common for one of them to be wrong without anyone noticing. robots.txt tells robots where they…

MozOut Mozambique www.meu.mozout.co.mz › Meu MozOut › Knowledge Base Knowledge baseOnline Stores

Opening an online shop without starting from nothing

Building a shop from scratch, product by product, text by text, is what makes most people give up halfway. It is not necessary. There are real shortcuts, and there are…

MozOut Mozambique www.meu.mozout.co.mz › Meu MozOut › 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…

MozOut Mozambique www.meu.mozout.co.mz › Meu MozOut › Knowledge Base Knowledge baseSpeed, Cache & CDN

Browser caching with .htaccess

Browser caching is the kind that lives on the visitor’s own computer: if the logo, the CSS and the JavaScript arrive with an instruction saying “keep this for a while”,…

MozOut Mozambique www.meu.mozout.co.mz › Meu MozOut › 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…

MozOut Mozambique www.meu.mozout.co.mz › Meu MozOut › Knowledge Base Knowledge baseDatabases

MySQL or MariaDB: which one runs here, and does it matter

Shared hosting here runs MariaDB, not Oracle’s MySQL Server. At the time of writing the version is 10.11.16. For almost every site that makes no difference: MariaDB started as a…