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Technology & AI articles

Data, code and AI explained without the hype, by the team who build our technology courses.

Hands typing a prompt on a laptop keyboard at a desk.

What is prompt engineering? A plain-English guide

Prompt engineering is the skill of writing instructions for AI tools so they produce useful, checkable results. Here is what a good prompt contains and when it is worth learning properly.

24 July 2026 · 4 min read

A man with a highlighter in his hand studying a bar chart of survey results on his laptop.

How to become a data analyst in the UK: skills, pay and a 6-step plan

What data analysts actually do, the skills to learn and in what order, whether you need a degree, what the job pays, and a six-step plan you can start this week.

2 October 2026 · 9 min read

A woman at a white desk holding printed line and bar charts beside a laptop showing market charts, with a notebook and a pen.

How to build a Power BI dashboard: a step-by-step guide for beginners

A beginner's walk-through from raw spreadsheet to published dashboard, including the report-versus-dashboard difference that confuses almost everyone.

2 October 2026 · 9 min read

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