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What is Claude AI and what is it for? A plain-language explanation
Artificial intelligence (AI) • 7 min read

What is Claude AI and what is it for? A plain-language explanation

Claude is an AI assistant from Anthropic. We explain clearly what Claude is, what it can do, how it differs from ChatGPT, and whether you can use it for free.

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How to rotate a PDF and save the change permanently
Productivity • 6 min read

How to rotate a PDF and save the change permanently

A document opens sideways and the browser's rotate button does not fix the file. Learn how to save rotation in the PDF, rotate one page and see what remains unchanged.

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25 best Claude prompts: practical examples you can copy
Artificial intelligence (AI) • 11 min read

25 best Claude prompts: practical examples you can copy

Copy practical Claude prompts for breaking down long documents and contracts, summaries with citations, feedback on your writing, natural rewrites, learning, source-backed research, and comparing options.

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