Blog

Artificial intelligence
Alessandro Fiori

Sentiment Analysis & Topic Modeling: What Your Customers Really Mean

You have 200 reviews, 500 support tickets, 1,000 social media comments. Reading them all would take days — and you’d still miss the most important patterns. Sentiment Analysis and Topic Modeling solve exactly this: in ten minutes you get the emotional tone of every text, recurring themes grouped automatically, and a strategic summary that manual reading would never have produced.

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Artificial intelligence
Alessandro Fiori

Multimodal AI: Analyze PDFs, Images and Documents with Claude, GPT-4 and Gemini

AI no longer reads only text. Claude summarizes a 10-page quote in 30 seconds. GPT-4 Vision transcribes data from a dashboard screenshot into a ready-to-use table. Gemini 1.5 Pro navigates 1,000-page documents citing the sources. This guide shows how they work, when to use which tool, and where the time savings are measurable — with real screenshots from live sessions.

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Artificial intelligence
Alessandro Fiori

RAG: How to Build a Chatbot That Actually Knows Your Company

RAG (Retrieval-Augmented Generation) is the technique that transforms a generic LLM into an assistant that answers directly from your internal documents. This guide shows how the pipeline works — chunking, embedding, vector store, retrieval — and how to implement it today: without code using Claude Projects and Chatbase, or with a custom build using LangChain and LlamaIndex.

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DBMS
Alessandro Fiori

Grafana: Professional Dashboards for Technical and IoT Data

Grafana isn’t a replacement for Looker Studio — it’s a fundamentally different tool for a different problem. Where Looker Studio excels with business reports for stakeholders, Grafana is the visualization layer built for real-time technical data: IoT metrics, time series, infrastructure monitoring. It connects to InfluxDB, PostgreSQL, Elasticsearch, and dozens of other data sources. Free, open source, with native alerting built in.

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Artificial intelligence
Alessandro Fiori

Claude Code + Claude Design: From Idea to Shipped Code

On April 17, 2026, Anthropic launched Claude Design — the day after a major Claude Code update. Together, the two tools close a loop that previously required a designer, a developer, and at least three meetings: from idea to interactive prototype, from prototype to tested working code, all in a single conversation. This guide shows how both work, with real screenshots from live sessions.

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DBMS
Alessandro Fiori

Neo4j: When Relationships Are the Data, Not the Detail

Neo4j isn’t a replacement for SQL — it’s a fundamentally different tool. It excels where relationships between entities are the critical data: social networks, fraud detection, recommendation engines, enterprise knowledge graphs. This guide walks you through the property graph model, your first Cypher queries, and how to get started for free with AuraDB Free in under three minutes.

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Progetta con MongoDB!!!

Acquista il nuovo libro che ti aiuterà a usare correttamente MongoDB per le tue applicazioni. Disponibile ora su Amazon!