NERDICATE
The archive
A VPN does not make you invisible online. It creates an encrypted tunnel between your device and a VPN server, hides your IP address from websites, and shifts trust from your ISP to the VPN provider. Here is what changes — and what does not.
Read the article →ADHD is often reduced to distraction, hyperactivity, or a lack of focus. But what is actually happening in the brain? Explore the neuroscience behind attention, motivation, dopamine, and executive function to discover what science really knows about ADHD, what popular explanations get wrong, and which questions researchers have yet to answer.
Build a RAG system that lets AI answer questions about your PDFs. Learn how to extract text, split documents into chunks, generate embeddings, and retrieve relevant information to produce answers grounded in your own documents. A practical introduction to the technology behind AI-powered document search.
Linear regression predicts numbers. Logistic regression estimates probabilities. But why do these models work differently, when should you use each one, and how can you test them on real weather data? Explore the mathematics, Python implementation, and practical differences between two fundamental machine learning methods.
What if artificial intelligence is not a lesser version of human intelligence, but something fundamentally different? Explore why machines solve problems in unfamiliar ways, what this reveals about intelligence, and why thinking like a human may not be the ultimate standard.
