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The Best Black Friday Soundbar Deals

Tired of watching your favorite movies through the tinny built-in speakers on your TV? Cyber Monday is the perfect time to upgrade your TV room with a new soundbar, a simple addition that can revolutionize everything you watch. We found a variety of discounts on everything from budget-friendly standalone bars to expansive home theater systems…

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Surface Tension – DEV Community

If you press your finger against water, it pushes back. That invisible resistance, surface tension, keeps the liquid whole even when disturbed. Good software has something like it. Some systems hold together when you change them; others leak at the slightest touch. The difference lies in integrity — the way a system manages its side…

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Automate PDF Data Extraction with n8n: Processing 30,000+ Documents Without Breaking a Sweat

Ever stared at a folder with thousands of PDF invoices, resumes, or reports and thought, “There has to be a better way”? Spoiler: there is. At WeSpark Automations, we recently built a PDF data extraction pipeline that processed over 30,000 documents—scanned images, digital PDFs, multi-page forms—and pushed clean, structured data straight into Google Sheets. Zero…

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Master RAG Evaluation with RAGAS

In recent years, Retrieval-Augmented Generation (RAG) has become one of the go-to architectures for enterprises building AI assistants, knowledge search systems, and domain-specific agents. As companies ingest more documents, RAG systems grow complex — with custom retrievers, vector stores, and prompt engineering. To ensure the RAG pipeline performs well and returns results without hallucinations, the…

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