Xavier Mareca
@xavierdatatech
Data & AI Consultant | Multilingual EN/ES/FR/DE | EdTech
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🚀 PySpark in the Cloud: 💾 DataFrames · Delta Lake · Databricks 📊 Power BI Export · Semantic Layer via LangChain 🔁 Real-world pipelines, hands-on. 🔗 linkedin.com/in/xavier-mare… #PySpark #BigData #DataEngineering #PowerBI #LangChain #Azure #AI
🚄 While Europe debates and Japan refines, China builds. In just 20 years: 45,000+ km of high-speed rail, 700+ cities linked, trains up to 350 km/h. A masterclass in scale, planning & execution — powered by data and design. #China #HighSpeedRail #Innovation
Mini biogas domes process café food scraps, grass clippings & dog waste to generate clean methane that powers nearby lanterns. Circular design meets smart energy. 🌱⚡️ #Netherlands #GreenTech #DataAndSustainability #CircularEconomy #CleanEnergy #UrbanInnovation #SmartCities
🇨🇭 Switzerland has built the world’s largest foldable solar roof! ☀️ 20,000 m² of panels ⚡ 3,400 MWh/year — powers 700 homes ❄️ Panels retract in case of wind, snow or hail #Engineering #Sustainability #Switzerland #SolarEnergy #RenewableEnergy #Innovation #FutureIsNow
The #EU’s new #HighSpeedRail Plan could reshape #Mobility across #Europe. 🔹 Lisbon–Madrid: 3h 🔹 Paris–Berlin: 4h 🔹 Rome–Vienna: 4h30 A strategic move to cut flights, boost #sustainability, and strengthen continental integration. 🌍 #EUTransport #GreenTransition #EuropeOnTrack
No workers, no noise, no chaos — just machines building in silence. From robot-built homes in China to data centres in Virginia, the world is automating at scale. #AI #Automation #Industry40 #DataCenters #FutureOfWork #Technology
Loudoun County, Virginia — home to 199 data centres powering the internet and AI. Billions in revenue, thousands of jobs… but rising noise, lost wildlife, and electricity costs up 267%. www-bbc-com.cdn.ampproject.org/c/s/www.bbc.co… #DataCenters #AI #Infrastructure #Energy #Sustainability
Japan already lives in 2050. 🇯🇵 Fully automated checkouts, AI-powered payments, zero friction. While others imagine the future — Japan is already living it. 🤖💳 #Japan #AI #Automation #SmartRetail #Innovation #FutureOfWork #Industry40 #TechDisruption
Amazon now has over 750,000 robots in its workforce — and counting. 🤖 AI, robotics, and computer vision are transforming human jobs faster than ever. This isn’t science fiction — it’s happening now. #AI #Robotics #Automation #Industry40 #FutureOfWork #ArtificialIntelligence
The world is changing faster than we can comprehend. AI-powered robotics + Industry 4.0 are not the future — they’re the present. 🤖🌍 #AI #Robotics #Industry40 #Automation #SmartManufacturing #FutureOfWork #TechDisruption #Innovation
Still one of the greatest games ever made. 🟡✨ Chasing ghosts, eating dots, pure arcade magic — Pac-Man never gets old. 👾💛 #PacMan #RetroGaming #ArcadeClassic #GamingLegend #Nostalgia #Namco #GameOn
Step inside of Project Rainier! 🏔️☁️ The world's most powerful AI supercomputer is here, and it's transforming AI development. Learn more. 👉 go.aws/47hzTh3
🚨 The world discards $91B in e-waste every year. Now, an #AI system can spot and remove hidden #batteries from recycling lines using air jets — reducing fires and recovering critical minerals. #CircularEconomy #Sustainability #TechForGood #Recycling #Innovation
📊 China Turned Garbage Into Gold: • USD $15-40 revenue per ton • Waste → Energy → Materials → Tech exports A decade ago: burden to dispose Today: fighting over trash They've mastered the circular economy. #WasteToEnergy #CircularEconomy #China #GreenTech
🚀 Just dropped a new video: Azure Local Overview ☁️ If you're curious about how Azure is evolving to meet low-latency, networking, local sovereignty, compliance, and data residency needs—this one's for you. 📺 Watch now on YouTube youtube.com/watch?v=Iv6NxR… In this video, I break…
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Azure Local Overview ☁️
📊 China's EV Market Dominance by the numbers: • 90% control of global EV supply chain • BYD outselling Tesla in multiple markets • Chinese EV makers forcing legacy automakers into bankruptcy #EVData #ChinaEV #BYD #SupplyChain #MarketDisruption #Tesla #ElectricVehicles
🚦🇫🇮 #Helsinki has achieved a remarkable milestone: #ZeroTrafficDeaths🛑 Through innovative urban design, prioritizing pedestrians and cyclists, and implementing intelligent infrastructure, Finland's capital is leading the way in #RoadSafety #SmartCity #UrbanInnovation
Robotic, AI-driven gas pumps are now being tested at select gas stations in China. The automated system handles the entire refueling process without human assistance. #Technology #Automation #AI #China #FutureTech #Robotics #Innovation #GasPumps #AutomatedServices #TechNews
🇩🇪🇨🇳 Germany filed OFFICIAL PROTEST to China over BLOCKADE of microchip sales by China — China banned supplies to EU after nationalization of Chinese Nexperia company "We were hit hard by microchip shortage, as German economy depends on these supplies. We are committed to a…
Apple’s American-made advanced servers are now shipping from our new Houston facility to Apple data centers! These servers will help power Private Cloud Compute and Apple Intelligence, as part of our $600 billion US commitment.
Google partners with Energy Dome to deploy innovative CO2 Battery technology for data centers This is a game-changer for AI data centers that need constant power. m.youtube.com/watch?v=C6D4ap… #CleanEnergy #AI #DataCenters #RenewableEnergy #EnergyStorage #ClimateAction #Google
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Google’s Nuclear Energy Strategy For Data Centers
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