Dalesh Chauhan

Internet of Things (IoT) in 2025

Internet of Things (IoT) in 2025: Opportunities & Risks

I’ve spent years working with real machines, gateways, vibration sensors, PLC integrations, and dashboards — and I can say this confidently: The IoT in 2025 is not the same IoT we were talking about 5–7 years ago. Earlier it felt like a fancy concept:“Smart homes,” “connected devices,” “automation.” But in 2025, it’s practical, measurable, and

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How EVM Machine Stores Your Vote

How EVM Machine Works: A Simple, Real & Practical Explanation (With My Personal Experience)

Indian elections are massive. With millions of voters, thousands of polling stations, and long queues — managing everything manually was almost impossible. I still remember when I first saw an Electronic Voting Machine (EVM) during the 2014 Lok Sabha elections. That was the first time I understood how simple and fast voting could be when

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How to Send IoT Data to the Cloud

How I Send IoT Data to the Cloud (My Practical Guide for 2025)

When I started working with Industrial IoT systems, one of my biggest challenges was figuring out how to get sensor data from the shop floor to a cloud dashboard reliably. If you’ve worked with MQTT, Node-RED, or Grafana before, you know the struggle — sensors sending random payloads, databases filling up, or Grafana showing blank

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Agentic AI Explained

Agentic AI Explained: The Future of Human-Machine Collaboration in 2025

If you’ve been following the evolution of artificial intelligence, you’ve likely noticed a major transition happening in 2025 — from reactive AI models to proactive, decision-making systems. This new wave, often described as Agentic AI, represents the next frontier of human-machine collaboration. At TechKnowledge.in, we’ve seen this transformation firsthand in industrial automation, manufacturing analytics, and

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Best Tech Gadgets for Remote Workers

Best Tech Gadgets for Remote Workers in 2025 (Boost Your Productivity and Comfort)

The way we work has completely changed. What once started as a temporary “work-from-home” trend has now evolved into a global remote work revolution. In 2025, millions of professionals, entrepreneurs, and freelancers are building entire careers from their living rooms, home offices, or co-working spaces. But here’s the truth — working remotely isn’t always easy.

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How to Protect Your Server from Overload and Hacking

How to Protect Your Server from Overload and Hacking (Complete Guide)

If you’ve ever managed your own server, you know that heart-stopping moment when your website suddenly stops loading. It happened to me a few months back — I had hosted multiple small applications on a single VPS. One morning, everything went offline. Even SSH wouldn’t respond. I thought the hosting company had failed me, but

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Tax Saving Strategies for Freelancers in India

Tax Saving Strategies for Freelancers in India — A Practical Guide from My Own Experience

When I started freelancing back in 2018, I was excited — no office politics, no 9-to-5 grind, and complete freedom. But when my first tax season arrived, I realized that freedom came with its own set of responsibilities — especially income tax. At that time, I didn’t know what Tax Saving Strategies for Freelancers in

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