Technical

Articles of a technical nature

What Kerala’s Traditional Homestead Gardens Can Still Teach Us About Self-Reliance

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Kerala’s traditional homestead gardens, called thottam or purayidam, integrate fruit trees, spices, vegetables, herbs, and livestock in multi-layered systems that mimic natural forests. These small plots have long provided families with food, medicine, fuel, and income while requiring minimal external inputs. The gardens achieve resilience through high biodiversity, seed saving, circular resource use, and vertical … Read more

How to Set Up WireGuard VPN on Windows 11 (Beginner Guide)

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If you work from cafés in Bengaluru, travel between cities, or simply want a private tunnel for home lab access, a personal VPN is one of the highest-value tools you can set up in 2026. WireGuard is a modern VPN protocol that is fast, lean, and comparatively easy to configure—especially once you stop thinking of … Read more

Running Local AI Models on Everyday Hardware in 2026

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By 2026, powerful AI models run directly on standard laptops, desktops, and mid-range tablets. This shift delivers privacy, low latency, and cost savings by reducing dependence on cloud infrastructure. Hardware with NPUs or GPUs offering 8–16 TOPS, 16–32 GB memory, and fast storage now supports efficient quantized models such as Llama 4, Grok-2 Lite, Mistral … Read more

Five Essential Linux Tools Every Windows Switcher Should Learn First

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Switching from Windows to Linux emphasizes mastering the command line over graphical interfaces. Five essential tools—Bash, Vim, grep, Git, and htop—replace familiar Windows utilities while offering greater flexibility for file management, editing, searching, version control, and system monitoring. These utilities accelerate productivity through terminal workflows like piping commands and keyboard-driven operations. Practicing them in WSL … Read more

A Brief History of Encryption: From Ancient Ciphers to Modern PGP and Beyond

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Encryption has evolved over millennia from basic letter shifts and physical tools like the scytale in ancient Egypt, Sparta, and Rome to sophisticated systems protecting modern communications. Early substitution and transposition ciphers gave way to frequency analysis, polyalphabetic methods such as the Vigenère cipher, and mechanical devices including the Enigma machine. The digital era introduced … Read more

How to Run Local AI Models Offline on a Mid-Range Laptop

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Running local AI models offline on a mid-range laptop provides privacy, eliminates subscription costs, and enables use without internet. With 16 GB RAM, a modern CPU, and optional GPU, users can run 7B and 13B parameter models efficiently using quantized versions. Tools like Ollama and LM Studio simplify installation and operation. The guide details downloading … Read more

The Evolution of the Internet: From ARPANET to the Age of AI Agents

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The internet evolved from ARPANET, a 1969 military-funded packet-switching network linking four university computers, into the foundation of global communication. Email appeared by 1971, TCP/IP standardized connections in the 1980s, and the World Wide Web launched in 1991 as a static, one-way information system. Subsequent phases introduced interactivity through Web 2.0’s user-generated content and social … Read more

Top 5 Free & Open-Source Password Managers in 2026

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Top free and open-source password managers in 2026 offer strong encryption, cross-platform support, and self-hosting options without licensing fees. They prioritize transparency, regular audits, and community development amid growing data privacy regulations. Bitwarden leads for its polished apps and cloud convenience. KeePassXC suits offline users, while pass targets developers with its Git-based approach. Vaultwarden provides … Read more

How the 2026 Monsoon and El Niño Aftermath Are Reshaping Indian Agriculture and Cities

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The 2026 southwest monsoon arrived unevenly after the 2025 El Niño-induced rainfall deficit, bringing delayed onset in southern India, floods in the northeast, and prolonged dry spells on the Deccan plateau. These patterns are accelerating shifts in agriculture toward drought-resistant crops and precision tools while exposing vulnerabilities in urban water systems and infrastructure. Farmers are … Read more

Five of the best selling albums of all time

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Discovering the best selling albums of all time reveals iconic releases that shaped music history and global culture. This article examines five legendary records—Michael Jackson’s Thriller, AC/DC’s Back in Black, Pink Floyd’s The Dark Side of the Moon, Whitney Houston’s The Bodyguard soundtrack, and the Eagles’ Greatest Hits—highlighting their massive sales, signature tracks, and enduring legacies that continue to influence generations.