https://www.pythonicvarun.me/blog Writing on AI/ML interpretability, offensive security, CTFs, and backend engineering. en Mon, 31 Aug 2026 18:44:44 GMT https://www.pythonicvarun.me/blog/btrfs-restore-after-shift-delete https://www.pythonicvarun.me/blog/btrfs-restore-after-shift-delete Sun, 30 Aug 2026 00:00:00 GMT I nuked a folder full of local-only git repos, everything said TRIM had already wiped it, and btrfs restore got it back anyway. BTRFSLINUXFEDORADATA-RECOVERYGIT https://www.pythonicvarun.me/blog/wrong-train-quiz-2-day https://www.pythonicvarun.me/blog/wrong-train-quiz-2-day Sun, 16 Aug 2026 00:00:00 GMT Boarded the wrong train right after my IITM BS Quiz-2 because Where is my Train showed it as already arrived. Had to get off at the next stop and wait for the real one. TRAVELMISHAPLOL https://www.pythonicvarun.me/blog/ethernet-not-working-fedora-networkmanager https://www.pythonicvarun.me/blog/ethernet-not-working-fedora-networkmanager Thu, 06 Aug 2026 00:00:00 GMT My ethernet stopped working on Fedora. Cable was fine, driver was fine, kernel could see the link. NetworkManager just never made a profile for it. FEDORALINUXNETWORKMANAGERTROUBLESHOOTING https://www.pythonicvarun.me/blog/master-git-commit-messages-guide https://www.pythonicvarun.me/blog/master-git-commit-messages-guide Thu, 25 Dec 2025 00:00:00 GMT Stop writing 'fixed stuff' in your commits! 🛑 This guide breaks down standard commit types like feat, fix, and refactor to help you write clean, professional, and useful Git history. 🚀 GitWorkflowBest Practices https://www.pythonicvarun.me/blog/sklearn-vs-cuml-gpu-acceleration-showdown https://www.pythonicvarun.me/blog/sklearn-vs-cuml-gpu-acceleration-showdown Tue, 21 Oct 2025 00:00:00 GMT Is your model training taking forever? 🐢 This blog pits the CPU-based king, Scikit-learn, against the GPU-powered challenger, cuML. Discover their differences, advantages, and when to use each for maximum speed and efficiency. 🚀 Machine LearningGPUscikit-learncuML https://www.pythonicvarun.me/blog/ml-metrics-explained https://www.pythonicvarun.me/blog/ml-metrics-explained Thu, 16 Oct 2025 00:00:00 GMT From Accuracy and F1-Score to RMSE and R-squared, this guide breaks down the essential ML metrics. Learn how to truly measure your model's performance and avoid common pitfalls! 🎯🚀 Machine LearningMetricsData Science https://www.pythonicvarun.me/blog/sklearn-models-use-cases-guide https://www.pythonicvarun.me/blog/sklearn-models-use-cases-guide Wed, 15 Oct 2025 00:00:00 GMT Ever feel lost in the sea of scikit-learn models? 🤖 This guide breaks down the most popular models like Linear Regression, Random Forest, and K-Means, explaining what they do and where to use them. 📈✅ Machine Learningscikit-learnPython https://www.pythonicvarun.me/blog/ancient-pi-formula-in-sanskrit https://www.pythonicvarun.me/blog/ancient-pi-formula-in-sanskrit Sun, 22 Sep 2024 00:00:00 GMT Explore the fascinating world of ancient Indian mathematics with a Sanskrit verse that gives an accurate approximation of Pi (π). This blog breaks down the verse, showing how Indian scholars calculated the circumference of a circle thousands of years ago. A perfect blend of history and math that's still relevant today! 🔢🌍 MathematicsHistoryCulture https://www.pythonicvarun.me/blog/infinite-loop-of-completeness https://www.pythonicvarun.me/blog/infinite-loop-of-completeness Mon, 16 Sep 2024 00:00:00 GMT Dive into the timeless wisdom of the slok "Purnamadah Purnamidam" and discover how it relates to our modern world! Learn how completeness, whether in knowledge, life, or coding, is something we already have, and why we need to stop searching for something that's already within us. 🚀 PhilosophyLifeCulture https://www.pythonicvarun.me/blog/python-vs-go-beginners-guide https://www.pythonicvarun.me/blog/python-vs-go-beginners-guide Fri, 13 Sep 2024 00:00:00 GMT Curious about which programming language to dive into as a first-year CSE student? This blog explores the differences between Python and Go (Golang), two powerful languages with distinct strengths. Discover Python's user-friendly features and vast ecosystem versus Go's high-performance capabilities and efficient concurrency. Whether you're just starting out or looking to advance your skills, get insights into which language might be the best fit for your coding journey. 🚀🐍 PythonGoProgramming https://www.pythonicvarun.me/blog/the-rat-race-listening-to-your-inner-voice https://www.pythonicvarun.me/blog/the-rat-race-listening-to-your-inner-voice Thu, 01 Aug 2024 00:00:00 GMT In a fast-paced world, many find themselves running a race they didn't choose. This blog explores the cost of ignoring our inner voice and how we can reconnect with what truly matters. LifeCareerReflection