--- title: "Vivek Biswas (@vivekbiswas-ds2510) | Hashnode" description: "Start the journey whenever you want to, don't hesitate to start. Read the latest articles by Vivek Biswas on Hashnode." url: "https://hashnode.com/@vivekbiswas-ds2510" --- @vivekbiswas-ds2510 # Vivek Biswas @vivekbiswas-ds2510 · Delhi, India · Joined September 2026 Start the journey whenever you want to, don't hesitate to start. [Website](https://www.instagram.com/vivekbiswas.ds/) ### [Day 15: I Learned VLOOKUP Twice — First by Building It, Then by Understanding It](https://zero2ds.hashnode.dev/day-15-vlookup-excel-car-inventory-data-analysis?utm_source=hashnode&utm_medium=feed) What a Car Inventory project taught me about learning Excel for data science Day 15 of my 10-month journey from zero to Data Science → Quantitative Trading. 7 min read · [zero2ds.hashnode.dev](https://zero2ds.hashnode.dev/day-15-vlookup-excel-car-inventory-data-analysis?utm_source=hashnode&utm_medium=feed) [Sep 23](https://hashnode.com/posts/day-15-vlookup-excel-car-inventory-data-analysis/6ab3dc457077a7d15e8c9603) ### [Days 6-14: From Corporate Actions to My First Full Annual Report, the Complete Week 2 Recap](https://zero2ds.hashnode.dev/days-6-14-from-corporate-actions-to-my-first-full-annual-report-the-complete-week-2-recap?utm_source=hashnode&utm_medium=feed) This is the unabridged version, every concept, every table, every number from nine days of this journey, Days 6 through 14, compiled into one place for anyone who wants the full picture rather than the day-by-day drip. No prior coding or finance background, 15 hours a week, working toward Data Science for Quantitative Trading. In this post: Day 6: Asset Turnover, Cash Cycles, Corporate Actions (Split vs. Bonus) Day 7: Revision, the full Week 1 concept table Days 8-9: Organizing notes, revisiting basics on video Day 10: Pivot Tables, Rights Issues, Profit vs. Cash Flow Day 11: Banking analysis with HDFC Bank, finishing Varsity Module 1 Day 12: Teaching VLOOKUP, starting Annual Reports Day 13: AAPL vs. TCS, a second company comparison Day 14: My first full Annual Report, Zydus Wellness 30 min read · [zero2ds.hashnode.dev](https://zero2ds.hashnode.dev/days-6-14-from-corporate-actions-to-my-first-full-annual-report-the-complete-week-2-recap?utm_source=hashnode&utm_medium=feed) [Sep 21](https://hashnode.com/posts/days-6-14-from-corporate-actions-to-my-first-full-annual-report-the-complete-week-2-recap/6ab0f0b6c22fd4713564e690) ### [Days 2-5: A Missed Morning, Gradebook Charts, and My First Real Fundamental Analysis Concepts](https://zero2ds.hashnode.dev/days-2-5-a-missed-morning-gradebook-charts-and-my-first-real-fundamental-analysis-concepts?utm_source=hashnode&utm_medium=feed) Days 2-5 of my data science journey: a missed study day, Google Sheets chart struggles, and my first real fundamental analysis concepts. 4 min read · [zero2ds.hashnode.dev](https://zero2ds.hashnode.dev/days-2-5-a-missed-morning-gradebook-charts-and-my-first-real-fundamental-analysis-concepts?utm_source=hashnode&utm_medium=feed) [Sep 11](https://hashnode.com/posts/days-2-5-a-missed-morning-gradebook-charts-and-my-first-real-fundamental-analysis-concepts/6aa3e7ddaa81baedbf7ed79c) ### [Day 1: Zero to Data Scientist — Starting My Quant Trading Journey](https://zero2ds.hashnode.dev/day-1-zero-to-data-scientist-starting-my-quant-trading-journey?utm_source=hashnode&utm_medium=feed) My 10-month journey from zero coding and finance knowledge to Data Science and quantitative trading, starting with Excel and data analytics. 4 min read · [zero2ds.hashnode.dev](https://zero2ds.hashnode.dev/day-1-zero-to-data-scientist-starting-my-quant-trading-journey?utm_source=hashnode&utm_medium=feed) [Sep 7](https://hashnode.com/posts/day-1-zero-to-data-scientist-starting-my-quant-trading-journey/6a9ecd919ad67b81618565b7)