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Jul 19, 2026The Seller Said 2.3% Churn. The CSV Said 9.4%. Don't Make My $340K Mistake.
I bought a SaaS business with 2.3% reported monthly churn. The real number was 9.4%. That gap cost...
Jul 19, 20262 min read0 reactions0 comments
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Jul 19, 2026
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#finance
Stop recomputing OHLCV indicators after every new bar
A four-year, 15-minute stock backtest is about 140k bars for one stock. With 50 stocks, that is...
Jul 19, 20262 min read0 reactions0 comments
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Jul 19, 2026Small cap vs mid cap vs large cap stocks explained
Practical finance guide for Indian investors: Small cap vs mid cap vs large cap stocks explained
Jul 19, 20263 min read0 reactions0 comments
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Jul 18, 2026Back to the Future of Stock Prediction: Machine Learning Lessons from Marty McFly
The Quest Begins (The "Why") I still remember the first time I typed pip install yfinance...
Jul 18, 20265 min read0 reactions0 comments
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Jul 19, 2026SEC Form 4 insider buying, 2026-07-17: the notable director & officer purchases
Every insider buy and sell reported to the SEC on 2026-07-17, parsed from primary EDGAR filings into...
Jul 19, 20263 min read0 reactions0 comments
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Jul 18, 2026Citibank's $900 Million Mistake: Six Eyes on an Approval Screen That Never Showed the Amount
Citibank wired $900M by mistake through a six-eyes approval screen that never showed the amount. The...
Jul 18, 20268 min read1 reactions0 comments
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Jul 17, 2026Moving Averages and RSI: The Jedi's Guide to Market Trends
The Quest Begins (The "Why") Honestly, I used to stare at candlestick charts feeling like...
Jul 17, 20264 min read0 reactions0 comments
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Jul 17, 2026Stop Prompting LLMs to do Legal Math. It's Broken.
A deep dive into why LLMs fail at complex financial/legal calculations and how specialized MCP servers like the US Post-Judgment Interest Calculator provide the deterministic execution layer needed for production agents.
Jul 17, 20263 min read2 reactions0 comments
Automating BCBS 239 Compliance with Unity Catalog and OpenLineage
Eighty-two percent of financial institutions still rely on manual Excel spreadsheets to map data...
Jul 17, 20265 min read0 reactions0 comments
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Jul 16, 2026Risk Management in Algo Trading: Lessons from The Matrix
The Quest Begins (The "Why") I still remember the first time I watched my algo blow up a...
Jul 16, 20265 min read0 reactions0 comments
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Jul 16, 2026How to Build a Stock Market Trading Bot in Python: A Jedi’s Guide to Algorithmic Trading
The Quest Begins (The “Why”) Honestly, I was just trying to stop myself from staring at...
Jul 16, 20265 min read0 reactions0 comments
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Jul 15, 2026The Moving Average & RSI Quest: Like Neo in The Matrix, See Through Market Noise
The Quest Begins (The “Why”) I still remember the first time I tried to read a stock chart...
Jul 15, 20265 min read0 reactions0 comments