Archive

Every article on investment research, trading systems, AI automation, Python, and data analysis.
2026

Micron FY2026 Q3 Earnings: This Is More Than Another Memory Pricing Cycle

Behind $41.5 Billion in Revenue and an 84.6% GAAP Gross Margin, Long-Term Agreements Are Rewriting the Cycle

I Picked the Right Stocks—So Why Couldn’t I Hold On to the Profits?

After Reviewing 19 Exits in MRVL, SPCX, BMNR, and SNDK, I Rewrote My Position-Sizing Rules

SNDK Investor Day 2026 Review: Valuation Re-Rating and Scaling Out

Do Not Try to Sell at the Exact Top—A Complete Review of One SNDK Trade

For $2 a Month, AI Translates the X Creators I Follow and Delivers Their Posts to Feishu

Why I Rejected the Official API and Built a Self-Hosted X Monitor, Translator, and Daily Intelligence Brief

2022

How a UK E-commerce Business Can Segment Its Online Retail Customers

Customer Segmentation with RFM and K-Means

How to Speed Up pip Package Downloads

Use Reliable PyPI Mirrors in China for Faster Python Package Installation