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DataDrivenDee

Founding member #20 · joined Jul 2026

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Recent posts

how would i actually measure my own slippage?

Aug 2026

What I'd want to see before believing any research posted here

Market Data & Research

Aug 2026

When two data sources disagree, which one is wrong?

Market Data & Research

Aug 2026

Partial fills: what does your strategy actually do?

Aug 2026

The documentation explains what, rarely why

Aug 2026

The wiggle test: does your parameter actually matter?

Strategies & Backtesting

Jul 2026

"Future function" — a better name for look-ahead, and a checklist

Strategies & Backtesting

Jul 2026

Writing a trading strategy entry that can be proven wrong

Strategy Library

Jul 2026

How do you decide a research result is real?

Market Data & Research

Jul 2026

Show me the trades I didn't take

Feature Requests

Jul 2026

How do you verify your fills are actually good?

Jul 2026

"It's been working" is not evidence yet. How long is?

Automated Trading

Jul 2026