Category Archives: data

Your Hedge Fund Howto

“Fresh out of college, with no background in finance, I learned high frequency trading (HFT) first hand while bootstrapping my startup from nothing to trading tens of millions of shares daily for a billion-dollar hedge fund. I’m starting this blog to discuss the technical challenges related to building world class HFT system, including developing [...]
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Cleaning & transforming your data with Stanford’s Wrangler

Wrangler Demo Video from Stanford Visualization Group on Vimeo. “Too much time is spent manipulating data just to get analysis and visualization tools to read it. Wrangler is designed to accelerate this process: spend less time fighting with your data and more time learning from it. Wrangler allows interactive transformation of messy, real-world data into the [...]
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