The cause of slow pandas loops was Timestamp generation | While speeding it up 28x with int64, trades silently disappeared

Hello, this is Sukima Log.I use a custom backtest (Python/pandas) to test FX trading rules against past price movements. This ...
3D Printing Industry

Vibecoded clones of SolidWorks and AutoCAD released as open-source

Spend less time fixing files. Discover smarter workflows at AMA: Software 2026. Two open-source CAD applications written ...
InfoQ

Google Adopts Pyrefly for Faster, More Accurate Python Type Checking

Google has replaced its long-standing Python type checker, Pytype, with Pyrefly, an open-source tool originally developed by Meta. The decision was driven by Pyrefly's advantages, including faster and ...
Investopedia

Accumulation Unit: What It Means, How It Works

Katrina Ávila Munichiello is an experienced editor, writer, fact-checker, and proofreader with more than fourteen years of experience working with print and online publications. An accumulation unit ...

India’s F&O Tax: A nudge for traders, a windfall for the treasury

India’s F&O crackdown shows why behavioural interventions must be judged by whether they change investor behaviour. If a tax ...