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 ...
finance.biggo

Matz Builds 14-Year-Old Ruby Compiler Concept in 3 Weeks With AI; Spinel Rollout Shows "Amplification, Not Democratization"

Yukihiro Matsumoto, the creator of Ruby, revealed that he implemented Spinel—an AOT compiler for Ruby that had existed only as a concept for 14 ...
shattered.io

Nintendo Switch 2 Game Prices: $80 MSRP in 12 Steps [2026]

Track Nintendo Switch 2 game prices across MSRP tiers, regions, and formats with this 12-step spreadsheet and Python tracker.

Comparing Full-width and Half-width Characters in Python: An Introduction to NFKC While Preserving Original Text

"ＡＢＣ－１２３" and "ABC-123". When comparing product codes, you might intend for them to be the same, but in Python, they do not match. Have you ever gotten stuck here when checking a received list?In such ...
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 ...
XDA Developers

I rebuilt my most complicated Excel workbook in Python with an AI agent's help, and I'm not going back

Excel isn't useless here, either. Poking one number and watching everything move is instant, and Excel's own Python in Excel ...
BIOENGINEER

Python Library pytransform3d Adds Transformation Graphs, Uncertainty Handling, and 3D Visualization for Robotics

Researchers at DFKI and the University of Bremen present new pytransform3d features for transformation graphs, uncertainty ...