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The secret Python switch: How one flag makes your scripts run faster

Python -O won’t magically make every script faster, but in the right workloads it’s a free win—here’s how to test it safely.
InfoQ

Pandas 3.0 Introduces Default String Dtype and Copy-on-Write Semantics

The pandas team has released pandas 3.0.0, a major update that changes core behaviors around string handling, memory ...

With GPT-5.3-Codex, OpenAI pitches Codex for more than just writing code

Today, OpenAI announced GPT-5.3-Codex, a new version of its frontier coding model that will be available via the command line, IDE extension, web interface, and the new macOS desktop app. (No API ...
ADTmag

OpenAI’s GPT-5.3-Codex Wants to be More than a Coding Copilot

OpenAI is pitching GPT-5.3-Codex as a long-running “agent,” not just a code helper: The company says the model combines GPT-5.2-Codex coding strength with GPT-5.2 reasoning and professional knowledge, ...

I used ChatGPT to build a Moltbot and get on Moltbook — here's exactly how I did it

I used ChatGPT to build a Moltbot and get accepted onto Moltbook. Here’s a step-by-step look at what I did, what went wrong, and what finally worked.