Transition from user to developer through consistent notation, table-based architecture, global constants, and self-documenting logic.

The big headlines on this release are efficiency, with OpenAI reporting that GPT-5.4 uses far fewer tokens (47% fewer on some tasks) than its predecessors).

These four overlooked Excel features completely changed how I design spreadsheets.

Image: A WWE-style oversized belt and people battling it out on stage. Welcome to the world of Excel championships. (SBS News / Karin Zhou-Zheng) Theme music. A championship belt. People fighting it ...

If you have ever tried to debug optimized code, you probably realized that it can be a frustrating experience. Without optimizations, your debugger is a reliable assistant, precisely following every ...

Modern trace and debugging techniques. IDEs to use for trace and debugging. In computer programming and software development, engineers will deploy debugging tools and processes to find and mitigate ...

Calculating sales tax on prices is something you don't have to worry about if you use Excel. You can add a formula to the spreadsheet you use for invoices, bills of sale or quotes, and that's the end ...