Googling Excel functions for 30 minutes. Even when I finally put one together, it errors out for some reason. My past self was stuck in this loop. Searching for how to write SUMIF or VLOOKUP every ...

Compare the best free Microsoft Excel alternatives for 2026, including features, pricing, pros and cons, and use cases for each spreadsheet tool. The kinds of features you need from your spreadsheet ...

A Tree-sitter grammar for Visual Basic for Applications (VBA). Fills the gap of the long-missing tree-sitter VBA parser — the only production-ready open-source VBA grammar for tree-sitter. tree-sitter ...

I think many people have these concerns. Actually, I was the same way. If you look online, various study methods are introduced, but there was so much information that I didn't know what to believe.