39 prompts matching "functions"
Act as an Excel formula expert. Help me replace nested INDEX-MATCH and VLOOKUP f...
I need to reconcile two Excel lists that should overlap, but the data is messy. ...
Demonstrate advanced Pandas GroupBy operations for [dataset type, e.g., sales tr...
I need to look up values in Excel using multiple conditions. My dataset has colu...
Design a library of reusable custom Excel functions using the LAMBDA function fo...
You are an Excel formula expert. I need to build a SUMIFS formula that totals va...
Build a reporting dashboard using Excel 365 dynamic array formulas (FILTER, SORT...
You are an Excel formula expert. Help me write an INDEX/MATCH formula that retur...
You are a TypeScript type-system expert. Help me get correct types on a generic ...
Build a complete SQL-based customer cohort analysis system for subscription or e...
Review this pull request diff and provide structured feedback. [PASTE DIFF OR F...
Below is a function that's grown to ~200 lines and does too much. Refactor it. R...
Walk me through building a 13-week cash flow forecast for a small business. Outp...
Write a Postgres query to produce a monthly cohort retention table. Source table...
I have an events table (event_name, user_id, event_time, properties JSON). Write...