In this example, the goal is to categorize various expenses using the categories shown in column F and the keywords shown in column E. This is a case where it seems like we should perform a lookup operation of some kind, but the problem is that the keywords appear embedded in the text and the...Read more
The REGEXREPLACE function replaces text matching a specific regex pattern in a given text string. You can think of REGEXREPLACE as a much more powerful version of the simplistic SUBSTITUTE function. While both functions can be used to search and...Read more
Excel's random functions like RAND and RANDARRAY recalculate every time you edit your worksheet, making it impossible to maintain stable random results. This article shows you how to build a seeded random number generator using Excel's LAMBDA function, allowing you to generate reproducible...Read more
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