This guide provides step-by-step instructions with examples how to extract a substring in Excel using various text functions.

Learn about 10 Text functions in Excel with examples, including Find, Len, Left, Right, Mid, Substitute, Upper, Trim, Concatenate, and Text.

TEXTBEFORE and TEXTAFTER are a few more of my favorite Excel functions to clean messy spreadsheets. Excel's newer text ...

Objective Function and Derivatives The input argument fun refers to an IML module that specifies a function that returns f, a vector of length m for least-squares subroutines or a scalar for other ...

Well, I need to get a median value for a set of numbers, from a query. To my surprise, Sql Server does not have a median function/sproc (well, if you install the analysis tools you do, but I can't ...