How-To Geek on MSN

Stop writing percentage formulas in Excel—use this instead

Excel PivotTables replace manual percentage formulas with built-in tools for totals, trends, and nested analysis.
PCMag on MSN

I ditched password generators and made a better one in Excel. Here's how

Because many password generators aren't as random as they seem, I built an improved one in Excel—and I'll show you exactly ...

How Warren Buffett's 90/10 Rule Simplifies Investing for Average Investors

Warren Buffett's 90/10 investment strategy for average investors is simple to implement but requires discipline and patience ...

The Advanced Google Sheets Features You Should Be Using but Probably Aren’t

This Google Sheets Advanced Tutorial explains IF, VLOOKUP, INDEX MATCH, and pivot tables, plus macros and Apps Script for ...

8 Excel Symbols That Are Making Complex Formulas Obsolete

Stop Excel errors by using these 8 key symbols, like ' to keep leading zeros and ~ to search for literal * or ? characters in data.
IEEE

Multiple Shear-Shift Absolute Calibration of Reference Surface for White-Light Interferometers

Abstract: With advantages for testing midfrequency form error and strong curved surfaces, the white-light interferometers (WLIs) have been widely used for testing ...
IEEE

Extension of the Hill Cipher via Rhotrices and Heart-Oriented Multiplication with MS Excel Implementations for R3 and R5 Cases

Abstract: This paper presents a variant of the Hill cipher that replaces ordinary matrix operations with rhotrix algebra using heart-oriented multiplication. We review basic properties of rhotrices, ...