Still far and away the most powerful, and now the easiest-to-use, worksheet app. Except for a few scientific and financial-analysis tasks, it's the first and only choice for manipulating numeric data.

I once made money moonlighting as a VisiCalc and Lotus 1-2-3 instructor before Steve Ballmer ever typed “=sum(Profits)” in an Excel 1.0 spreadsheet cell. And a friend and former colleague from my ...

Unlock the full InfoQ experience by logging in! Stay updated with your favorite authors and topics, engage with content, and download exclusive resources. Vivek Yadav, an engineering manager from ...

XLS files are Excel workbook files created in Excel 97 or Excel 2003. The 2007, 2010 and 2013 versions of the program use the XLSX format by default to save workbooks, but can also use the XLS format.

Q. Our company uses Excel 2013 running on Windows, but one of our employees wants to switch to a Mac. If we allow him to do this, will his Mac-based Excel files be compatible with the rest of our ...

If you have two similar Excel spreadsheets, or different versions of the same original spreadsheet, it can be useful to compare the Excel files and see how they differ. If the spreadsheets are short, ...

There are two kinds of Microsoft Excel users in the world: Those who make neat little tables, and those who amaze their colleagues with sophisticated charts, data analysis, and seemingly magical ...

Simplify your data transformation by skipping complex parsing expressions and instead using Flash Fill and Power Query in Microsoft Excel. Image: IB Photography/Adobe Stock If you work with imported ...

I've been writing about software and hardware for PCMag for more than 40 years, focusing on operating systems, office suites, and communication and utility apps. I've specialized in everything related ...