If you're still saving Excel spreadsheets with a three-letter .xls extension, you're lugging around a digital anchor from the era of dial-up. Beyond being a 1990s relic, these legacy files are slow, ...

Sometimes you just need a quick means of converting a spreadsheet to a comma-separated values file. When you don’t have a GUI to take care of the task, Jack Wallen has the perfect command for the job.