How to convert XLS and JSON files to CSV in Linux with csvkit Sometimes you just need a quick means of converting a spreadsheet to a comma-separated values file.

When you're reformatting a drive, memory card, or flash drive you need to pick a file format. If you see FAT32, exFAT, and NTFS, but don't know which one to pick, here's what you need to know.

Your Kindle isn't restricted to books from Amazon. Here's how to send other ebook formats to your ereader, and where to get free ebooks, including with Amazon's Stuff Your Kindle events.