Lossless or lossy: If you have big data, know what type of compression to use Your email has been sent Illustration: Lisa Hornung/iStockPhoto Must-read big data coverage What Powers Your Databases?

Real-life data confirms (or contradicts) theoretically derived predictions. In a world seemingly obsessed with lossy compression, lossless codecs also have a place. CPUs’ multimedia-tuned features can ...

Spell checking is such a ubiquitous feature of today's software that we expect to see it in browsers and basic text editors, and on just about every computing device. However, 50 years ago, it was a ...