What are Mainframes?

Mainframe computers, also known as “big iron,” power things from credit card processing to airline ticketing. How do they work, and what makes them different from other large-scale devices like supercomputers? TunnelBear message: TunnelBear is the easy-to-use VPN app for mobile and desktop. Visit http://tunnelbear.com/linus to try it free and save 10% when you sign Read more about What are Mainframes?[…]

What is Floating-Point Performance?

Floating-point operations per second, or FLOPS, is a performance metric you see on certain processors, notably GPUs. But what the heck does “floating-point” mean and why is it important? Try Tunnelbear for free, no credit card required, at https://www.tunnelbear.com/Linus Techquickie Merch Store: https://www.designbyhumans.com/shop/LinusTechTips/ Techquickie Movie Poster: https://shop.crowdmade.com/collections/linustechtips/products/tech-quickie-24×36-poster Follow: http://twitter.com/linustech Leave a reply with your requests Read more about What is Floating-Point Performance?[…]

What is Linux?

Linux can be found on everything from servers to smartphones to desktop PCs – but what makes it different from Windows, and should you give it a try? Dollar Shave Club link: http://dollarshaveclub.com/linus Follow: http://twitter.com/linustech Join the community: http://linustechtips.com License for image used in this video: https://creativecommons.org/licenses/by/3.0/legalcode source

Supercomputers as Fast As Possible

What is a supercomputer, and how on earth are supercomputers so darn fast? Join Dollar Shave Club: http://dollarshaveclub.com/linus Dollar Shave Club delivers high quality shaving products and other bathroom supplies to your door every month for less than the cost of buying your razors from the store! Join now and start shaving time and shaving Read more about Supercomputers as Fast As Possible[…]