You’ve probably seen references to TCP and UDP when setting up port-forwarding on a router or when configuring firewall software. These two protocols are used for different types of data.
RFID is a technology that surrounds us every day. It’s in our credit cards, passports, and some of the products we buy. Even many of our pets have RFID chips in them!
Memory cards are used in digital cameras, music players, smartphones, tablets, and even laptops. But not all SD cards are created equal — there are different speed classes, physical sizes, and capacities to consider.
No need to wait for Valve’s Steam Machines — connect your Windows gaming PC to your TV and use powerful PC graphics in the living room today. It’s easy — you don’t need any unusual hardware or special software.
Backups on Windows can be confusing. Whether you’re using Windows 7 or 8, you have quite a few integrated backup tools to think about. Windows 8 made quite a few changes, too.
Netbooks — small, cheap, slow laptops — were once very popular. They fell out of favor — people bought them because they seemed cheap and portable, but the actual experience was lackluster. Most netbooks now sit unused.
QWERTY — so-called because the letters at the top-left corner of the keyboard begin with QWERTY — is the most common keyboard layout. But some people think alternative keyboard layouts like Dvorak and Colemak are faster and more efficient.
Routers are basically little computers. By default, they run a manufacture-provided operating system, or firmware, to route network traffic and provide you with various settings and features. But you can often replace this firmware.
Ubuntu 14.04 LTS is the latest release of Ubuntu. Like other recent releases, there are no flashy big new features. Canonical has made some important changes, but they’re very easy to miss.
Available USB ports on laptops are at a premium even if you have few things to actually plug in, but what do you do if you are using wireless accessories and need those precious USB ports for other uses as well? Today’s SuperUser Q&A post looks for answers to one reader’s USB port dilemma.
Although monitors are largely a plug and play device, there’s more to setting up a new monitor than simply plugging it in and turning it on. Read on as we show a fellow reader how to quality check his new monitor and help it put the best face forward.
Portable applications allow you to move between computers, taking your applications and their settings with you on a USB stick. Portable VirtualBox allows you to create portable operating systems and run them on any PC.
Some Windows tablets have as little as 32 GB of internal storage, and future ones may only have 16 GB! This is extremely cramped for a large Windows system, so you’ll want to make the most of the little space available to you.
Building your own computer is actually pretty simple. Don’t be afraid to dive right in — all you’ll need is a screwdriver, patience, and the ability to follow simple instructions.
VirtualBox can boot virtual machines from USB flash drives, allowing you to boot a live Linux system or install an operating system from a bootable USB device. This option is well-hidden.
Have you ever wondered why laptop screens seem to come in such odd sizes? Then you are not alone! Today’s SuperUser Q&A post looks at the reasons for the odd screen sizes you see when comparing laptops.
Putting your computer to sleep overnight to save energy and resume your work first thing in the morning is a handy trick, but what if your computer wakes itself up early like an energetic toddler? Read on as we help a fellow reader figure out what exactly is waking his PC up.
Many Internet service providers are now giving their customers combined devices that function as both a modem and a wireless router. With these devices, you don’t have to buy a router — but you can, if you like.
It’s common wisdom that deleted files can’t be recovered from solid-state media, only from traditional mechanical hard drives. But this only applies to internal drives — USB flash drives and external solid-state drives are vulnerable to file-recovery attacks.
Many computers give you the option to set a “hard disk password” along with operating system passwords and BIOS passwords. This is different from encryption — a hard disk password doesn’t actually encrypt your files.
Macs can automatically download and reinstall their operating system. This process normally keeps your personal files, but you can choose to erase them. You can also create USB installation media to speed up installing OS X on multiple Macs.
The numbers in the title will vary from carrier to carrier and phone to phone, but we show how we came up with these numbers below. They illustrate how you’re paying more when you buy a phone on contract, even if it doesn’t seem like it at first.
Fax machines are still trucking along in offices around the world. Government agencies, lawyers, doctors, and other slow-moving organizations often still require faxes — at best, it’s a necessary evil.
Go anywhere people are taking photos and you’ll see someone taking photos with an iPad or some sort of Android tablet. Everyone’s already pointed out how silly this looks — but is it really a bad idea?
It’s easy to find interesting stuff to read online; it’s more difficult to find the time to read it. Follow along as we help a fellow reader push his favorite news articles to his Kindle so he can read in (distraction free) peace. Read on as we clip, sort, and even compile articles into handy daily and weekly digests for convenient reading on the go.