What Is OAuth? How Those Facebook, Twitter, and Google Sign-in Buttons Work

If you’ve ever used a “Sign In With Facebook” button, or given a third-party app access to your Twitter account, you’ve used OAuth. It’s also used by Google, Microsoft, and LinkedIn, as well as many other account providers. Essentially, OAuth allows you to grant a website access to some information about your account without giving it your actual account password.

What Is “Bulb Mode” on My Camera?

If you’ve turned the shutter speed dial on your camera past 30 seconds, you might have noticed the strangely named “Bulb” mode. This is a throwback from the first film cameras, but it’s still useful today.

What Is a “Fast” Camera Lens?

Photography has a lot of confusing terminology, and often there are several ways to describe the same idea. One of the more annoying ones is when lenses are called “fast”. How can a lens have a speed? If you drop two lenses, they’ll both hit the ground (and break) at the same time. It’s an old term, so let’s find out.

How to Make a Tabletop Studio for Perfect eBay or Craigslist Photos

So you’ve decided to flex your mercurial muscles and start selling products online. High-quality photos are a simple way to attract more buyers, and contrary to what you might think, they don’t require thousands of dollars in equipment. With a simple photo tent and some lights, even a decent smartphone camera can take great photos of small-to-medium objects.

How to Add a Link to Your Snapchat Snaps

With Instagram’s new Story feature proving popular, Snapchat is having to compete hard. They’ve recently added a whole host of new features, if only, it seems, to make Instagram’s developers waste time copying them. One of these new features it the ability to share links through your Snaps. Here’s how to use it.

How to Add a Voice Filter to Your Video in Snapchat

Snapchat has always been the most fun social network. It’s a place where you send bad photos without fear that your boss will see them. To that end, Snapchat has broken one of the features previously only available as part of Lenses into its own thing: Voice Filters.

How to Delete a Photo from Your Instagram Story

Instagram’s Story feature is great, but like with all Story features, it’s easy to let muscle memory take over and accidentally share a photo with everyone who follows you rather than the person you meant to send it to. I’ve made this mistake more than once. Most of the time, all that anyone will see is a weirdly out of context photo, but sometimes, things can be a bit more sensitive. Whatever happens, here’s how to delete a photo from your Instagram Story.

How to Customize Your Echo Show’s Home Screen

The Echo Show is the only Amazon Echo product with a home screen. When you’re not using it, the Show will suggest voice commands, display your events, and even bring you current events. If you don’t like what you see, you can customize the background photo and what cards the Echo Show displays when it’s not doing something else.