If you just want to share files between EC2 instances, you can use an EFS volume and mount it directly to multiple servers, cutting out the “cloud” altogether. But you shouldn’t use it for everything, because it’s much pricier than S3, even with Infrequent Access turned on. Limit S3 Access to an IAM User Your server probably doesn’t need full root access to your AWS account, so before you do any kind of file syncing, you should make a new IAM user for your server to use....

Autocorrect is a really handy tool for those moments when you whiff the spelling of a complex word or transpose the letters in a simple one, but autocorrect errors can be extremely frustrating and the system isn’t without shortcomings. Read on as we show you how to whip your iPhone’s autocorrect system into shape (and teach it a new trick or two at the same time). Why Do I Want To Do This?...

If you need stock market data for your spreadsheet, you can save time and get up-to-date information with the built-in Stocks data type in Microsoft Excel. Here’s how to populate your sheet with details like ticker symbols, market caps, previous close, and more. Add Stock Data to Your Excel Sheet To use the Stocks data type in Microsoft Excel, you only need an internet connection and a bit of your own data to start....

The Apple TV remote works well enough but many people detest having multiple remote controls and prefer to control their entire media center experience from a single input. If you’re one of those people you’re in luck. Your Apple TV there can learn to accept input from your TV, receiver, cable box or other remote control. Even though the fourth generation Apple TV uses Bluetooth for communicating with the base unit, both the remote and the base unit support traditional infrared (IR) communication, like more traditional remotes....

Face it: your late-night Jason Bourne binges may make your heart race, but it’s probably bothering your sleeping neighbors. Luckily, if you use an Apple TV, you can quiet loud sounds like blaring music, gunshots, and explosions with a very simple setting. You’ve probably noticed that some movies where the volume is all over the place. Some have quiet parts where you have to turn up the volume to hear the dialog, and other parts that are so loud you have to scramble to turn it down....

Portable TVs with a minimum screen size of 7-inches, up to 1080p resolution, and wide viewing angles offer the best viewing experiences. While these specs don’t sound as impressive as today’s modern TVs, portability will always be the most important feature for these sets. The best portable TVs also come with several connectivity options, such as HDMI, USB, and built-in tuners to pull in free local TV channels. Ports to plug in Chromecast, Roku, and other connected streaming devices will allow instant access to thousands of movies and TV shows....

Updates are a frequent topic when it comes to the Android operating system. There are actually different types of Android updates, one of which is a “Security Update.” What’s different about these updates, and why are they so important? In the Android world, there are basically three types of updates: big annual firmware updates that bump up the version number (11 to 12), smaller monthly security updates, and “Google Play System Updates,” which are another type of security update....

AWS handles firewall configuration using Security Groups. Every EC2 instance or other service with an Elastic Network Interface (ENI) uses your security group configuration to decide which packets to drop and what type of traffic should be allowed. Security Groups Are AWS’s Firewall System Essentially, a Security Group is a firewall configuration for your services. It defines what ports on the machine are open to incoming traffic, which directly controls the functionality available from it as well as the security of the machine....

An HDMI port is just an HDMI port, right? Except if you peer closely at the back of your HDTV and other HDMI-capable home theater components, you’ll notice quite a few tiny labels that indicate not all ports are equal. What do those labels mean, and does it matter which port you use? Any Port for the Basics, Specific Ports for Specific Features RELATED: How to Find the Instruction Manual for Almost Any Device Online...

Ever wonder why some photos look correct in some programs, but appear sideways or upside down in others? That’s because there are two different ways a photo can be rotated, and not every program is on the same page. The Two Ways an Image Can Be Rotated Traditionally, computers have always rotated images by moving the actual pixels in the image. Digital cameras didn’t bother rotating images automatically. So, even if you used a camera and held it vertically to take a photo in portrait mode, that photo would be saved sideways, in landscape mode....

Google automatically added the Google Settings app to nearly all Android devices back in 2013. Since then, Google has added feature after feature to this app via Google Play Services updates. To find this app, just open your Android phone or tablet’s app drawer and tap the “Google Settings” icon. It’s separate from the main Settings screen so it can be updated separately. (On Android 6.0 Marshmallow, this no longer has its own icon in the app drawer....

The newest version of Apple TV has a lot of cool advanced features. Chief among these is Siri integration, which we’re betting a lot of people still don’t know how to use. Here then are 17 things you can do with Siri on it. Siri is turning into one of our favorite digital assistants. Since its introduction just a few short years ago, Siri has become almost indispensable on the iPhone, allowing us to dash off texts, make calls, and look up information quickly without having to interact with our phones manually....

Power Adapters It’s not worth messing with cheap power adapters that could put your devices at risk. We’re not talking about the freebies that were once bundled with your iPhone or Android smartphone, but rather the bulk-buy wall adapters from manufacturers that have questionable quality assurance practices. Not only are these adapters potentially dangerous, but they often lack features that many of today’s devices can now take advantage of. Most new smartphones and many new laptops now support fast charging and the ability to output more power for thirstier devices like laptops or Valve’s Steam Deck like the Anker USB-C Nano II 65W....

All operating systems require a certain amount of disk space in order to run and function properly, so how are ‘economy model’ laptops able to properly function with the small drives that are built into them? Today’s SuperUser Q&A post has the answer to a curious reader’s question. Today’s Question & Answer session comes to us courtesy of SuperUser—a subdivision of Stack Exchange, a community-driven grouping of Q&A web sites....

Docker images use registries for version control, such as the Docker Hub that hosts public images for anyone to download and run. However, before uploading an image to the Hub or any registry, you must give it the proper tags. Container vs. Image It’s important to understand the difference between containers and images before talking about tags, as they’re often used fairly interchangeably and that can lead to some confusion....

If you’ve been using Linux for some time (and even OS X) you’ll probably have come across a “permissions” error. But what exactly are they, and why are they necessary or useful? Let’s take an inside look. User Permissions (Image: Zenith Z-19 “dumb” terminal; credit: ajmexico) In order for this to work, individual users need to have accounts. They need to have a section of the storage area allotted to them, and they need to be allowed to run commands and programs....

Usually, we just type in the address of a website we want to view, but would a web server actually “know” if we used the direct IP address instead? Today’s SuperUser Q&A post has the answer to a confused reader’s question. Today’s Question & Answer session comes to us courtesy of SuperUser—a subdivision of Stack Exchange, a community-driven grouping of Q&A web sites. Photo courtesy of Cory M. Grenier (Flickr)....

Sometimes our computers simply die due to unexpected hardware problems that are not our fault, so how do you locate and transfer ‘rare’ or hard to recreate files like scheduled tasks from the old hard-drive? Today’s SuperUser Q&A post has the solution to help a reader track down the file he needs. Today’s Question & Answer session comes to us courtesy of SuperUser—a subdivision of Stack Exchange, a community-driven grouping of Q&A web sites....

Being able to send files quickly and easily to their proper locations via the context menu can help streamline your work flow, but what do you do if you want to add custom subfolders to the mix? Today’s SuperUser Q&A post has the answers to help a reader send his files on their way. Today’s Question & Answer session comes to us courtesy of SuperUser—a subdivision of Stack Exchange, a community-driven grouping of Q&A web sites....

Sure, the smart home of the future might make you toast before you wake up, order your groceries automatically, and walk the dog without you having to put on your shoes… but did you know it might even be able to save you money too? Though advancements like those found in Energy Star appliances get us half the way there, your monthly power bill will still continue to climb if you run an Energy Star-compliant air conditioner 18-hours a day....