If you are new to using Linux, then many of the commands and variations thereof may seem a bit confusing. Take the “echo” command, for example. Why do people use it when installing software? Today’s SuperUser Q&A post has the answer to a new Linux user’s question.

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If using a remote to turn on your TV is too old school for you, here’s how to use the Amazon Echo to turn on your television using your voice with a little help from Logitech’s Harmony Hub.

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The Roku Channel Store offers hundreds of video sources, not to mention the hidden channels you can find around the web. Keep adding things, and eventually you’ll have way more channels than you can navigate quickly. Isn’t there some way to move your favorites, like Netflix and PBS, toward the top?

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Getting hands-on time with apps, games, and other software before they’re technically ready for prime time can be fun. And it’s not only cool for you, but your feedback also helps the developers fine tune the experience on multiple devices and under varying sets of circumstances. Google gets this, so it actually has a special section of the Play Store just for early release software.

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Word processing programs have rulers that help you position elements in your documents, such as text, graphics, and tables. LibreOffice displays the horizontal ruler by default and has a vertical ruler available for display. We’ll show you how to show and hide both rulers.

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Apple’s top end MacBook Pros come with two graphics chips: an integrated Intel Iris Pro chip and a discrete graphics card with more power. That way, you can use the integrated chip when you need better battery life, and the more powerful graphics card when you’re editing video or playing games.

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The Windows 10 Creators Update–also known as Redstone 2–is due to hit PCs in April, 2017. Like other updates to Windows 10, it’s free, and includes a host of new features.

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Google Play Music offers an unlimited music streaming subscription paired with YouTube Red, but it’s more than that. Even if the music you want to listen to isn’t available in Google’s streaming library, you can add it to your own personal Google Play Music library and listen from any device.

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If you plan on moving into a new place, are selling your Eero system, or are just having issues with it, here’s how to factory reset it so you can start fresh from square one.

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One of the coolest features of recent Rokus—including the Roku Premier Plus, the Roku Ultra, and the slightly older Roku 3 and 4—is the headphone jack on the remote. If your Roku came with a set of headphones, you have this feature.

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Windows 10 sometimes uses encryption by default, and sometimes doesn’t—it’s complicated. Here’s how to check if your Windows 10 PC’s storage is encrypted and how to encrypt it if it isn’t. Encryption isn’t just about stopping the NSA—it’s about protecting your sensitive data in case you ever lose your PC, which is something everyone needs.

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If you’re working on a long document in Word, you’ll probably be opening it often until it’s completed. Rather than opening Word to the Start screen, and then opening the file, you can automatically open it to the last document you were working on.

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If you use any Google services—Gmail, Drive, Photos, Google+, etc.—then you undoubtedly have a Google Profile. When you set up your Gmail account, you included information about yourself, like your name, birthday, and even places you’ve lived. If you haven’t taken the necessary steps to ensure this information stays private, then it could be out there for the whole world to see.

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Converting an image to black and white is one of those simple tasks that photographers should be able to do well on any device. Unfortunately, a lot of the apps that do black and white conversions on smartphones don’t give the photographer a lot of control. Let’s look at how to do it properly.

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When burning a CD or DVD at home, you might find yourself wondering why data is always added from the center outwards? Would it really matter if the data was added in the opposite direction like old vinyl records were fixed? Is there more to it? Today’s SuperUser Q&A post has the answer to a curious reader’s question.

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If you’re running out of outlets to plug things into, installing a switch/outlet combo is a great way to squeeze in another receptacle without completely wiring in a new outlet or sacrificing existing outlets or switches.

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When it comes to arranging windows, macOS is lagging behind…well, Windows. On Microsoft’s operating system, you can easily arrange two applications so they both take up half the screen, which is perfect for things like researching and writing at the same time. On macOS, though, you need to do any such arranging on your own.

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If you’ve got a pet or small child, you know that an unguarded keyboard can spell disaster—or more likely, spell “dhjkhskauhkwuahjsdkja,mnsd”. We’ve got a tool for locking and unlocking your keyboard with a quick keyboard shortcut.

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Many of us use Microsoft Office programs daily, but you may forget which version of Office you’re running. If you need to know which edition of Office you have, as well as which architecture (32-bit or 64-bit), we’ll show you how to quickly find this information on Windows and Mac.

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There’s a war going on out there. You won’t see it on the news, you won’t read about it in the paper—but it’s happening. It’s a hard-fought war that many of us never think about: the war against improperly oriented video. Got a video that’s showing up sideways? Here’s how to rotate that video 90 degrees on Android.

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I love Snapchat, but I’d also be the first to admit the user interface design is…poor. If you’re using Snapchat for the first time and just feel lost, here are the basics.

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Making Flash click-to-play is a good idea, but browsers are going further. Google Chrome, Mozilla Firefox, Apple Safari, and Microsoft Edge will all soon disable Flash by default, allowing you to enable it only on websites that need it.

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A simple screenshot is great for capturing what’s immediately visible on your monitor, but what if you need to capture an entire webpage? Here are three simple ways you can capture a long web page as one continuous image and, in the process, preserve it exactly as it appears to the viewer.

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Apple offers 5 GB of free iCloud space to everyone, but you’ll run up against that storage limit sooner than you’d think. Device backups, photos, documents, iCloud email, and other bits of data all share that space.

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You might think emoji only belong on your phone, and it’s true these post-modern hieroglyphs didn’t really take off until the smartphone revolution. But that doesn’t mean you can’t use them on your computer, especially if you own a Mac. There are all kinds of emoji-specific features baked right into macOS.

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