Fortunately, Time Machine is built on top of a command-line utility called Terminal that can tell us everything we need to know to measure drift. Here’s a look at how to use Terminal and the tmutil command to measure the changes that occur between one backup and the next. Why Is Drift Information Helpful? There are many reasons users want to know the drift rate. If you measure drift and discover you’re adding large chunks of data each time you run a backup, it may be time to buy a larger backup drive....

How to Use a Tripod Tripods are a crucial part of a photographer’s toolkit, especially when needing more stability for critical shots. Below are some tips on how to properly use a tripod. When to Use a Tripod There’s plenty of situations to use a tripod in your photography. See below for some ideas. A Word on Monopods A monopod is a single column with a tripod screw on top. A spike at the bottom of some heavy-duty monopods digs into the ground....

On-Body Detection This feature detects when you have your device in your hand or pocket and keeps it unlocked. When you put your phone down, it automatically locks, so you don’t have to worry about prying eyes. Trusted Places It’s especially frustrating when your device keeps locking up on you when you’re in the comfort of your home. Enabling Smart Lock solves this by setting up Trusted Places, such as your home, office, or anywhere else you feel comfortable leaving your device unlocked for a length of time....

Use Apple Mail Search Operators to Find Mail Quickly Archives grow, and so do search results. The mail you are searching for may bring up a long list of results. Fortunately, the Mail application in macOS and OS X supports the use of several search operators, so you don’t have to be bombarded with results. Combine these search operators with sender, date, and subject to zoom to the right result without much effort....

Ascending vs. Descending Sort Order For text or numeric values, the two sort order options are ascending and descending. Depending upon the type of data in the selected range, these sort orders will sort data in the following ways: For Ascending Sorts Sort A to Z — for text data Sort Smallest to Largest — for number data Sort Oldest to Newest — for date or time data For Descending Sorts Sort Z to A — for text dataSort Largest to Smallest — for number dataSort Newest to Oldest — for date or time data...

Facebook announced recently that it would begin testing ads inside its Oculus headsets in partnership with several game developers. But the concept of ads just inches from your eyeballs is already causing a backlash. “Besides resulting in a negative experience for users by forcing them to experience ads before they can launch games and other applications, ads in VR raise serious privacy concerns,” Ray Walsh, a data privacy expert at ProPrivacy said in an email interview....

It used to be that fingerprint scanners were mostly seen in movies and TV shows, or read about in science fiction novels. But such times of imagination surpassing human engineering ability has been long gone—fingerprint scanners have been in use for decades! Not only are fingerprint scanners becoming more commonplace in the latest mobile devices, but they’re gradually making headway into everyday life. Here’s what you should know about fingerprint scanners and how they work....

What Is a Smart Bag aka Smart Luggage? In its simplest form, smart bags are any type of luggage that contains high-tech capabilities. Usually, smart luggage is hard-shelled and can contain any combination of features which can include: Device charging GPS tracking Electronic Locks Remote, app-enabled controls Bluetooth connectivity Wi-Fi connectivity Electronic scales These features make travel easier by allowing you to charge mobile devices, control TSA-approved locks from a smartphone, weigh the bag, and track it by proximity and/or GPS location....

Different Types of In-App Purchases In-app purchases have proliferated over the past few years. The gaming industry has gone through significant changes as in-app purchases are pervasive in almost all areas of the industry. While in-app purchases have always gone hand-in-hand with free apps and games, they are now prevalent in all types of apps, including those you pay to download. There are several different types of in-app purchases, including:...

Power Supply: The power supply connects to nearly every device in the PC to provide power. It’s located at the rear of the case. Drive Bays: The 5.25" and 3.5" drive bays house the many kinds of storage devices a computer might contain. Expansion Slots: The expansion slots at the rear of the case are specially cut out so the peripherals connected to the motherboard can extend from the case for easy connection to external devices such as printers, monitors,​ and other external devices....

If you think about how most people use a laptop, those activities usually involve mostly web browsing, email, documents and spreadsheets, and saving files. So what is a Chromebook good for? A Chromebook can accomplish all of these needs, but via a cloud-based approach. The Chrome OS Operating System The Linux-based Chrome OS was designed to be the fastest operating system available, and include a fast booting BIOS as well....

The CMOS sensor consists of millions of pixel sensors, each of which includes a photodetector. As light enters the camera through the lens, it strikes the CMOS image sensor, which causes each photodetector to accumulate an electrical charge based on the amount of light that strikes it. The digital camera then converts the charge to a digital reading, which determines the strength of the light measured at each photodetector, as well as the color....

Most CRX files are downloaded through the Chrome Web Store, but since you can make your own Chrome extensions and install them offline, others may originate elsewhere. Some files that use this file extension might instead be Links Games Course files or program files used by Autodesk’s DWG TrueView program. How to Open a CRX File Chrome extension files are used by the Google Chrome web browser. They’re usually downloaded through Google’s website....

It will only display on screen if the computer is capable of booting this far. If the POST detects an error before this point, a beep code or POST code will be generated instead. POST error messages are usually fairly descriptive and should give you enough information to begin troubleshooting whatever problem the POST found. Resources on POST Errors If you’re seeing POST error messages, then the problem is very likely related to some sort of hardware malfunction....

How a Browser Retrieves a Web Page The browser application retrieves (or fetches) code, usually written in HTML (HyperText Markup Language) and other computer languages, from a web server. Then, it interprets this code and displays it as a web page for you to view. In most cases, user interaction is needed to tell the browser what website or specific web page you want to see. Using the browser address bar is one way to do this....

PowerPoint, Keynote, OpenOffice Impress, and other presentation software come with animation features packaged with the software so users can animate graphics, titles, bullet points, and chart elements to keep their audience interested in the presentation. Microsoft PowerPoint Animations In PowerPoint, animations can be applied to text boxes, bullet points, and images so they move on the slide during a slide show. Animation presets in versions of PowerPoint affect all the content on the slide....

Purpose of IRQ An Interrupt Request is necessary for things like keyboard presses, mouse movements, printer actions, and more. When the request is made by a device to momentarily stop the processor, the computer is then able to give the device some time to run its own operation. For example, each time you press a key on the keyboard, an interrupt handler tells the processor that it needs to stop what it’s currently doing so that it can handle the keystrokes....

They’re created when the account is first made in Windows and no two SIDs on a computer are ever the same. The term security ID is sometimes used in place of SID or security identifier. Why Does Windows Use SIDs? Users (you and me) refer to accounts by the account’s name, like “Tim” or “Dad”, but Windows uses the SID when dealing with accounts internally. If Windows referred to a common name like we do, instead of a SID, then everything associated with that name would become void or inaccessible if the name were changed in any way....

What Is Facebook Messenger Lite? Messenger Lite is an app that includes only the core features of the standard Facebook Messenger app. You can easily send text, photos, links, and stickers to anyone on Messenger or Messenger Lite. You can even video chat with friends. The standard Messenger app includes extra features like stories, extensions, automated messaging from brands, and more. Messenger Lite, on the other hand, keeps it all focused on one thing and one thing only: instant messaging....

What Does Google One Do? Google One increases the amount of cloud storage that’s available to your Google account. When you sign up for a Google account, you gain access to Gmail, Google Drive, Google Photos, and other apps, all of which draw from the same shared pool of cloud storage. Every email attachment you receive, every file you upload to Google Drive, and every photo you upload or sync to Google Photos takes up some of your cloud storage....