If you're switching to a different carrier, you may want to change the trusted phone number that's linked to your Apple ID. It comes in handy for two-factor authentication purposes and ensures you aren't completely locked out of your account. You can add multiple trusted phone numbers to your account as well, provided you use […]
Continue ReadingWorking with numbers is an integral part of programming. Every programming language provides support to manipulate numbers in many different ways. In this article, you'll learn how to find the total number of digits in an integer using iterative, log-based, and string-based approaches. Problem Statement You're given a number num. You need to count and […]
Continue ReadingTrying to reach someone without any luck? It’s possible you’ve been blocked. Of course, the best way to know this for sure is to ask that person directly. But if you’re uncomfortable doing this, here are some other ideas you can try. Even though there’s no definite way to figure out that someone has blocked […]
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Sometimes you don’t want to risk letting your phone number fall into the wrong hands. You could be making work-related calls, reaching out to someone on Craigslist, or calling a company you aren’t sure whether to trust or not. In these situations, you should block your phone number to hide your caller ID and protect […]
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Microsoft Excel is great at working with both numbers and text—but if you’re using both in the same cell, you might run into some difficulty. Fortunately, you can extract numbers or text from cells to work with your data more efficiently. We demonstrate several options, depending on the format that your data is currently in. Unlock […]
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Twitter will now let you enable two-factor authentication on your account without providing a phone number. Instead, as long as you use an authenticator app or security key, you can enable 2FA without linking your precious phone number. For a long time, Twitter exclusively used SMS to send six-digit 2FA codes to users who signed […]
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