If you're looking for an easy way to determine if a number is divisible by 3, then look no further than the divisibility rule. It's a shorthand way to tell if any given number can be divided by 3, without actually performing the division. Take the number in question, and if the sum off all the digits is divisible by 3, then the original number will be, too. There are four examples in this math video.
In this two part tutorial an English teacher shows some differences between the present tense and the present perfect tense. You will learn the basics, in how to ask a proper question. Watching this will allow you a little more understanding of the English language and how to use it.
This video is about a particular pool or snooker game shot technique called "Shooting or Going around the Angles." The presenter, with a alias name of 'Forcefollow', first describes a particular 9-ball pool game situation that would require this technique, using a computer generated picture image to show an overhead view of the pool table, with the pool balls in question placed at certain locations within the table and showing the various angle trajectories paths of the desired ball to be str...
How do you raise a smart child? This video answers that question. If you want your child to be as smart as Albert Einstein when he grows up, then you have to start with the basics. Hugging and playing with your child is important. So are talking, listening, and reading to your child. Once you lay down the foundation for a great relationship, it will naturally pave the way for the smart kid you always knew you had to emerge. This video shows you what you need to get the foundation in place.
This how to video is designed for people who wanted to start glowstringing but has never done it before. The tutorial starts by answering some of the most common questions such as how to tie the strings and how to hold them, then moving on to teach the Weave, Windmill, and Butterfly. All you need is a pair of shoelaces and a pair of 6 inch glowsticks (either used or unused) then you can start here. Some people like their shoelaces round and thin, some like theirs flat and thick. It doesn't ma...
Here's a basic walk-through I put together explaining how to bring out the overtones. I ran by each step really quickly so if you have specific questions feel free to email me.
So now that we know what the iPhone 13 and iPhone 13 Pro and their respective mini and Max versions are all about, you've probably made your decision on whether or not to upgrade (or swap over from Android) during this cycle.
If you've been thinking about changing careers and you have just a little bit of time, The Ultimate 2021 Web Developer & Designer Super Bundle may be just what you need. This is also the perfect time to get it because it's on sale for $34.99, which is 98% off the regular price of $1,886. You'll get 14 courses that offer 39 hours of content on HTML, JavaScript, CSS, and more.
I've been steadily making my way through the series Hannibal, which arrived on Netflix in June. I've just now made it to the back half of the third season, which introduces us to a new villain who (spoiler alert) seeks to become the Great Red Dragon.
If you were upset about "Friends" leaving Netflix, fret no more. The entire series, all eight Harry Potter movies, as well as HBO's massive catalog, are now available as part of HBO Max. If you're already an HBO Now subscriber, however, it can be a bit confusing to know how to switch over to this brand new service. Here's how.
One of the biggest bummers about Netflix is the inability to create different lists for your favorite movies and TV shows. Instead, you're only able to lump titles into the single default "My List," and that can be impossible to browse. It doesn't separate titles into categories or genres, and titles are arranged for you automatically, so there's not much room for customization.
Not every app is designed well. With nearly 3 million apps on the Play Store and countless more that you can sideload from other sources, there are bound to be a few stinkers. And many of them do a terrible job using RAM.
There are two main ways to view how much battery is remaining on an iPhone: the battery level icon and battery percentage. Out of the box, the second-generation iPhone SE only shows the battery level icon in its status bar, which only gives you a rough idea of how much juice is left. But there are ways to view the exact percentage instead.
MIT artificial intelligence researcher Lex Fridman recently asked SpaceX and Tesla founder Elon Musk possibly the best question he's ever been asked: What would he ask a hypothetical AGI system (an AI system with human-level intelligence and understanding) if he only had one question?
The still-unfolding story of China's Nreal augmented reality startup continues to develop, with each turn uncovering another unexpected wrinkle.
The camera system on the iPhone has never been better. Apple's iPhone 11, 11 Pro, and 11 Pro Max sport some of the best shooters on the market. But no level of quality makes up for the fact that shady apps can access your cameras for nefarious reasons. You can take control of the situation, however, and block any app you want from using your rear and front-facing cameras.
The time to wait for an absolutely killer phone from Samsung is over. They've released a giant of a phone known as the S20 Ultra, and at least on paper, it's a grand slam. But only a few months ago, Apple released its first "Pro" iPhone, and it was giant in its own right. So which is better?
After three rounds of beta testing, Apple finally released iOS 13.3.1 today, Jan. 28. It's the latest update to iOS 13, coming exactly seven weeks after the release of iOS 13.3. So, what's new?
It happens to almost everyone. You wake up one morning, check your phone, and realize your alarm never went off. Now you're late to start the day, and you spend every night onward paranoid it'll happen again. But if you have an iPhone, there are two things you can check to make sure the alarm always goes off on schedule.
After facing reports of financial troubles over the past month, Magic Leap came out swinging this week with a big push for the enterprise segment of AR, including a repackaged Magic Leap 1, a suite of enterprise apps, and updates to Lumin OS and its supporting development ecosystem. Oh, and its AR headset managed to win a starring role in the marketing juggernaut for the forthcoming Star Wars movie.
Did Google CEO Sundar Pichai kill Google Glass for non-enterprise users? That's the obvious first question following news that non-enterprise Glass users will no longer have access to Google's core apps after February 2020.
Have you ever heard someone else's iPhone ringing and thought it was yours? Of course you did. iPhone ringtones are iconic, but not varied. If you're using one of the more popular iOS sounds, you'll likely encounter it in the wild multiple times. Why bother, when you can create your own custom ringtones right on your Mac.
Businesses leave paper trails for nearly every activity they do, making it easy for a hacker or researcher to dig up everything from business licenses to a CEO's signature if they know where to look. To do this, we'll dig into the databases of government organizations and private companies to learn everything we can about businesses and the people behind them.
Sometimes you might find that a certain app keeps sending you notifications. What are you to do? There are plenty of useful apps that might send one too many push notifications, but that doesn't mean you should dump them. Luckily, Android gives you complete control over how each installed app handles notifications.
Have you ever walked around in public and heard the same handful of default ringtones over and over again? How do these people know who's calling without looking first? It's tough to tell when they all sound the same, but there is something crafty you can do to help with that. Using a different ringtone for certain contacts will allow you to differentiate between them instantly.
Best known for its mobile phones and television sets, South Korea's LG has had a quieter presence in the US compared to the country's homegrown efforts.
All those Apple commercials encouraging people to use their iPhones to make their smartphone movies look amazing, but how can you achieve some of the same looks? That's the question many often ask after plunking down over $1,000 for a brand new iPhone, shooting some video, and getting somewhat mediocre results.
Phishing is the easiest way to get your password stolen, as it only takes one mistake to log in to the wrong website. A convincing phishing site is key to a successful attempt, and tools to create them have become intuitive and more sophisticated. SocialFish allows a hacker to create a persuasive phishing page for nearly any website, offering a web interface with an Android app for remote control.
A typical hours-long podcast can cover a broad range of topics, and it's not uncommon to stop listening halfway through an episode or to skip through the parts you don't want to hear. Unfortunately, in the Apple Podcasts app, unfinished episodes remain within the app's My Episodes list and will play again automatically once you've finished a previous episode.
A new profile on Apple's exiting design chief Jony Ive, the man behind many of the company's most successful products, paints a fuller picture of what led to his departure.
When there's a new game you want to play or app you need to use, but a Wi-Fi network isn't available, you can always download it over cellular data. If the size of the app is too large, however, you may not be able to on your iPhone. But that changes in iOS 13, which finally gives control over cellular data downloads in the App Store.
The long-awaited Dark Mode may have grabbed all the spotlight with iOS 13, but Apple has made subtle changes across the whole platform to make your iPhone even more user-friendly. A small option aimed at people who are sensitive to motion is one such example — a feature that can also be a godsend for the rest of us.
Learning Chinese is hard, but it can be a lot easier with the help of a few great apps. As a native English speaker who's currently living in China, this is a process I've recently gone through. After playing the field, here are the three apps I personally think will help you the most with your Chinese learning adventure.
At long last, the magical world of Harry Potter has received a mobile game worthy of its name. Harry Potter: Wizards Unite is the game in question, and is set to touch down worldwide on June 21, 2019. For the longest time, however, the game has been available as a soft launched game for testing, and with a little tinkering, you can actually try it out right now before its official release stateside.
In Safari for iPhone, as far back as iOS 7, you can request the full desktop version of websites. The process was streamlined starting in iOS 9, but the process remains relatively hidden and easily missed. Now, iOS 13 shines a light on it, as well as adds functionality to set the desktop view for individual websites indefinitely.
Like clockwork, Apple has unveiled the latest additions to its ARKit tookit at the annual Worldwide Developers Conference, where ARKit first said hello to the world in 2017, as well as some new tools that take a direct shot at Unity, Unreal Engine, and others.
If you find yourself with a roommate hogging limited data bandwidth with video games or discover a neighbor has invited themselves into your Wi-Fi network, you can easily take back control of your internet access. Evil Limiter does this by letting you control the bit rate of any device on the same network as you, allowing you to slow or even stop data transfer speeds for them completely.
You're in constant communication with your friends and family. The only issue? Nobody uses the same app. Messenger, Instagram, WhatsApp — you have contacts spanning all three, and the resulting balancing-act to keep in touch can be overwhelming. That's why Facebook — who owns all three apps — is coming out with a way to call and message friends across all three platforms from one place.
Open-source intelligence researchers and hackers alike love social media for reconnaissance. Websites like Twitter offer vast, searchable databases updated in real time by millions of users, but it can be incredibly time-consuming to sift through manually. Thankfully, tools like Twint can crawl through years of Twitter data to dig up any information with a single terminal command.
If you updated your iPhone to iOS 12.2, you'll notice in the Apple News app that there are no longer "Love" and "Dislike" buttons inside stories. Why did Apple remove them? And will they make a comeback?