We're officially seeking Null Byters on a weekly basis who are willing to take the time to educate the community. Contributors will write tutorials, which will be featured on the Null Byte blog, as well as the front page of WonderHowTo (IF up to par, of course). There is no ne ...more
This is a handy math trick that show you how to turn a multiplication problem into a sum problem. An unusual way to perform a multiplication. You only need to be able to sum, halve and double numbers. It is not efficient, but it is rather intriguing and fun.
VPNs add a protective layer between your data and your internet service provider (ISP) or bad actors (hackers), so it makes sense they've become so popular lately. Probably the most common one of these is NordVPN, so we explored its mobile app to find all the options worth che ...more
Chrome, Firefox, and Safari all provide built-in features that allow you to save your username and password for your favorite sites, making the process for entering your credentials a breeze when you revisit them. While this automation does make your life a little easier, it ...more
This Adobe Photoshop tutorial teaches you how to perform a multicolor text effect for use of logos and graphics. In this example, the graphic artist types each number in 2012 on separate layers. Then he turns down the opacity and overlaps the numbers. He takes the first number ...more
As the official release of iOS 12 nears closer each day, Apple continues to update its betas. The company released the fourth beta of the upcoming software to developers Tuesday, July 17, exactly two weeks after the release of the third developer beta which came out just a few ...more
Sure, emojis are all the rage, but there's not an emoji for every emotion or feeling just yet. That's where emoticons come into play, emoji's older typographical sibling. Unfortunately, emoticons can be hard to type out, easy to forget, and ASCII art, in general, can be pretty ...more
It's Monday, which means once again, it's time to highlight some of the recent community submissions posted to the Math Craft corkboard. In this post, we'll also make a flexagon, which is a type of transformable object. Rachel Mansur of Giveaway Tuesdays posted several pictur ...more
When Apple acquired the popular Workflow app in 2017, many were worried that it would either get replaced with something much worse, or just disappear entirely. Thankfully, Apple put these concerns to rest with the launch of Shortcuts. In iOS 13, Shortcuts is becoming more pow ...more
Check out this informative video tutorial from Apple on how to use advanced builds to animate objects on and off slides in Keynote '09. iWork '09, the office productivity suite from Apple, is the easiest way to create documents, spreadsheets, and presentations. Writing and pa ...more
Pixels don't have a "Download Mode" like Samsung Galaxy phones, so there's not an easy, point-and-click way to send firmware files and low-level commands from your computer. What they do have is an even more powerful tool: Fastboot Mode. Also known as Bootloader Mode, this is ...more
The days of trundling hoops, hopscotch and painted wooden rocking horses are long since past. The latest trend in toys? Biofeedback. Electroencephalography. A decade into the 21st century, the toy market is awash in products that incorporate functional neural sensors. One suc ...more
As drug-resistant bacteria become more commonplace, researchers are looking for new antibacterial strategies to disrupt disease-causing microbes. Some scientists are working to create new drugs, while others are trying out drug combinations. Another group, however, are ditchin ...more
Attention Tolkien fans... Ever wanted to learn to speak Elf? In this video, learn the vowels, consonants, numbers, and how to write your name in "Elvish".
Whether you love Motion Sense or think it's a gimmick, one thing we can agree on is that its functionality is limited. It's currently limited to switching tracks on a playlist, snoozing alarms, silencing calls, lowering the volume of alerts, and checking notifications. But a n ...more
This video will show you how to carry out multiplication of fractions using cancellation, which will make your fraction multiplication problems simpler to solve. You will need to look at the numerator of the first fraction and the denominator of the second fraction and see if ...more
WonderHowTo is made up of niche communities called Worlds. If you've yet to join one (or create your own), get a taste below of what's going on in the community. Check in every Wednesday for a roundup of new activities and projects. Thanks to all of our moderators and contrib ...more
Google I/O is like Christmas for Android enthusiasts. Every year, this conference showcases new and upcoming features for the world's leading mobile operating system, and this year's was no different. Shortly after announcing Android M, Google released a preview version of the ...more
Responding to the emergence of Zika in the US, researchers investigated what type of repellent works best to reduce your odds of a mosquito bite from Aedes aegypti, the mosquito species that spreads the Zika virus. Scientists from the Department of Biology at New Mexico State ...more
This video tells us the method to find the surface area of an aluminium can or cylinder. The surface area includes the outside area of the curved portion and the aluminium top and bottom. The formula to find area is the multiple of 2, pi, r, r+h or (2)(pi)(r)(r+h). The radius ...more
Have you ever fallen victim to a clever Jedi mind trick? Don't worry. It happens. There are evolutionary reasons as to why our brains sometimes give into the oldest tricks in the book. Fortunately, the more you understand the tricks of a salesman, the easier it is to avoid the ...more
Have you ever had the stomach flu, aka the 24-hour flu? Well, chances are high that you never had influenza, but an intestinal infection called gastroenteritis. While sometimes severe cold symptoms can be confused with the flu, the same is not true for the differences between ...more
In this how to video, you will learn how to create a diagonal sum in Microsoft Excel 2007. First, open the program and make a large selection. Type in =int(rand()*500) and then press control enter. This will create random numbers for the cells in the selection. From here, clic ...more
Check out this Spanish language video that shows you how to say the months of the year in Spanish. This video covers months and some useful phrases dealing with numbers and months. Practice your Spanish language skills and improve your pronunciation of the months of hte year i ...more
Database technology has vastly improved the way we handle vast amounts of data, and almost every modern application utilizes it in one way or another. But the widespread use of databases naturally invites a slew of vulnerabilities and attacks to occur. SQL injection has been a ...more
In this tutorial, we learn how to play the red and black system in roulette with an online casino. First, do not accept the bonus from an online casino, because you won't be able to use this on roulette and you have to spend 10x that throughout the site. While playing, you're ...more
We use our smartphones every single day. They're a part of our daily routine, and as a result, we've gotten really good at using them — especially when it comes to typing very quickly. But just how fast can you type on your iPhone? Can you match your speed on a physical keyboa ...more
This video shows us how to use the following functions in Excel: average, count, counta, min, max, and sum. First, start off by create a set of numbers to work with. After that, click on an empty cell that you want to use for the functions. To do an average, click on the funct ...more
Somewhere around 600–800 million people in the world are infected with whipworm (Trichuris trichiura), an infection they got from ingesting soil or water contaminated with feces of infected animals or people containing the parasite's eggs. Currently, treatment options are lim ...more
Apple's iPhone lineup has always been at the forefront of technological innovation, captivating the world with each new iteration. As we eagerly anticipate the iPhone 15 series release, rumors, leaks, and speculations about the highly anticipated 2023 models are at full steam. ...more
If you've never heard of geocaching, it's kind of a grown-up treasure hunt you play everywhere in the world. GPS coordinates are given as clues and the players must find the cache box. There is usually a log book to write your name and a small toy or present to collect. The l ...more
Although their effectiveness is waning, antibiotics remain a front-line defense against many infections. However, new science reveals using the wrong antibiotic for an infection could makes things much worse. It is common knowledge that overuse of antibiotics has led to the g ...more
Apple just showed off iOS 9 and its new features at WWDC 2015, including multitasking support for iPads (finally!), a new Low Power Mode to save battery, local area search and transit directions in Maps, a highly improved "Proactive" Siri, a better Spotlight search, new apps, ...more
Your phone is loaded with contacts you've collected over the years. They're an asset, and you should use your library of connections outside the confines of your mobile device. Luckily, your Pixel uses a standardized medium to store contacts that can be used by the likes of Li ...more
Ever wanted to communicate with another driver on the road, but just didn't know how? Sure, you could flag them down by waving or honking at them, but that assumes that they're in close proximity, that you have a unobscured path, and that they're paying attention. And if you'r ...more
If you want to keep your online world secure, your best bet is to have a different password for every site and service that you use, and to make sure each of the passwords are comprised of random characters instead of familiar words or numbers. But this obviously creates a pro ...more
In this video, we learn how to find the surface area of a cube. Finding the surface area of a cube is something everyone will have to do in math. The easy formula to figure out this is: surface area= side x side x 6. Your first step to figuring out the problem is to find the l ...more
Watch to learn how to say the numbers from ninety to one hundred in French. quatre-vingt-dix - ninety quatre-vingt-onze - ninety-one quatre-vingt-douze - ninety-two quatre-vingt-treize - ninety-three quatre-vingt-quatorze - ninety-four quatre-vingt-quinze - ninety-five quatre- ...more
A square root of a number is a value which when multiplied to it self gives you the original number. The square roots of perfect squares are whole numbers. Like square root of 9 is 3, because 3 times 3 is 9. Similarly square root of 81 is 9 because 9 times 9 is 81. Others numb ...more
Check out this informative video tutorial from Apple on how to crop and compose images using the mask tool in Keynote '09. iWork '09, the office productivity suite from Apple, is the easiest way to create documents, spreadsheets, and presentations. Writing and page layouts ar ...more
One of the main reasons to buy a Nexus device is the fact that they're always the first to get new Android updates. Another great selling point for the Nexus series is that the devices are amongst the easiest to root and mod. Unfortunately, though, these two features are somew ...more
New to Microsoft Excel? Looking for a tip? How about a tip so mind-blowingly useful as to qualify as a magic trick? You're in luck. In this MS Excel tutorial from ExcelIsFun, the 664th installment in their series of digital spreadsheet magic tricks, you'll learn how about how ...more
In this video tutorial the author shows how to convert between customary units. He gives a chart which contain various convention tables showing the equivalents of various measurement units. He says a general rule that when converting a smaller unit to large unit we divide the ...more
Considered a huge gamble on the part of Marvel and Disney due to its seemingly small fan base, Guardians of the Galaxy turned out to be well worth the risk, nearing $800 million in world-wide box office numbers. Many may not have known about the comic book prior to the movie, ...more
Adobe is best known for its photo and video editing software, but they also have a number of lesser-known apps that you may be interested in. Adobe Fill & Sign, available on iPhone and Android, is the best way to electronically fill out important documents on your smartphone w ...more
The holiday season is here, and most people have already started counting down. Advent calendars are a very traditional way to keep track of how many days are left, but most of the ones you see are either boring, made for little kids, or just plain ugly. Want to make your cou ...more
Moneygami is exactly what you think it is - a hybrid of money and origami. Rather than folding origami with your typical origami tissue papers, you can craft yourself something truly special by using money instead. This particular moneygami tutorial explains how to fold a rin ...more
Potbellies don't have to happen as we age, according to two studies done on twins published online in the International Journal of Obesity. The studies, led by senior author Ana Valdes, from the University of Nottingham in the UK, found that weight gain and belly fat were not ...more
Choosing which programming language to learn next can be a truly daunting task. That's the case regardless of whether you're a Null Byter just beginning a career in development and cybersecurity or you're a seasoned ethical hacking and penetration tester with years of extensiv ...more
If you're one who enjoys a good DIY project, or if you're just tired of paying exorbitant labor fees to have your vehicle serviced every 5,000 miles, changing your own oil can be a rewarding endeavor. Even though cars and trucks are becoming increasingly over-engineered these ...more
WonderHowTo is made up of niche communities called Worlds. If you've yet to join one (or create your own), get a taste below of what's going on in the community. Check in every Wednesday for a roundup of new activities and projects. Thanks to all of our active moderators and ...more
You should feel relatively safe to watch and post videos on TikTok, but like with any online service, you're always at the mercy of hackers. It's unfortunate, but anyone can become a target for arbitrary reasons. Maybe your TikTok videos are controversial. Maybe someone has a ...more
One good thing about having friends who are constantly on their phones and tablets is it's easy to figure out what to get them for Christmas. Everyone hates getting gifts that just sit around, so it's always nice to get something that improves an item you use on a daily basis. ...more
In this video the instructor gives you sample as of how to SLEP long multiplication. You start by breaking the numbers up to simpler forms. If you have a two digit number that your multiplying by a another two digit number you multiply the first two digit number and then buy t ...more
Whether you have a PC or a Mac, error message windows are a regular and infuriating part of your life. In this video, you will learn a cool way to harness them for your own amusement by creating fake error message windows to prank your friends and family members on their Windo ...more
Going to music festivals is one of the best parts of the summer — Which is probably why thousands of people attend them. With numbers like that, trying to find and meet up with your friends can be difficult and intimidating. Thanks to Apple's ARKit, however, you'll soon be abl ...more
Another series I am now starting, might have to slow down on all of these series, but why tf not. What Is CMD? CMD is short for Command Prompt Basically what CMD is, is that it is a tool that can perform countless of tasks It can also work with Admin privileges, which in my ...more
Before you start snapping away and submitting your photos, please take some time to read the official rules below! No purchase necessary to enter or win; a purchase does not improve your chance of winning; void where prohibited by law. ELIGIBILITY: Only legal residents of t ...more
Cheap Chinese knockoffs have been around for ages, but recently, skyrocketing demand has led to a massive influx of counterfeit smartphones. Sellers on Craigslist seem to have no trouble getting ahold of these fake devices, then passing them off as the real deal and turning a ...more
Anyone who has used Linux long enough is familiar with sudo. Short for superuser do (or substitute user do, depending on who you ask), it allows users to run commands as either root or another user on the system. From a hacker's point of view, sudo is often all that stands bet ...more