When it comes to smartphone screens, there are two predominant technologies—the traditional LCD panel, and the newer AMOLED display. Most phones still use LCD screens, as the tech is more cost-effective due to its longstanding reign as the primary display type in TVs, smartpho ...more
Welcome back, my hacker apprentices! Several of you have written asking me how you can check on whether your boyfriend, girlfriend, or spouse is cheating on you, so I dedicate this tutorial to all of you with doubts about the fidelity of your spouse, girlfriend, or boyfriend. ...more
Think credit card numbers are just a meaningless jumble of digits? A sort of number soup? Think again! Your credit card number isn't even number at all but rather a composite of four separate numbers, each of which plays an important, fixed role. Because of these roles, you c ...more
Error code P0401 on a 2004 Ford Focus indicates EGR Insufficient Flow, which usually means your DPFE sensor needs to be replaced. If you're not sure though, and you shouldn't be, watch this video to learn how to perform a test that will make sure your DPFE sensor is actually b ...more
Suspect someone you know may have Munchausen syndrome? Tread with caution. This brief health-minded video tutorial from Health Guru will help you recognize some of the most common signs of the disorder. For all of the details, and to learn how Munchausen diagnosis, watch this ...more
Every fruit has a tell. A tell is the perfect way to determine whether or not the fruit is ripe or not, and this video tip from YourProduceGuy will show you exactly what that tell is for honeydew melons. Watch the whole melon video, to make sure you don't bring anymore rotten ...more
Big Brother is closer to becoming a reality than ever before, especially in the UK. If you're concerned about whether you phone is being tapped, watch this video to learn about steps you can take to find out whether your phone has been bugged or not and make sure your communic ...more
Cooking a turkey is a long and arduous process if you're never done it before, and requires careful preparation. If you've bought a frozen turkey, one of the first things your need to make sure of is that you've thawed it properly before you start cooking it, and this video wi ...more
YourProduceGuy has some tips and information about determining the ripeness of Crenshaw melons in the produce department of your local grocery store. Crenshaw melons are a part of the muskmelon group, which includes honeydew melons, also. Watch the video and find out how to te ...more
See how to tell whether a set of lines are perpendicular to one another given their equations with this free video math lesson. From Ramanujan to calculus co-creator Gottfried Leibniz, many of the world's best and brightest mathematical minds have belonged to autodidacts. And, ...more
In this video Reggie Bennett from the Mountain Shepherd Survival School teaches us a lot about finding edible plants in the wild. If you find yourself forced to survive in the woods, picking the wrong berry to eat could be deadly. Bennett goes over common misconceptions about ...more
Avocados are one of the most popular fruits in the Americas, but determining whether one is ripe or not is somewhat arcane for many people. Watch this video to learn what to look for in an avocado and make sure you buy the ripest ones.
Eating spoiled meat is a really easy and terrible way to get sick. If you have some old beef in your refrigerator and you're not sure whether it's rotten or not, watch this video for tips on how to determine whether you meat is safe to eat.
Juggling the soccer ball is one of the most basic parts of freestyle soccer, the fine art of simply bouncing the ball continuously on the feet for as long and in as many different positions as possible. This video will help you get started with it, giving tips for doing it in ...more
See how to determine whether a set of lines are parallel given their equations with this free video math lesson. From Ramanujan to calculus co-creator Gottfried Leibniz, many of the world's best and brightest mathematical minds have belonged to autodidacts. And, thanks to the ...more
Golf Link demonstrates how to identify whether your golf swing plane is correct. The swing plane is the path described by the golf head that controls the direction that the club head is traveling through when it impacts the ball. An on plane swing will have the club head direc ...more
Exhaust leaks are usually easy to find, but if you encounter one that defies location and you don't want to take the manifold off to check, watch this video. It will teach you how to use a sound amplifier to diagnose the problem.
If you have a moderately old iPod and wish to perform some digital manipulation on it, you'll want to know exactly what version of the device it is. This video demonstrates a trick for determining simply and quickly whether an iPod video is the 5G or 5.5G version of the unit. ...more
Looking for a guide on how to tell whether two fractions are rationally equivalent to one another? From Ramanujan to calculus co-creator Gottfried Leibniz, many of the world's best and brightest mathematical minds have belonged to autodidacts. And, thanks to the Internet, it's ...more
The cantaloupe is a troublesome fruit for some melon shoppers, because it's a really hard fruit to tell the ripeness of, like most hard-shelled melons. If you've been riddled with how to bring home the ripest and freshest cantaloupe melon, then YourProduceGuy has answers for y ...more
One of the hardest fruits to determine the freshness of is the watermelon. It's the biggest question in the produce department of grocery stores, so you're not the only one having problems. This video from YourProduceGuy gives you the tips to finding out what to do when pickin ...more
Looking for instructions on how to determine whether two triangles are similar in geometry? From Ramanujan to calculus co-creator Gottfried Leibniz, many of the world's best and brightest mathematical minds have belonged to autodidacts. And, thanks to the Internet, it's easier ...more
In this video, we learn how to learn how "whether" is used while speaking English. The word "whether" is used when you are going to talk about different things, not the weather that is outside. If you can use the word "if" instead of "whether", you are using the word with the ...more
Can't tell if a given relationship in a sequence is an actual mathetmatical function? See how to find out with this free video math lesson. Need help finding the From Ramanujan to calculus co-creator Gottfried Leibniz, many of the world's best and brightest mathematical minds ...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 724th installment in their series of digital spreadsheet magic tricks, you'll learn how to check i ...more
Need some help figuring out whether your newborn has a urinary tract or bladder infection? This video guide from Health Guru will teach you everything you'll need to know. For all of the details, watch this video guide for new parents.
Mac OS X has convinced many traditional PC users to switch platforms. While Windows 7 may do something to stem that tide, a lot of you PC users reading this have probably thought about switching right? If you have, watch this video. It will give you a PC-user centric rundown o ...more
Buying authentic antique furniture requires a lot of furniture knowledge and keen eyes. If you need a little help in this department you've come to the right place. THis video will give you tips for authenticating the antique status of all kinds of antique furniture.
Considering whether gastric bypass surgery is right for you? This brief, medical-minded video tutorial from the folks at ICYou will help you to decide just that. For details, and to get started learning more about the pros and cons of gastric bypass surgery yourself, watch thi ...more
From Ramanujan to calculus co-creator Gottfried Leibniz, many of the world's best and brightest mathematical minds have belonged to autodidacts. And, thanks to the Internet, it's easier than ever to follow in their footsteps. With this installment from Internet pedagogical sup ...more
What is gastroenterology and when would a person need to see a gastroenterologist? This health-minded video tutorial from ICYou seeks to answer just that. For more information, and to figure out whether you yourself should see a gastroenterologist take a look.
In this medical-minded video tutorial from ICYou, one cardiologist gives his opinion on when someone with chest problems may want to consider angiolasty. For all of the details, and to tell if angioplasty is right for your or the person you love, take a look.
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 119th installment in their series of digital spreadsheet magic tricks, you'll learn how to determi ...more
Math is arguably the most important subject your children study in school, and making sure they're keeping up is important. If you want to determine whether you child is performing up to their grade level, watch this video. It will give you ideas for ways to test whether that ...more
Need some help figuring out whether Ruby on Rails 3 is right for your next project? This clip provides some help. Whether you're entirely new to Ruby on Rails 3 or are a seasoned developer merely looking to brush up on a few of the basics, you're sure to find much to take away ...more
Interested to know more about myopathy and heart transplantation? This medical-minded video tutorial from the folks at ICYou will help you understand the procedure and give you a sense of what to expect. For all of the details, and to get started learning about cardiomyopathy ...more
Concerned that you might have obsessive compulsive disorder? This video, which presents an overview of the most common symptoms, will help you determine whether your fears are warranted and help you to figure out what to do if they are.
An effective way to get rid of excessive body hair. There is no pain with the treatment.
Considering ear correction? This medical-minded video tutorial from Aurora Clinics will help you understand the procedure and give you a sense of what to expect. For all of the details, and to get started learning about ear correction surgery yourself, take a look.
Colombian authorities are probing whether any of the women involved in the prostitution scandal that’s cost six Secret Service agents their jobs were underage, according to a new report. Investigators from the Colombian attorney general’s office have talked to employees of th ...more
Smartphones are inherently bad for privacy. You've basically got a tracking device in your pocket, pinging off cell towers and locking onto GPS satellites. All the while, tracking cookies, advertising IDs, and usage stats follow you around the internet. So no, there's no such ...more
Phone numbers often contain clues to the owner's identity and can bring up a lot of data during an OSINT investigation. Starting with a phone number, we can search through a large number of online databases with only a few clicks to discover information about a phone number. I ...more
It seems like every day now that we see a new headline on a cyber security breach. These headlines usually involve millions of records being stolen from some large financial institution or retailer. What doesn't reach the headlines are the many individual breaches that happen ...more
Welcome back, my budding hackers. So many of you are interested in hacking Wi-Fi that I have decided to revisit my Wi-Fi Hacking series with some updated and more in-depth material. I strongly suggest that you look at some of my earlier posts, such as "Getting Started with Te ...more
One of the most anticipated new Maps features in iOS 11 for iPhones is live and ready to keep you safe on the road. Right now, Do Not Disturb While Driving is opt-in, but if you missed Apple's on-screen prompt to enable it and want to turn it on, or if you accidentally enabled ...more
The new Jelly Bean is out in the wild, but if you've installed Android 4.3 from stock, you'll notice rooting is now not possible. If you miss the ad-blocking capabilities of AdBlock Plus, how Seeder made apps snappier, or the convenience of backing up with Titanium Backup, you ...more
You may not always be connected to the internet, but if you're anything like me, your thirst for web content is insatiable. Whether you're on an airplane or stuck in an area with no reception, having some offline content stored on your Nexus can definitely save the day. Apps ...more
Welcome to Minecraft World! Check out our advanced tutorials and come play with us on our free server. There's no better way to get around, either for recreation or labor, than the minecart. Minecarts can make a laborious job simple and a boring house fun. Minecarts are much ...more
While many people may use Bluetooth every day, the majority don't know how it works or that it can be hacked. Bluetooth hacking gives a clear window into the world of the target. Nearly every device has Bluetooth capabilities, and people store a great deal of personal info on ...more
If you have a smartphone, chances are you have something on it you don't want others seeing. Whether it be photos, videos, or documents, some things are best left private. Not everyone is a saint, after all. On a Samsung Galaxy S6, you can lock down specific apps using your f ...more
YouTube is the third most popular website in the world, after Google and Facebook. Millions of subscriptions happen each day on YouTube, with over 800 million unique users visiting each month. In that timespan, roughly 4 billion hours of video are watched, with 72 hours of vid ...more
Have you ever noticed how your home screen and lock screen wallpaper moves underneath your notification, app icons, really anything on display? It's a cool effect, but to some, might be a bit jarring. On top of that, it also uses up precious battery life. If you're sick of see ...more
Whether you have or are getting an iPhone 12, 12 mini, 12 Pro, or 12 Pro Max, the default way to check the current battery life is via the tiny battery icon in the top right of the status bar. But that does not accurately depict how much juice is left, not as a specific percen ...more
Welcome back, my hacker wannabees! Most of my recent posts have addressed using Metasploit’s Meterpreter and what we can do once we have embedded it on the victim’s system. This includes remotely installing a keylogger, enabling the webcam, enabling the microphone and recordi ...more
With every new Android update, hidden features are lurking under the surface. Google hides these options to prevent unnecessary tinkering by average users, leaving them in place for power users to discover. These secrets range from silly to really useful, with the latter openi ...more
Cases and stickers are always great, but they aren't the only way to customize an iPhone. The software on your device is full of customization options, from a better-looking home screen and cooler lock screen wallpapers to app icon changes and a system-wide dark mode. There's ...more
Want to win the prize? Knowing a little math is the key to winning this popular contest. In this video, learn how to estimate correctly. You Will Need: • A jar filled with spherical or oblate spheroid candies • Calculator • Tape measure • Vernier calipers (optional) • Co ...more
Whether you haven't touched your iPod or iPhone for the longest time and have simply forgotten your passcode, or you want to have a little fun on your friend's (or frenemy's) iPhone, you have to unlock the gadget, and that means bypassing the passcode. While most of us are al ...more
Welcome back, my fledgling hackers! Awhile back, I demonstrated one of my favorite little tools, netcat, which enables us to create a connection between any two machines and transfer files or spawn a command shell for "owning" the system. Despite the beauty and elegance of th ...more
If you're among the throng of Apple iPhone users to refuse to pay $5 for a monthly SMS allowance, then each text message you receive, whether you like it or not, will run you $0.20. In this how-to, Gary Rosenzweig shows you how to prevent unwanted text messages by turning off ...more