Looking for a primer on how to work with BRIEF probability density functions and continuous random variables in calculus? Learn how with this free video calc 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 Internet, it's easier than ever to follow in their footsteps (or just finish your homework or study for that next big test).
Learn how to use eigenvectors and eigenspaces for a 3x3 matrix in linear algebra. 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 (or just finish your homework or study for that next big test).
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 (or just finish your homework or study for that next big test). With this installment from Internet pedagogical superstar Salman Khan's series of free math tutorials, you'll learn how to determine the eigenvalues of 3x3 matrices in eigenvalues.
Calculate the angles formed between parallel lines and a transversal. This free video geometry lesson will show you how. 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 (or just finish your homework or study for that next big test).
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 (or just finish your homework or study for that next big test). With this installment from Internet pedagogical superstar Salman Khan's series of free math tutorials, you'll learn how to write a formal analytical proof of the quadratic formula.
Ever wonder what is the correct way to lace and tie your Vans shoes? There are probably a couple of different methods to do so and this video shows you one of those methods step by step. It's quick, easy, and will have you looking good in your shoes in no time. Enjoy!
Don't ever even think about walking into a pool hall without knowing the basics of the game... You might end up paired up with a pool shark and not even know! In this short video, get an introduction to the fundamentals of pool, sometimes known as pocket billiards.
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 superstar Salman Khan's series of free math tutorials, you'll learn how to perform a geometric proof of the Pythagorean theorem.
Have you ever wanted to create a background with one of your photos? This video shows you how to use one of your photos to create a photo background using Adobe Photoshop. It will show you how to use the free transform tool, overlay blend modes, hue and saturation, drop shadows, and other cool effects. Learn all about creating photo backgrounds with this video tutorial.
If you've ever wondered how you could possibly create hairy balls in Cinema 4D, wonder no more. This video tutorial shows you how you can use the software and a picture of chicken legs to reproduce the texture of human balls and a scrotum. Follow along with smearballs as he shows you how to copy and clone the texture of chicken legs, create the balls themselves, and the scrotum. Check it out yourself!
Ever wanted to create your own X-ray without a doctor's visit? Learn how to create your own X-ray in Photoshop by compositing two separate images to make it appear as if you are holding your own X-ray. You will use different layers, layer masks, and levels to make a believable self X-ray image - and you don't even have to get it approved through your insurance!
There are a lot of recipes for fake blood online. This one is one of the simplest, and one of the grossest-looking. Just take some white corn syrup, red and blue food coloring and corn starch, mix them all together and you'll soon have an appalling concoction that will terrify your audiences and leave a stain on your rug that you'll never, ever get out.
Ever wonder how screen printed t-shirts are made professionally? This awesome tutorial takes you through the process, starting with the design on the transparency screen, to printing, to the press bed, then to dry. Make sure to listen for advice on how to keep your ink on your t-shirt by heat setting the t-shirt after you're done screen printing.
Matthew Loop, DC is a successful chiropractor who has learned how to use social media to his advantage. In this video, you'll learn from Dr. Loop how to import a Wordpress blog to Facebook quickly and easily. Dr. Loop's instructions are simple, and easy to follow. Importing your blog should be a snap! If you've ever been wondering how you can integrate your blog with Facebook, this video is for you.
If you've ever seen the card trick Asher Twist, you've probably wondered how it was done. Well this magician will show you just how to do it, so maybe you can start doing it yourself! This trick requires excellent slight of hand to create a simple yet effective illusion. Check it out!
Ever wondered what it's like to be emo? This video on how to be emo explains everything, covering its root word emotive hardcore, the origins of the word emo, how to dress emo, how to act emo, and even a lesson about vinyl records!
Learn how to do the standard skills in Fifa 09, it looks like every player in the game can do these. These are special tricks, but they are necessary if you want to play online or ever score. This includes a foot flick, slide tackle, 360 roulette and reverse stopovers.
This origami video shows you how to make a paper football (American rules football). This is probably one of the first folds I ever learned to make, and I don't really consider it origami... but at the same time, I thought it might be fun since the BCS football bowl games and NFL playoffs are just around the corner. So make your own paper football and have a little fun playing office football while the boss isn't around.
Check out this video tutorial on how to fiberglass a mold layup for car subwoofer speakers. If you want the best fiberglass subwoofer box, this mold layup will get you there. Just follow these car audio instructions to get a booming audio system in you vehicle. If you ever wanted to make your own speaker boxes, this is the way to go.
This is a short instructional video on how to clean your NES games. The ever famous flashing blue screen and the blow to the game cartridge doesn't always work! Conventiently clean your NES games with Windex or glass cleaner and Q Tips. Swab the game cartridges and the console.
In today's time of rampant IT crimes, including identity theft, security is more important to the average computer user than ever. This tutorial, which was recorded and encoded for the Internet usingly only open source tools, demonstrates how you can use GnuPG to secure and verify data on your GNU/Linux box. Secure your Linux computer with this how-to.
If you've ever wondered how to get more precise views of your model, The Sketchup Show episode #12 is for you. Alex covers the three basic "camera" tools in SketchUp, and explains how you can manually adjust view settings for the height and field of view of your SketchUp camera.
Go into an arcade or video game and you'll see one of those tricky claw or crane machine. Have you ever seen anyone win on one of those? Probably not. The video demonstrator owns his own claw machine, so he offers up some tips on playing the game! Watch this video conning tutorial and learn how to beat a dropping claw or crane arcade game machine.
Have you ever seen a steam candle? It's essentially a simple-as-pie steam engine that revolves on top of a water surface. They are relatively easy to make if you know how to do it. Take a look at this instructional video and learn how to "hack" together your own steam candle.
Have a million 3-inch reel-to-reel tapes piling up in your garage? Keepsake audio tapes?
Ever wanted to play an Italian Game? Well, here you can learn it with this introduction to the chess game. You'll see the most common 2nd and 3rd moves for White and Black after 1.e4 e5 from the Masters.
Ever wonder what all of those letters represent in all of those Rubik's Cube solving techniques? Get the explanation of the notation used for the Rubik's Cube right here.
Charles Sedlak shows you how to master the 12-bar blues and a moveable 12-bar pattern. We will begin in the key of G. Pay attention and you'll never need another lesson, ever again (just kidding, you'll need more, much, much more).
This video will teach you how to pole dance. Train to get a great body or for the skill set you can always show off with pole dancing workout tips. Best pole dancing video ever.
Have you ever found your video images over-exposed? Or under-exposed?
If you ever need to start your car but the battery is dead, Kipkay has the answer in this how-to video. All you need to charge it is a little red wine. This is not an excuse to drink and drive. Watch this video tutorial and learn how to charge your car battery with red wine.
It's no secret that the vast majority of Null Byte readers range from beginner to seasoned coding pros and developers. Regardless of whether you're interested primarily in building websites or creating best-selling apps and games, working with a wide variety of programming languages remains one of the best ways to make serious money in an increasingly app-driven world.
We know our Null Byte readers would like to see some iPhone-hacking scenarios on the site soon, but until we get some of those up, we understand that some of you actually use an iPhone as your primary phone. If that's you, and you would like an easier way to get information from point A (your iPhone) to point B (your computer) and vice versa, there's an all-in-one tool that can help.
Do you ever feel as if your mind is running away from you? What if you could map out all of those thoughts into a coherent map that helps you make sense of your reality? Well, now you can.
Picture it: you wake up in the middle of the night and check your phone. Maybe you want to check the time (your phone is your alarm clock, after all) or see if that person ever replied to your message. You double-tap or lift to wake it, and the screen lights up. You flinch at the bright light, squeezing your eyes shut. It takes a few moments to adjust, even if your screen's brightness is as low as possible.
Apple's iOS assistant has an undeniably iconic voice — you know Siri when you hear her. As memorable a voice as it may be, you don't need to stick with her default American accent. In iOS 11, you can choose from two other vocal deliveries, and in iOS 12, there are two more accents at your disposal for a total of four more.
Video chatting has become an important factor in the overall smartphone experience. Even just a few years ago, 37% of teens were making video calls on a regular basis, and that number has surely grown. 85% of households with infants have used video chat apps to call relatives in other cities, and it's been shown that toddlers can create bonds and learn from visual cues in video calls.
Mozilla helped get the ball rolling with WebVR, but support for the technology has been notably absent in Google Chrome until recently. Now, the latest Chromium developer build offers limited support.
Android's main UI is looking so good these days that you hardly ever see developers spend time creating themes anymore. But even with the beauty of Material Design working in our favor now, there's always room for improvement, right?
Have you ever been using your computer when a friend randomly decides it's time to start up a text message conversation? You usually have to stop what you're doing on the desktop, then go pick up your smartphone and respond to the text. Then, if your buddy replies with another message, you have to juggle back and forth between your mouse and keyboard and your handheld device.
