Line integrals will no longer be the feared terrorist of the math world thanks to this helpful guide from the Khan Academy. Marvel at the ease in which the integral is taken over a closed path and solved definitively. Then take out a sheet of paper and see if you can do the sa ...more
This video tutorial is in the Education category which will show you how to evaluate a line integral along a straight line segment using the definition of the line integral. This video evaluates a line integral along a straight line segment using a parametric representation of ...more
See how to approximate a definite integral to a desired accuracy using Maclaurin/Taylor series and the alternating series estimation theorem with this free video calculus lesson. See how it's done with this free video algebra lesson. From Ramanujan to calculus co-creator Gottf ...more
In this video the math teacher explains the meaning of the indefinite integral formula in calculus by stating it in terms of antiderivatives. He then shows in general terms how this indefinite integral formula has a related derivative formula, i.e. if the derivative of F(x) is ...more
This three part video walks you through using Green's theorem to solve a line integral. This excellent video shows you a clean blackboard, with the instructors voice showing exactly what to do. Don't fret, any question you may have, will be answered. Watching this video will m ...more
Need help figuring out how to calculate indefinite integrals or antiderivatives in calculus? 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 easie ...more
Need help figuring out how to calculate surface integrals in calculus? Learn 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 ...more
Want to know how to find the indefinite integral (or anti-derivative) of a polynomial? 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 ...more
Brightstorm explains how to use definite integrals to find area. There are two basic area problems: one in which the area lies between the function and the x-axis, and one where the area lies between the two functions. In the first case, if the curve lies above the x-axis for ...more
In this video tutorial, viewers learn how to define an indefinite integral in calculus. Finding the anti-derivatives of a function is called anti-differentiation. The f(x) is the derivative of F(x), while F(x) is the anti-derivative of f(x). If F(x) is the anti-derivative of f ...more
Need to calculate the area between two curves? This free video 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 th ...more
This video demonstrates that, unlike line integrals of scalar fields, line integrals over vector fields are path direction dependent. See how to solve vector-field integrals with this free video calculus lesson. From Ramanujan to calculus co-creator Gottfried Leibniz, many of ...more
This three part video walks you through the steps of solving closed line integrals on conservative fields. This excellent video shows you a clean blackboard, with the instructors voice showing exactly what to do. Don't fret, any question you may have, will be answered. Watchin ...more
This video demonstrates that the line integral of a scalar field is independent of path direction. Learn how to solve scalar-field integrals with this free video calculus lesson. Looking for a primer on how to solve matrix problems using a TI-89 graphing calculator? See how it ...more
In this piano music theory lesson you'll go over something of a more advanced piece of music theory: compound intervals. Compound intervals is basically jargon for the distance in pitches bewteen two notes. Learn how to distinguish compound intervals as well as how to invert ...more
Samsung devices have two pre-boot menus that every Galaxy owner should know about: recovery mode and download mode. The recovery screen allows users to wipe cache files or perform a factory reset, which can help save the phone from a soft brick. Download mode, on the other han ...more
UPDATE: The mod discussed below is no longer available for download. We are looking for an alternative and will update this page when we find one. Children grow up way too fast these days, and handing them a mini-computer in the form of a smartphone only contributes to that. ...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
Catching up with Windows 8, Apple has finally included a way in Mac OS X to use two apps side by side in full screen view. In the 10.11 El Capitan update, it's called Split View, and it works fairly well for the most part. It's not quite as intuitive as it should be, but easy ...more
Snake cams have become the epitome of high-tech gadgets on television and in movies. In 24, Jack Bauer is always using a snake camera to check for terrorists on the other side of the door. The video game Splinter Cell has made the snake cam an integral part to Sam Fisher's ars ...more
Efficiency is one integral attribute that I need from my Android device. I want to be able to multitask like a maniac and do things on the fly. While multitasking itself is nothing new, actually being able to watch Netflix while scrolling through IMDB at the same damn time was ...more
Beginning with KitKat, I've been used to customizing every aspect of my Android phone, but with the release of Lollipop, there is quite a bit of catching up that developers need to do. Most customization features, like quick settings rearrangement and theme support have alread ...more
Fifty-four percent of Americans 18 and older drink coffee every day, and why not? With 100 milligrams of caffeine per six ounces of drip coffee, it's just the morning beverage to wake you up and kickstart your day. You can feel the caffeine surge through your body like the Hol ...more
Samsung just announced the Galaxy S10 lineup, but we already knew each device's every nook and cranny. Thanks to leaks and hands-on demos, we know the OEM kept the coveted headphone jack, but omitted one treasured feature in its place — the notification LED. Why did Samsung st ...more
Tie loose ends together - in the literal and original sense sense of the phrase - by sewing together the ends and/or hems of your knitting projects like a pro. Whether you're fusing together two pieces of wool-knitted cloth to form the back of a beautiful winter sweater or jus ...more
Once you jailbreak, there are hundreds of options available for you to fully customize your boring stock iPhone into something more efficient and fun. We've already shown you a bunch, like how to beautify app icons and change battery icons, but now it's time for a badge alert ...more
Before I get ostracized by all of you whisky lovers who live and die by whisky served neat, let me say my piece. In the past, I haven't been much of a whisky fan—I would shoot it back or add it to Coke or ginger ale, but I certainly wouldn't sip on it and enjoy it. In fact, t ...more
HTC's recent release of a new flagship phone brought tons of fanfare along with it. Dubbed The All New HTC One, the M8 edition of the popular One series phone also marked an update to the HTC Sense UI. Manufacturer skins like Sense can be a bit of a polarizing subject, especia ...more
Skulls. What spooky Halloween décor or staging of Hamlet is complete without a skull or two popping up? For ghoulish special effect and/or setting a dramatic scene, skulls are absolutely integral. Well, with some artistry, hardware supplies, and a good dose of patience, you ca ...more
Having an efficient workflow is an integral part of any craft, but it's especially important when it comes to probing apps for vulnerabilities. While Metasploit is considered the de facto standard when it comes to exploitation, it also contains modules for other activities, su ...more
Notifications are an integral part of our day-to-day smartphone usage. They allow us to easily see and act upon all of the latest information that comes our way. Well, most of the time, that is. When using a full-screen app or game, Android's notification bar is hidden, and a ...more
While I am a writer with a degree in Creative Writing, I haven't published any Steampunk fiction. However, as a panelist and track director, I've been on panels with many well-known Steampunk writers and have gleaned insight from the things they've said. I've compiled some of ...more
When I first started cooking, there were a few steps I always skipped in recipes. I never added zest to anything because it seemed like too much trouble, I rarely separated wet and dry ingredients in baking recipes because I was lazy, and I never let meat rest after it was don ...more
When you have to find the average of two or five numbers then you have to add all the numbers and then divide then by two or five respectively. However in the case of the function you have infinite many values over any interval. But it is not possible to add all and then divid ...more
Facebook's shadiness when it comes to user privacy has never been much of a secret. The Cambridge Analytica scandal, however, has thrown the company and its practices into the limelight, with users taking their data more seriously than ever. If you're one of those users, you m ...more
Emoji are, without a doubt, an integral part of messaging on smartphones. Whether you're team iPhone or Android, chances are you send emoji daily. However, years after their introduction, emoji remain static in most cases, even with animated stickers and GIFs supported on almo ...more
Your vehicle's power steering pump is integral to your car functioning at all. That's because the power steering pump is what provides the hydraulic power for steering. Without it, your car would pretty much go nowhere. Inside the pump, retractable vanes spin, pulling hydrauli ...more
It's not easy staying fit and healthy these days with addicting phones, oversized portions, and long workdays, to name just a few things. To succeed, it takes work, commitment, and an understanding of your mind and body — and your iPhone can help you with some of that. While A ...more
YouTube's massive user base comprises almost one third of all people on the internet, and collectively, users spend well over 100 million hours on the site watching billions of videos each day. Add it all up, and this means that YouTube is viewed by more people than any U.S. c ...more
Market boxes are an integral part of the player experience in Animal Crossing: Pocket Camp, but using them effectively can be a tricky task. The item-trading tool between human friends is the locale for both junk and diamond-in-the-rough deals, and it can greatly increase the ...more
This is an instructional video featuring Doug Prime, founder of the Future Engineers Center at the University of Massachusetts Lowell. This is an instructional on utility knives that are used to cut foam board and cardboard. The blade replacement is integral to this craft or h ...more
As smartphones become increasingly integral parts of our lives, so does data throttling. Personally, I try to save data any way that I can, so to stave off unnecessary usage, I use the GoogleOfflineVoice to limit the amount of data consumed by voice typing. With this Xposed m ...more
Glass shelves add a elegant beauty to your home, but imagine how much more elegant and sleek they would look if they were simply floating against the wall. Floating glass shelves are the innovative way to create stylish wall arrangements. These video instructions will show yo ...more
Let this video be as integral a part of your pre-club prep as hairstyling and putting on makeup. After all, we know that even if we're looking our sexiest in our six inch Blahniks, once we actually hit the dance floor it becomes Awkward Central. Some gals find their groove nat ...more
Privilege escalation is one of the essential skills a hacker can have and often separates the newbies from the pros. With a continually changing landscape and a plethora of exploits out there, it can be a problematic aspect of any attack. Luckily, some tools can help expedite ...more
These days, using Reddit on your iPhone is just as good, if not better, than Redditing on a desktop browser. While there's an official Reddit app for iOS, there are plenty of third-party clients that have similar features as well as custom perks to enhance the experience. But ...more
Welcome to Minecraft World! Check out our advanced tutorials and come play on our free server. A redstone sorting machine can not only cure a cluttered unmanageable Minecraft home, but make for an integral part of an efficient work space. With the redstone sorting machine, yo ...more
Spark plugs have been and probably always will be an integral part of your car, so you should consider it an essential (read: necessary) automobile maintenance skill to know how to take out old ones and install new ones. And no, we promise you won't be lit up like a Christmas ...more
The sensors in your mobile device are integral for gaming (try to beat my Temple Run 2 score), as well as many of the basic Galaxy S3 features like Smart Stay and other fancy additions. But sometimes those sensors can become overly sensitive or just downright unusable. Unless ...more
Throughout this integral guide, I'm going to aid you along the path to bigger and better builds. Often times, people just jump in and build, but we mustn't hurry things if we want our builds to be all the more satisfying when they are finished. Building the actual builings sho ...more
I became a big fan of polenta while studying Italian cooking. Previously, it never occurred to me that ground corn could create a dish that could rival the best pastas or potatoes. Those rich, golden bowls of cornmeal, cooked until tender and flavored with good olive oil, butt ...more
Swipe actions are an integral multitasking feature of any good email client, and Outlook is no exception. The application allows for two swipe actions at a time, but offers seven total options for those actions. We'll show you how to choose which actions go with which swipes t ...more
Imagine that Tinder fornicated with Facebook and had a baby. The product of that union would be the hideous, yet overwhelmingly interesting SocialRadar, an app dedicated to stalkers and stalkees. Video: . Only other SocialRadar accounts can view your profile, but the app relie ...more
This video is about deriving the area of a circle of radius 'r' using polar co-ordinate. First, we draw a circle and its radius 'r'. Then draw another radius close to it, so that it forms a small triangle-like figure. To find the area of the complete circle, divide the circle ...more
Here is a video of basic glowchuck movements. This is a liquid dance prop dance instructional. Using glowsticks in liquid dance is integral especially for electronic parties and rave nights. It adds a textural element to dancing in crowds.
Great controls are the most important and difficult part of game design. Games with vector graphics and non-existent stories are classics because their creators managed to create a system where using buttons to control a shape on a screen was intuitive and fun. This is the tra ...more
Three years ago, Double Fine productions held an in-house event called the Amnesia Fortnight. The company was split into four teams, each of which set out to spend two weeks developing an idea for a small game and present it to the other groups at the end of the duration. All ...more
The greatest pain in owning a high-powered gaming PC is the simple fact that you can't play it all the time. Sometimes you have work or school, and other times, you may just want to go mobile. When something like this impedes your ability to play PC games, you may end up settl ...more
With the noble pursuit of science in mind, Johnny Knoxville learns how to artificially inseminate a cow firsthand. This is an integral part of cattle raising and dairy farming using bull sperm.
This week's news that Magic Leap's patents had entered collateral limbo, now in the hands of JPMorgan Chase, threw a dark cloud over the company. Well, that cloud got a bit darker on Friday with the news that two of the company's top executives are exiting the startup. Don't ...more