How To: Use the Gauss Method to find triangular numbers
The first video is an elementary explanation of triangular numbers and a Gauss demonstration for the sum of the first 100 natural numbers.
The first video is an elementary explanation of triangular numbers and a Gauss demonstration for the sum of the first 100 natural numbers.
In this video the instructor shows the different methods of solving quadratic equations. There are many methods to solve quadratic equations each with its pros and cons, each method suitable for a particular situation. The first method to solve quadratic equation is factoring. The advantage of using this method is that it is quick and easy. But the problem is not all equations can be factored very easily. This method requires a lot of practice and intuition. Use this method when the discrimin...
In this instructional harmonica video, learn which of two methods to use when playing the harmonica. There is sometimes a debate among harmonica players on which method is better to use: the lip pucker method or the tongue block method. Both methods play their part in helping the beginner become a more well rounded harmonica player. This tutorial teaches you both harmonica methods.
The first video explains the Method of Mathematical Induction. It also gives a background of Francesco Maurolico, Pascal and John Wallis. You'll see how to apply the Method of Induction to prove the sum of odd numbers is a square.
Looking for a new way to do your quilting? Why not try the 'quilt as you go' method! With this method you don't finish the whole piece at one time, but instead take various pieces of fabric and use them one by one. This is a great method if you happen to have a big bag of fabric odds and ends you didn't know what to do with. You'll need a piece of backing, thread, pins and of course a sewing machine. Watch and learn how to quilt as you go!
Watch this science video tutorial from Nurd Rage on how to make copper sulfate from copper and sulfuric acid in three ways. They show you how to make copper sulfate from copper and sulfuric acid using two chemical methods and one electrochemical method.
This method is for those of you looking to quickly brace or unbrace your bow. There are several methods available, but this method is for those of you looking for a quick fix.
Lawrence Perez, from Saddleback College, and his assistant Charlie, give this beginning-algebra two-part lesson on factoring with the ABC method. Solve those darn quadratic equations!
In this how-to video, Andrew Price of Dryad Bushcraft teaches methods of trapping animals in a survival situation. Learn methods of tracking animals as well as the West County trap and wire snare method. Watch this video hunting tutorial and learn how to trap animals like a real Bushman.
They're finally here. Apple revealed the brand new iPhone 11, 11 Pro, and 11 Pro Max on Sept. 10, and despite the questionable names, these are the best iPhone models money can buy. If you're looking to get your hands on one of these devices as soon as possible, there are few important dates you need to know.
Things that are supposed to make life easier for developers and users are often easy targets for exploitation by hackers. Like many situations in the tech world, there is usually a trade-off between convenience and security. One such trade-off is found in a system known as Distributed Ruby, which can be compromised easily with Metasploit.
Bitcoin continues to make chaotic waves in the finance industry, with one bitcoin currently worth about $1,250 as of this writing. What's great about bitcoin is that you don't need to shell out rent money to get in the game, because bitcoins can be bought in increments—basically, whatever you can afford.
Whether you're performing a factory reset to get your device ready for sale or trade-in, or you're wiping your device in the hopes of fixing software issues, there's a right way and a wrong way to go about it. Sure, it seems like a simple task on the surface, but if you're not careful, you could end up wasting a lot of time or losing precious data.
Had so much fun filming underwater fish releases that I now enjoy filming them rather than fishing for them. You can view my latest (make believe) adventure on YouTube. I have to admit that adding the right music really makes a difference.
» Homeland Security Report Lists ‘Liberty Lovers’ As Terrorists. A new study funded by the Department of Homeland Security characterizes Americans who are “suspicious of centralized federal authority,” and “reverent of individual liberty” as “extreme right-wing” terrorists. » British police get battlefield weapons.
This video tutorial belongs to the Electronics category which is going to show you how to reset the Blackberry Bold 9000 / 9700 with three methods. In the first method you hold down the Alt key, the Caps lock key and hit Delete. Your Blackberry will start resetting. This process will take about 2 minutes to complete. The second method is the double reset. Hold down the Alt key, the Caps lock key and hit Delete twice. This method is helpful if your Blackberry is frozen. The third method is cal...
Here is a detailed two-part explanation of the LBL method (the beginner's method), for solving the Rubik's Cube, or Eastsheen Cube. Need I say more?
In this informative video series, Jeri Ellsworth explores several methods that can be used to detect greenhouse gases, including building a homemade mass spectrometer and mid-Infrared absorption. Jeri provides a comprehensive overview of the science behind IR absorption, the mass spectrum and ion filtration.
In a stunning end-of-year twist to the Magic Leap versus Nreal legal saga, the China-based startup is now filing a motion against Magic Leap.
After you've spent your Thanksgiving afternoon working through that turkey, mashed potatoes, and three different kinds of pie, you might find yourself heading to the mall to claim some unbeatable Black Friday discounts on iPhone 11, 11 Pro, and 11 Pro Max. You don't have to go in blind, though. Check out our guide below to make sure you're saving as much as possible on the iPhone you really want.
The most convenient way for US users to buy Ripple (XRP) or Stellar (XRM) is through Binance. However, you can't deposit money directly into this app, but you can deposit cryptocurrency like ether or bitcoins to buy other alt-coins. The easiest way to do that is by using Coinbase, the most popular cryptocurrency app.
As cryptocurrencies gain mainstream acceptance, it's not far-fetched to think that we'll one day be able to buy alt coins like Ripple (XRP) and Stellar (XLM) using debit cards and bank accounts. Until then, we'll have to rely on using bitcoins and ethereum to buy digital coins. Thankfully, depositing and withdrawing cryptocurrencies with Binance is relatively hassle-free.
Facing claims of misappropriation of trade secrets and confidential information by Meta Company, DreamWorld, led by Meta's former employee, Zhangyi "Kevin" Zhong, has fired back with a motion to dismiss the lawsuit.
Apple just unveiled the new iPhone 7 and 7 Plus at their September event, which means we're inching closer to traffic jams, parking lot fights, and day-long lines at Apple Stores, as well as those inevitable, dreaded words: "sold out."
If you're doing some OOP programming you can use Magic Methods to help you out. This tutorial will show you three of the methods and they all have good uses if you need them. Magic methods alwasys start with two underscores!
When you're programming in Python, and make a variable into a string, that becomes an object. This tutorial shows you how to use string methods and object methods when you're teaching yourself how to write a program using the Python language.
If you're having problems growing potatoes in your yard, you may have to try another method. Using different methods is very common when growing plants since certain areas may require more or less of a certain ingredient.
Kevin demonstrates multiple methods to clean dirty coins.In the first method he takes some coke in a glass and hangs a dirty coin in it with the help of a string. This coke technique takes a few hours.In another faster technique which takes only 20 to 30 minutes he takes table salt and food vinegar. He takes the table salt and dissolves it in vinegar in a bowl. When most of it is dissolved he drops a dirty coin in it and waits about 20 minutes.Another method is to rub toothpaste on the coin f...
Bucky from The New Boston serves up this Python video tutorial on how to program methods in Python. This is the program you use to write all of your Python code down. Fun with methods! Learn what methods are and how to use them.
This how-to video demonstrates the purl stitch using the continental method, or with the left hand. Start with the yarn in left hand. The middle finger (or index finger) is used to push the yarn down and to the right, to where the right needle can easily push it back through the stitch. This method requires the fewest hand movements of any purl method, and is consequently the fastest (with the exception, perhaps, of the "Combined Knitting Method" of purling). This method of purling, when comb...
Watch this ceramics video tutorial to learn a few ways to make a miniature pot using polymer clay. The two methods explained in this instructional video are the coil method and the pinch pot method. Both of the methods are easy for beginners to use in order to make a miniature pot out of polymer clay.
How to cheat on a final exam using several methods - the calculator method, "the sweet toot," the drink bottle method, and the iPod method.
In this video tutorial, learn the several methods to get black & white images from color originals in Photoshop. The first method is the simple desaturate by going to image > adjustments > desaturate and it will wipe out the color from your image. The second non-destructive way of doing this is going into the layers palette, adding a new adjustment layer, choosing hue and saturation and dragging the saturation slide all the way down to minus (-) 100. The next method is going to the channels p...
Check out this three-part video tutorial on how to solve a Rubik's Cube with the Jessica Fridrich Method. Are you not familiar with Mrs. Fridrich? Then that means you probably only know how to solve the Rubiks Cube the easy way. Get fast with that puzzle and learn it the faster and more complicated way.
The status of Uber's driverless program remains a big unknown amid the company's recent woes, but a reported multibillion-dollar shot in the arm by Japanese tech giant Softbank could change all that.
It has been a long road for Uber throughout the duration of its lawsuit with Waymo, especially with a judge who seemed significantly against Uber with almost every argument made. Monday's ruling was, while not necessarily a win for Uber, less punishing than many would have thought.
Earlier this week, a mysterious tweet appeared on the HTC Twitter account of a picture containing the letter "U" topped with a tiny "for" and the date "01.12.2017" at the bottom. It is a pretty solid teaser, but for a company that has had a solid year with their Vive virtual reality headset, and all of the other technological appendages they have, it seems a bit ominous for them.
Welcome back to another episode of Java Tutorials, In today's tutorial, we'll be learning about what methods are, proper syntax when writing Methods, and why they are beneficial in a program's code.
When it comes time to sell your smartphone or trade it in for your annual upgrade, you'll have to make sure that all of the sensitive data the device accumulated while you owned it is properly erased so that no one else can access it. This process is referred to as a "Factory Reset," and regardless of if you own an iPhone or Android device, like a Samsung Galaxy model, HTC One, or Nexus, I'll show you how to do it below.
If you know how to create a class in Visual Studio using C# programming, then you should be able to handle adding methods to a class. So open up Microsoft Visual Studio and follow along with this video tutorial and learn how to add methods.