A representative from Math Problem Generator explains in this video that converting a simple fraction from its current state to a higher equivalent can be very simple. He explains the process neatly and provides a great example. To convert a fraction, you must multiply the numerator and the denominator by the exact same number. The example he shows is captured from the screen of a computer and is written out in some sort of a painting program. The example shows that four-ninths equals eight-e...
In this video the tutor shows how to solve the missing ratios or proportions. He explains it with an example, where a number in one of the ratios is missing and he intends to find this value. He shows the example of cross multiplication, where you multiply the values on the either side of the equation diagonally and finally solves the equation which results in the value of the unknown value. This is an introductory video explaining how to use rations and proportions to find missing values.
In this tutorial the instructor shows how to find the surface area of a sphere. He explains the equation to calculate the surface area of a sphere as 4 * Pi * r * r , where r its the radius of the sphere. Now if you have the radius of the sphere, by substituting its value in this equation and substituting the value of Pi, you can obtain the surface area of a sphere. If you want to compute the surface area of a sphere watch this video where it is clearly explained how to compute it along with ...
In this video the tutors explain about the concepts of Circular Velocity and Acceleration. She explains the concepts using a real world small experiments. She shows that the equation to calculate circular velocity is v = (2 * Pi * r) / T, where r is the radius of the circle the object moves in, and T being its time period. Now she takes the values from the experiment and calculates the velocity of the other tutor who is the object that runs around in the circle for the experiment. She even co...
In this tutorial the instructor explains how to divide fractions. He gives a three step approach where in the first step we take the reciprocal of the second fraction. In the second step the newly arrived at fraction is multiplied with the original fraction. Now finally in step three the result is deduced and the answer is obtained. This video explains clearly and simply a three step procedure of how to divide fraction.
ExcelIsFun shows you how to detect if a cell has a number or text. The first thing he explains is to find out what are the different types of things that can go into a cell. Next he talks about the use of "OR" and "IsNumber" to make it possible to determine if a cell has a number or text entered into it. The user then explains why certain rows where either "True" or "False". After watching this video, you should be able to determine if a cell is using text or a number.
The author in this video explains the concept of fundamental rule of proportions. Fundamental rule of proportions means cross multiply. He explains that to arrive from an equation which has fractions into the one without equation multiply the top of left side with the bottom of right side and equal it with bottom of left side multiplied with top of the right side. In this way proportions can be cross multiplied to arrive at an algebraic expression. If you want to master the rule of proportion...
This is a great video about how to unclog your toilet without a plunger. The author of this video explains which ways she tried to unclog her toilet initially, and how they failed without any results. She then tells you how you can unclog your toilet with dish soap and some hot water, which actually works. If you are facing the same problem with your toilet, just try the method explained in this video and see if it actually works or not. Also, use this method to unblock a sink without a plung...
Trainer Josh helps out by explaining a 3-minute blast to get rid of love handles. First, he explains side-ups. Side-ups are when the body is aligned with the ground on your hips. Then you push upward, and this can also be attempted, while your knees are bended. The next movement involves a dumbbell. This is called a Russian Twist, and you bring the dumbbell from side to side, while sitting on the ground. Next, a side crunch is attempted, while lifting the leg at the same time. Next, he does a...
In this video the author shows how to burn a movie file to a DVD using free software. He explains the requirements are the movie to be burned, the DVD burning drive and a software called DVD Flick which is used to burn the movie to the DVD. He shows how to download the DVD Flick software from the internet and how to install it. He opens the installed software and shows the various settings of how to select the movie and explains about the supported video formats, how to set the title of the m...
If you have a Motorola Droid and want to use either the multi-media mode or the car mode without getting an expensive Droid dock, then this video is for you. It quickly explains and illustrates how you can put your Droid into either multi-media mode or car mode with the use of a simple magnet. It also explains that there is an application out there that you can use to put your Motorola Droid into car mode, but if you do not already have this application then a magnet will work just fine. It's...
Learn to read palms with this video tutorial! The affection lines in the hand are explained. These lines are on the side of the hand below the small finger and are also sometimes called the marriage lines. These lines appear right above the heart line and are usually a straight line. There may be more than one, and do vary in length. This video will explain what these lines mean in the art of palmistry.
This tutorial explains how to properly use Xara Xtreme to create a vector drawing from a bitmap. The tutorial explains the use of primitive shapes like ellipse tool, and combining it with the use of the Shape Editor tool for drawing of the more complex shapes. The tutorial also deals in passing with the use of fills and outlines. Another major point it discusses is rotating and positioning of objects and the use of blending to achieve gradient effects when needed.
This simple video tutorial explains how to use Airport Utility to configure your Airport Extreme so you can access your Apple computer remotely for file and screen sharing. It explains how to setup DHCP IP reservations and port forwarding using Manual Setup option of the Airport Utility. Considering that the tutorial becomes a little bit technical during the second part, this tutorial is aimed at users who already have at least some knowledge and/or experience setting up a network. Absolute b...
"Many people are confused when looking up words in a Vietnamese Dictionary. The words are not in the same order as English. This series of six videos explains how the words are arranged. It's not so simple, but linguist Bud Brown tries to explain the logic behind the dictionary entries.
If you've ever wanted to do in-car filming, you know how difficult the set up is. The Tripshot mount can help you master your next taxicab confession, or your next car chase scene. This video explains proper setup and installation for maximum flexibility and diversity of camera angles.
As promised for nearly the whole school year now, I have finally explained how to do two simple pen tricks. There are many such videos on YouTube and elsewhere, but many (students) have requested me to explain it too, so here it is.
In this episode, Brandon Jackson shows how to merge two images with the Photoshop gradient tool to create a banner montage. Doug Grammar joins D.Lee Beard again, this time to explain spyware, adware, and keylogging. They explain what these threats to your privacy & computer speed are as well as how to prevent and get rid of them. Speaking of security, Jason Rybicki shows one way to tell if your privacy is being compromised on a Mac using a free widget.
This video series explains how to keep your SketchUp model organized. The videos correspond to Chapter 5 of the book Google SketchUp for Dummies. PART 1 explains how to group things together. PART 2 shows you how to select and replace instances. PART 3 covers making new components (like groups but changing one changes them all). PART 4 shows you how to make your own doors and windows. The last part, PART 5, shows you how to put it all together.
Before you can start playing piano, you need to understand how the piano is set up, and how to read music. Pete Sears explains the alphabetic representation of the different piano notes, and discusses octaves and the relationship between notes. Then he teaches you everything about full steps, whole steps and half steps, as well as a dramatic scale. In the last video he explains sharps and flats.
Patrick from Tekzilla explains Cat5 cable testing.
Apple's upcoming iPhone update, iOS 13.3, doesn't add as many new features as iOS 13.1 or 13.2, but there's one under-the-radar change you'll love if you use Apple News on a daily basis.
For some of us, mornings are difficult. But if you can manage to start your morning right, you can trigger a chain reaction that leads to a more productive day. Fortunately, our phones have the tools to help us get off to a good start.
A lot of people think that TOR services are unhackable because they are on a "secure environment", but the truth is that those services are exactly the same that run on any normal server, and can be hacked with the same tools (metasploit,hydra,sqlmap...), the only thing you have to do is launch a transparent proxy that pass all your packets through the TOR network to the hidden service.
Having to read a bunch of articles and tweets everyday can be tiresome, but if you can have a sweet-ass personal assistant read them for you, you're pretty golden.
Since the release of iOS 6, there has been a bit of an uproar over some of the new features (the new Apple Maps replacing Google Maps) and certainly over the glitches that always come attached with new operating systems. Downgrading Your iOS
Think you can lift an ice-cube with nothing but a piece of string? In this cool how-to science lesson, Steve Spangler shows us how to do it, and explains what happens when salt is put on ice. We all know that salt is used to melt ice and snow, but do you know why? Leave it Steve Spangler to turn this basic science lesson into an after-dinner trick you'll use to amaze your friends.
Linear Workflow is automatically activated in new projects in Cinema 4D and is a feature to ensure that lighting falloff is rendered more accurately and realistically on light sources, textures and reflections. Greyscale Gorilla explains the concept in this demonstration video.
Increased productivity in Cinema 4D (or other processor-intensive applications) does not always have a linear correlation wtih the speed of the machine that the work is performed on. Nick Campbell of Greyscale Gorilla explains what exactly it is that a fast machine allows one to do, what kind of machine to get, and what kind of work can one expect to do on it.
Edit images directly from Google Chrome and see how they look directly on the page itself. GooEdit, a plugin for the Google Chrome browser, lets you rotate, flip, tweak the brightness, sepia, and more. You can then save the modified image to your local harddrive or upload to Twitter. Patrick from Tekzilla Daily explains the cool features.
Embed Facebook directly into your Internet Explorer or Mozilla Firefox browser's toolbar using this nifty new add-on directly from the people at Facebook themselves. This addon shows you on the toolbar the number of pokes, friend requests, unread messages and upcoming events that you have, in addition to quick links to various sections of the Facebook site. In this demo video, Patrick from Tekzilla explains the cool new features and details.
Make lightning and generate tens of thousands of volts in your own kitchen at home using ordinary household objects! Mr. G demonstrates the amazing Triboelectric Effect and explains the electron exchange via adhesion and separation that makes it all possible.
SketchUp is a free 3-D model you can download from the Google website. This tutorial introduces new users to the basic tools, features and functions in order to get started using SketchUp. This also explains a few concepts useful for 3-D modelers.
An accelerometer is capable of detecting how the device is being moved by the user, a feature which can add an extra level of functionality for an application which knows how to take advantage of it. This video explains several different methods for incorporating the presence of an accelerometer into your mobile content.
Paul Jackson Jr. is one of the tastiest session musicians alive and has played with hundreds of artists over the span of his career including most of the guitar work on Michael Jackson's Thriller album! In this video he explains the secret to his style and how to pick apart chords and play the very basic components of each chord to create a more sonically sound rhythm guitar part that doesn't step on anybodies toes but is catchy enough to be noticed in the mix.
The Salmonella eggs outbreak sweeping the nation is mammoth in scope, and if you want to keep yourself and your family safe you need to know what Salmonella is and how you can prevent it. This video will explain all of that to you, including the connection between Salmonella and dysentery and how you can prepare eggs to avoid contamination.
This video explains how to optimize your Mac, for maximum performance when using Pro Tools. Whether you're new to Digidesign's Pro Tools 8 or simply looking to pick up a few new tips and tricks, you are certain to benefit from this free software video tutorial. For complete instructions, take a look.
This video explains how installing/re-installing iLok Client, and Driver software, can sometimes be a great troubleshoot for resolving issues with Pro Tools, and the Mac Platform. Whether you're new to Digidesign's Pro Tools 8 or simply looking to pick up a few new tips and tricks, you are certain to benefit from this free software video tutorial. For complete instructions, takea look.
This C4D basics tutorial explains how you can use some of the different project modes to apply your materials. Whether you're new to MAXON's popular 3D modeling application or are just looking to get better acquainted with Cinema 4D and its various features and functions, you're sure to enjoy this free video software tutorial. For more information, and to get started using this trick in your own Cinema 4D projects, watch this 3D modeler's guide.
This video explains how to make a "blob" effect with Cinema 4D. Whether you're new to MAXON's popular 3D modeling application or are just looking to get better acquainted with Cinema 4D and its various features and functions, you're sure to enjoy this free video software tutorial. For more information, and to get started using this trick in your own Cinema 4D projects, watch this 3D modeler's guide.
