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 into similar small triangles. The area of each triangle is given by half the product of its perpendicular and the base. We give the angle between the two radii as d?. We get the area of the small triangle by substituting...
Gus and Geoff show you how to get the achievement of Negotiator Bronze Trophy in Heavy Rain. You will be playing as Scott Shelby. Your goal is to convince the store robber to leave without resorting to violence. Take the left aisle; in the center aisle there is a bag of chips on the floor that will cause too much noise. Raise your hands, and don't tackle the robber. Choose "name" and tell the robber your name and ask for his. Choose "reason" and tell the robber that "It isn't worth it.". Choo...
Chef Phil Vickery shows views how to make delicious looking white chocolate chip raspberry cookies. He shows viewers several ways to include the raspberries on both the inside and outside of his cookies to create different appearances for his cookies. Using his recipe you can vary the ingredients to include different nuts or berries. He also enlightens viewers on how to make and store cookie batter for future batches of cookies if you do not want to bake the whole batch at once.
There's a few reasons why you might want to purify chemicals by recrystallization, but the best one could be luminescence glow-in-the-dark dust.
This is chemistry at its best! Europium is the chemical element (Eu) which was named after Europe. Dysprosium (Dy) is a rare earth element of a metallic silver luster. Watch this science video tutorial from Nurd Rage on how to make europium and dysprosium nitrate salts with Dr. Lithium.
Michelle Phan demonstrates how to create an egg mask facial. Egg white and yolk mask. Perfect for oily skin. It helps brighten and tighten the skin. The reason why the egg yolks are so good and rich for your skin is because they are loaded with Vitamin A! Protein and nutrients!
Watch this fine art video tutorial to learn how to Draw a glass of water with illustration markers, colored pencils & oil paint.
This video explains how the amount of shoulder rotation you get during a windshield wiper forehand can differ from a classic forehand. After you hit the tennis ball, you typically have to rotate a little bit more than you otherwise would on the windshield wiper. There are a number of reasons for this, but in this video we keep our focus relatively narrow.
This is a series of videos on wingsuit flying techniques, varying from basic flocking maneuvers to advanced aerobatics. Wingsuit flying is a type of skydiving or controlled falling, and on thing you'll learn in this series is that upfloating is the technique of raising your legs to deflect the wind and rise upward. Also learn how to barrel roll, front loop, backfly, dock, increase forward speed, and control speed.
This animated video, produced by Jewish Pathways, demonstrates how to wash your hands in accordance with Jewish law before eating bread. Besides cleanliness and holiness, the instant reason the rabbis call for washing before bread is to keep alive the memory of the proper treatment of teruma (the first priestly tithe that may be eaten only by kohanim and their instant families, and that must be eaten only in the absence of any tum’ah – ritual defilement).
Check out this instructional Russian language video to learn Russian as Russians speak it. This is Theme 10, Lesson 3 in the series. Practice your Russian listening skills by listening to the dialogue presented in this language video. Learn words related to your health, being sick, and visiting a doctor or hospital clinic.
Don't let the TV ads convince you to buy some bulky contraption that will gather dust in your closet, crunches are safe and effective! This how-to video shows how to do crunches with varying degrees of difficulty based on your ability. Remember that ab exercises alone will not give you abs! If you have the best abs in the world they will be completely invisible if you are overweight. Aerobic exercise and proper diet are even more important than ab exercises in getting that sought after 6-pack...
Your Apple Watch sends you notifications from friends, family, and the apps that are important to you. Occasionally, however, the watch may scare the heck out of you with a notification warning of an abnormal, elevated heart rate. If you have no history of heart conditions, this alert might come as a shock. Why do you have a high heart rate, and what are you to do with the information?
After getting confirmation from Tim Sweeney, CEO of Epic Games, we now know Fortnite Battle Royale will not be available on the Play Store when it's finally released for Android. Instead, users will have to download the APK directly from Epic Games' website — and quite frankly, this is a bad idea.
You may have noticed improved photo quality in the Android Snapchat app in recent months. Believe it or not, this is because Snapchat only just recently started using a decade-old camera API that predates every Android phone in existence.
With the height of the flu season ahead, there are some good reasons to keep a flu vaccination in mind.
Welcome back, my aspiring hackers! Although this article may have been better placed first in this series, I doubt that anyone would have read it when just starting out studying Linux. Now, that you are well into your Linux studies and have some familiarity with how it operates, I'd like to take this moment to explain the philosophy around the Linux operating system.
Welcome back, my novice hackers! Reconnaissance is one of the most important preparatory steps to hacking. As I have emphasized many times before here on Null Byte, you must know the operating system, the ports, the services, the applications, and sometimes even the language of the target to be effective. If you haven't taken the time to gather this info, then you are likely wasting your time.
If you're lucky enough to have a large, winding staircase, there's no reason not to dress it to the nines for this holiday season. Make sure that your party guests' jaws drop to the floor once you open the door by decorating your staircase with this gorgeous golden splendor themed garland.
You'd think that in the United States we have more of a problem of women wanting to look tan year round than white and pale. But many women actually crave the vampirish pale complexion, and because not all of them are born with it, some turn to whitening/lightening creams. Some women also turn to these creams because they claim to fade dark spots.
If you're anything like us, then you try to take the easiest route possible when styling your hair in the morning before work. You know: Wake up, brush your teeth, and then wearily comb through your hair a few times with your eyes closed.
In a perfect breakfast, we'd have neverneding mountains of pancakes covered with maple syrup, strips and strips of fried bacon, and a frittata or two covered in melted cheese. Frittatas are so delicious and its toppings can be varied depending on what you like to eat for breakfast.
Do you know why we hate those envelopes that come with any greeting card you buy at Hallmark, Papyrus, or a drugstore? They're SO boring. Always the same rectangular shape, always the same opening mechanism, with the only innovation for each envelope being the color, which does vary to match the card.
For those of you who are knitting beginners, an Afghan may sound difficult but it's actually just a fancy schmancy term for a crochet blanket. The blanket's texture varies according to your choosing, from thick wool yarn to light and airy summertime yarn.
For those of you who are knitting beginners, an Afghan may sound difficult but it's actually just a fancy schmancy term for a crochet blanket. The blanket's texture varies according to your choosing, from thick wool yarn to light and airy summertime yarn.
If you're a knitting beginner who wants to challange yourself with an impressive looking project, then you've hit the right how-to video. While there are many different ways you can knit a hat, the method presented in this tutorial is one of the simplest. You can simply vary the yarn color to produce different effects.
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 676th installment in their series of digital spreadsheet magic tricks, you'll learn how to create a Defined Name formula for a dynamic range (columns can vary) using the INDEX and MATCH functions. This formula works when there are no column headers (field names).
If you love garlic bread then we can guarantee you'll love this matzo bread recipe. First eaten in Egypt by the Jews after passover, matzo bread was made flat and unleavened because the Jews had been forced to leave Egypt and had little time to bake traditionally puffed bread. The recipe survives today and is redone by Mark Bittman in this episode of The Minimalist.
As women, we're naturally prone to complaining about our bodies. Either our pores are too big or our boobs are too small or our abs are not small enough. There's really no limit to what we bash ourselves about, and it varies from day to day (thanks, societal beauty standards).
In this tutorial, we learn how to manage a fever in children. When your child has a fever, this means their body is fighting an infection. The fever will vary depending on what it is, but it will usually peak at 106 degrees. Don't bring the fever down with Tylenol, because it could make the cold last for a longer amount of time. This can be a greater threat to health than the illness was in the first place. If the child starts to get a higher fever, this is a good sign that the body is killin...
Your mother puts up with your crap the entire other 364 days a year and constantly toils away making the most scrumptious meals and treats for you, so can you really even justify not making something for her in return on Mother's Day? Luckily, you don't have to be Martha Stewart to create this lovely lace flower brooch craft.
Unfortunately, baby showers tend to celebrate the baby, not the mom who's gone through morning sickness, nine months of gestation, and, soon, the most game-changing and painful experience of her life.
A Christmas present is not the only thing you can get crafty with. Why not put that mix tape into a homemade origami box for a truly personal touch?
Although most dogs are lovable, friendly beings that approach you rather than the other way around, dog personalities are as varied as our own and inevitably there will always be the reluctant, shy loner.
How to instantly bond with anyone and persuade them
Start out playing the piano by learning one of the most famous pieces of music in the world. That song would be "Clair de lune" by Claude Debussy. And this video starts you out with playing and learning the clefs, flats, key signatures, and black keys that will help you begin playing this work of art.
In this how-to video, you will learn how to stop your dog from barking excessively. Dog's bark naturally. It becomes a problem when your dog barks too much. First, determine the reason why your dog is barking in the first place. From this, you can determine the next step. If your dog looks like he or she is barking at nothing, the dog is definitely barking at something because of heightened sense of hearing and smell. You must communicate to your dog what is acceptable behavior. Never reward ...
This video explains how tree growth rings function and what they can tell us.The growth rings are formed in 2 (sometimes 3) layers of wood that are the spring growth and the summer growth. Ring width can vary depending on the specie of the tree, the environment in which it has grown and the amount of water it has used. By counting the rings you can tell the age of the tree.By analyzing the growth rings, you can see the years in which there was a drought where the tree once stood, because the ...
Looking for a quick workout to get that six pack you've always wanted? Just like the classic 8 Minute Abs workout, this simulated workout will show you the exercises to motivate you to get a ripped midsection in no time at all!
This video has a man by the name of Dr. Neder and he has a book by the name, ‘how to be a man in a woman’s world.’ He answers a series of questions. The first question asked is how to get a girl with a boyfriend. The answer this video provides is simply that all girls are looking to date up. Meaning your value and assets, if there is a greater attraction then the girl will end up with you and dump the guy that she is with. Does size matter? The average size of most man is five inches to five ...
