If you're just getting started in photography or if you're looking to learn a little bit more about your camera, then you may have run into the term "Aperture" or "Aperture Values", or those weird number numbers. Aperture is in the lens of your camera and determines how much light enters into the lens itself and helps to determine your focal length. In this video you will get a small lesson on what Aperture is, and how to calculate focal length and aperture values.
Threaded metal rods and bars are useful to have around because they allow you to make custom length bolt and nut combos whenever you like. Cutting them to the right length in such a way that your nut will still fit on the bolt can be tricky, but this video will show you just how to do it with a hacksaw and other tools.
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 use the Pythagorean theorem to find the length of a right triangle's hypotenuse.
Want to program your own Java games and applications but don't know beans about object-oriented programming? Never you fear. This free video tutorial from TheNewBoston will have you coding your own Java apps in no time flat. Specifically, this lesson discusses how to make a variable-length argument list when writing code in Java. For more information, including detailed, step-by-step instructions, watch this helpful programmer's guide.
In this video tutorial, viewers learn how to add strength to a landscape patio wall. For reinforcement, users should insert metal pipes down through the wall. To do this, users will need a sledgehammer, 1/3" pipe and a large diameter pipe cutter. Determine the length of the pipe by adding 2 feet to the actual length of the wall. Cut the pipe to the length and insert the pipe down through a large diameter hole on the wall. Remove the surrounding blocks and use the sledgehammer to drive the pip...
This video demonstrates how to fix the batter length problem on a jailbroken iPod. First, make sure that you have a Wi-Fi connection so you could download the necessary files. Turn your iPod Touch on and locate the Installer icon. Wait until the installer program loads. Then, on the bottom portion of the screen, select the icon Install. In the Packages section, scroll all the way down to letter S and look for Services. Select it and install it. After the installation completes, go back to hom...
While we shouldn't rely on it, every so often we need to hit the snooze button to get a few additional minutes of precious sleep. Depending on which OEM skin is running on your device, this could be either five or ten extra minutes of dozing. However, some of us need a different length of time.
This is a complex process, but the guys at Graffiti Research Lab have armed you with detailed written instructions and this video on how to create a night writer. This is a more complicated version of their LED throwies that allows you to catch a tag in lights. You'll never need an airpline skywriter again!
In this tutorial, we learn how to find the area of a rectangle. First, you will need to know the formula, which is length times width. So, first find the length and width of the rectangle. After this, you will multiply the length and width together. Next, write down the units so you don't forget. When you are finished, you will know the area in just a few easy steps. This is a basic formula that is easy to understand and can be done quickly. When you are finished finding this, make sure you w...
Increased speed is what every runner wants. Enabling your legs to move freely but in perfect form is key to getting the most out of each step as you run. This video will demonstrate how to increase speed and stride length by running stairs.
This simple video teaches "how to find the area of a rectangle" in a very simple way. Area is the amount of squares inside a two dimensional shape.
Apple's stock Podcasts app in iOS remains my go-to for all of my podcast-listening needs, but skipping around during an episode can be frustrating. Scrubbing audio along the timeline is often an imprecise maneuver, which is why the skip buttons can be so useful and efficient. Without customizing skip lengths, however, you may find yourself tapping far more than you need to.
This is a challenging though fun project to try once you've mastered folding your lucky stars (aka puffy stars). Though this origami project does include puffy stars, the stars are folded onto a six-sided star base.
In this video tutorial, viewers learn how to find the length of a triangle using sine. This task is very easy, fast and simple to do. This formula can only be done on right triangles. Begin by finding the angle first and figure which trigonometric ratio to use. Then find which sides are given. For sine, users need to divide the opposite and hypotenuse of the triangle. Then cross multiply it with the sin degree to find the length of the triangle. This video will benefit those viewers who are s...
Choosing the right running shoe length is important for many reasons. Some being that choosing the wrong size can lead to your feet falling asleep, your toe nails becoming balck or blue, and even result in toe nails falling off. Having a little bit of space in your shoe is fine since feet tend to swell up and require some space. So check out this video on how to properly choose the right length for your running show. Good luck and enjoy!
Two dimensional objects are measured in terms of perimeter and areas. A perimeter of a two dimensional object is the distance around that object. If you want to find the perimeter of an object, all you need to do is add up each one of the lengths of sides of that object. If you have a small figure like triangle, first compute the length of the three sides. Now adding these three sides gives you the perimeter of the triangle. A larger or more complicated shape might have more number of sides. ...
In this video tutorial, viewers learn how to layer clothes fashionable. When layering, do not wear thick clothing to avoid bulkiness and thickness. Wear thin clothing to make the layer more thin and less wide. Make sure that length of the clothing is right and vary in length. Use layers to flatter various parts of the body. This video also provides a visual demonstration of how to layer a shirt. It has 3 different layers that all vary in length. This video will benefit those viewers who are i...
This video shows you how to measure the length of someone's sleeves precisely. For it, you will need a meter, and to keep your arm straight, near your body. Begin measuring from where the arm starts, where the shoulder naturally begins to curve. Measure straight down the arm until you reach the desired length, where you want the sleeve to end. Be careful to stop at the elbow and position the meter exactly where the curve hits its peek, so that you measure will be precise, and not come shorter...
Fine Homebuilding with Jim Anderson demonstrates how to cut floor joists to length. Inspect the rim line to know where to set the joists. Set the joists to the layout on the rim line using a two man team. Tap a nail into the joist to keep it from moving around. Instead of standing the joists up to square them, cut them on both ends. Line the chalk line up with the rim line and snap the line across the joists to mark them. This will simultaneously measure and square them. Finally, line the joi...
In this Beauty and Style category video tutorial you will learn how to measure your bicep length. The video is presented by Alazzo Clothing. The process is very easy and simple as you will find out after watching this video. For doing this, the person must be standing in upright position. Take the measuring tape and put it under the arm pit. Then you measure the width of the bicep at the top of the arm pit leaving room for one finger. In the video this is demonstrated using a mannequin. So, t...
This video shows the viewer how to tie a scarf in an ‘Ascot’. Allegedly this is a preppy look and should appeal to young people. The knot is tied by placing the scarf around your neck, one of the lengths should be slightly longer than the other. Wrap the longer length three times around the shorter one before taking it behind the shorter length and pulling it over the ‘knot’. This end is usually the spread out to display the pattern of the scarf. It is suggested that this look is unisex and t...
If you want to know how to make a circle skirt easily, you should watch this video. To make an easy circle skirt: Lay out the square of fabric and use the measuring tape to make a circle as large as your hips. Trace another circle around the edge of the fabric. Trace the largest circle that will fit inside of the fabric square, going all the way to the edges of the sides of the square. Cut out the inner circle and cut around the outer circle. Measure your waist to get the length of your elast...
Learn how to make chestnut paling using a paling machine from Aly May in simple steps. First tie the strings up and down in a wooden pole according to the length you need. Start by placing the wood in between the strings upside down fitting perfectly. Now roll the machine to twist the strings and repeat the same till you get your desired length. You can also use wood with sharpened edges if you want to make a fence. It can be also used for some events but you have to change its length and dur...
If necessary, cut kimchi into desirable size (about 2-inch lengths) Cut green onion into 2 to 3-inch length pieces
Showing you how you can create the French braid look even with short layered hair about five inches in length. Starting at the front of your hair you begin the braiding process by gathering three lengths of hair. As you go further back you continue to gather hair into the braiding strands to continue the French braid look all the way back and secured with a scrunchy at the end to make a longer French braided style look otherwise not creatable with regular short hair. Easy to repeat and follow...
If you have a stack of old t-shirts that sit in your dresser, unworn, why not get some use out of one of them by transforming it into a scarf? Save some money... You'll have scarves for days with this technique!
Microsoft Office Excel 2007 spreadsheet manager is a powerful tool that enables information workers to format spreadsheets, as well as analyze and share information to make more informed decisions. In this MS Excel video tutorial, you'll learn about using LEN to count word length. To get started using the LEN function for yourself, watch this how-to.
This instructional photography video explains and shows the difference in zoom lenses' focal lengths. This basic demonstration uses a Nikon professional photo camera to exhibit the various zoom lenses, and provides examples of its photographic capabilities. Watch this video and improve your photography skills.
This video tutorial will show you how to tie a lanyard knot with a loop. You can try with an 18 inch length of paracord for the demonstration, but this will work with various lengths and diameters of cord.
Quadrilaterals are four sided shapes that are closed. They are polygons. Quadrilaterals can be classified broadly in two ways. If the quadrilateral has a two pair of parallel sides then it falls in to the parallelogram category. Further now it can be broken down in to other shapes like square, rectangle, rhombus. If it has only one pair of parallel side then it falls into the trapezoid category. To compute the are of a trapezoid first you need to know the lengths of the parallel sides. Add th...
When one thinks of a food buffet, they think "all you can eat". But there's a way to make that saying mean what so many people wish… "all you can eat… whenever".
One of the big hurdles when equipping vehicles with sensors for autonomous driving is the cost. For example, the Light Detection and Ranging (LiDAR) sensors that power many versions of self-driving car technology are pricey, currently ranging from around several thousand dollars up to $85,000 per sensor—and vehicles often need multiple sensors to see enough of what is going on around them to drive safely.
Hair Tinsel Is Taking the Fashion World by Storm!
You can learn to make a beautiful chain mail bracelet by watching this video. The bracelet is easy to make and affordable too. Start by sliding two silver jumper rings onto a paper clip. Two copper jumper rings are passed through the silver rings and twisted to complete the loop. Next, two silver rings are passed through the copper rings and twisted to complete the loop. Next, place the silver rings on either side of the copper rings and pull them up from between the copper rings, as shown in...
Want to know about Newton's three laws of motion and how they affect aircraft landings? NASA has answers. NASA, aka the National Aeronautics and Space Administration, tells how Newton's laws apply to landings. There's no better place to learn from than the juggernaut of space exploration.
Breaking a lease is almost always considered a legal breach of contract, even if a tenant has a good excuse. Here are some exceptions to the rule
A 45 45 90 triangle is a special right triangle because you can use short cuts to find leg length and hypotenuse length. This video solves two problems involving leg length and hypotenuse length.
Video: . Today I bring you my first Christmas themed video!Here there are some DIY ideas to decorate your room for the holiday season. They are really easy and affordable so I hope you like them!
In this tutorial, we learn how to make a cute PSP or phone strap. You will need: ribbon or lace, pearl chain, extra ribbons, metal ring, charm cord, and pliers. First, measure out the pearls and the lace so they are the same length. Then, you will need to sew the pearls down to the lace at various points along the length. From here, sew the ends of the lace together with the metal ring inside, at the bottom with the inside facing out. Then, sew the ring into one spot along the strap. Trim off...
In this video, we learn how to make a twisted necklace. First, you will need to grab the cord you want for your bracelet and cut it double to the length you would normally use. Now, measure the cord in half, then start twisting the two together until you reach the end. You can do this with several cords if you would like a more unique necklace. After this, tie the ends and then loosen them up. Next, start to twist the necklace together again, then you can add your jumper bead into the necklac...
