How To: Security-Oriented C Tutorial 0x16 - Functions Part IV: Recursion
Hello again, and welcome back to another tutorial on functions, this time, covering recursion. What Is Recursion?
Precise Calculate Search Results
How To: Take Shareable 3D Photos of Any Subject Using Your iPhone
3D has been all the rage for the past few years. It seems like every other film has a 3D aspect to it, our TVs have 3D capabilities, and we can even print functional objects using increasingly affordable 3D printers. And after some trial and error (ahem, Evo 3D), it's finally taking shape on mobiles.
How To: Improve Your Samsung Galaxy S3's Math Skills with Calculator Themes & Gestures
Sometimes you need more than just your brain to split the bill at a restaurant or to calculate how much your cable company is ripping you off.
How To: Keep Track of Your Vehicle's Fuel Consumption (MPGs) with These Free Mobile Apps
A man once told me to never complain about gas prices. With the average price of regular unleaded gas at $3.34 a gallon, it's hard not to, even if it is the holiday season. Since my car averages about 22 mpg, the man offered me this proposition: "If I offered you $3.34, would you walk 22 miles?"
How To: Fix, enhance, and retouch photos in Photoshop
Pixel Perfect is the "perfect" show to help you with your Photoshop skills. Be amazed and learn as master digital artist Bert Monroy takes a stylus and a digital pad and treats it as Monet and Picasso do with oil and canvas. Learn the tips and tricks you need to whip those digital pictures into shape with Adobe Photoshop and Illustrator. In this episode, Ben shows you how to fix, enhance, and retouch photos in Photoshop.
How To: Find standard deviation
In this video tutorial, viewers learn how to calculate the standard deviation of a data set. The standard deviation of a statistical population, a data set, or a probability distribution is the square root of its variance. To calculate the standard deviation, users will need to follow these steps. 1) Find the mean of the data. 2) Subtract the mean from each data point. 3) Square each of the values you got in step 2. 4) Then find the mean of the values you get from step 3. 5) Finally, square r...
How To: Use a meat thermometer
Watch as Chef Chris Smith gives you tips on choosing and using a meat thermometer to get the precise temperature when cooking meat and poultry. It is important to get the internal temperature of meat to make sure that the meat is cooked, and to make sure that the meat is not over cookend
How To: Calculate a handicap in golf
This video presentation details the process of calculating a handicap in golf, in this presentation the handicap will be calculated on the USGA handicap system which is the official handicap system to be used in the United States. On each score card, there is a designation for the handicap and slope, these numbers do not vary frequently between sixty-eight and seventy-four, and one-fifteen, and one-thirty, respectively. The 'Slope' is a new calibration that is used to help make a handicap fai...
How To: Determine the density of salt water
Everyone floats in the Dead Sea because the amount of salt in water effects the density. Do a hands-on experiment and practice checking density. Here’s a good science experiment to do in class or at home, if you have access to an electronic balance.
How To: Quote, summarize and/or paraphrase in an essay
This is working about working with sources: Quotation, Summarizing and Paraphrasing. Quotation: When directly quoting an outside source, the author's words should be taken verbatim. Quotation can lend the essay credibility. Too much quotation makes it sounds like you, the writer don't have anything to say. Quotes should be used only when the writer needs to be precise, clear, and powerful. You should use the quotes when the person you are calling said in a unique way that really can't be put ...
How To: Make sewing patterns
Design your own clothes by making sewing patterns, but pay attention to the details. You Will Need
How To: Solve an algebraic equation
Math can be tricky, especially when you're trying to decipher algebra. It's a love-hate thing; if you don't love math, then you hate it, and there's no in-between. But it doesn't have to be a pain to solve a few problems. It's actually quite simple once you figure it out. An algebraic equation is an equation that includes one or more variables. These equations can be solved as long as the number of variables does not exceed the number of equations.
How To: Find the area of a parallelogram using geometry
The video shows us how to find the area of parallelogram using geometry. Here in this video it is done by using an example where the parallelogram is given ABCD. The area of the parallelogram is base times height (bh). Here the base is given as 15 but the height is not known but it is represented by the segment BD. To find the value of h, let’s use right triangle BDC on the right side of the figure. Since base is 15 and the opposite side of the parallelogram is congruent, the hypotenuse of th...
How To: Do construction math for building materials
Learn how to calculate the amount of flooring, shingles, siding and other construction materials you need for your next building or remodeling project in this free DIY carpentry video series from a remodeling expert.
How To: Become an SEO Wiz & Increase Your Brand's Exposure for Just $25
SEO is the name of the game. If you want your business or brand to succeed, ranking on the front page of Google is a boon. Getting to the front page of search engines takes work, but it's not impossible when you master SEO best practices.
How To: 5 Major Privacy Concerns with 5G
For all the benefits 5G brings to cellular data, it isn't without weaknesses, the biggest being privacy. Yes, the latest standard comes with breakneck downloads speeds up to 4.3 Gbps, but at what cost? Like with all things on the internet, 5G devices open opportunities for both good and bad actors.
How To: Tactical Nmap for Beginner Network Reconnaissance
When it comes to attacking devices on a network, you can't hit what you can't see. Nmap gives you the ability to explore any devices connected to a network, finding information like the operating system a device is running and which applications are listening on open ports. This information lets a hacker design an attack that perfectly suits the target environment.
Apple AR: Soccer Players Get to Test Their Skills via a Unique ARKit-Powered App
If you've been paying attention, you already know that ARKit can detect horizontal surfaces and estimate ambient light, but did you know that it can also help you improve your soccer game?
Apple AR: Warby Parker Uses Face ID in iPhone X to Measure Your Face for Glasses
Online glasses retailer Warby Parker built its reputation by selling fashionable yet affordable eyeglasses, so it perhaps a surprise that it's one of the first developers to take advantage of the technology in the least affordable iPhone yet.
News: Google Maps Update Will Help You Skip the Wait at Popular Restaurants
Trendy restaurants are fun, but waiting in line isn't. Too often, we arrive at a location to find a queue between us and our dinner. If only we could know when wait times were down so we could go out at the optimal time.
Apple AR: Get Real-Time Fitness Stats & Path Recommendations While You Run
When people work out, they want to get the absolute most out of their routine. Going on a run is great exercise, but finding an optimal route that works best for you can be difficult. Luckily, Apple's ARKit has the capability to make it much easier to get the most out of your workout.
News: Anyone Else Likes TDoS?
Here on nullbyte we always hear mention of hacking being used to shut down power grids or attacking SCADA and other such cyber warlord activities, but ive never seen a TDos post come up.
How To: Give Your Android Phone Some “Material Design” with Google's New Calculator App
With Google's latest version of their mobile OS, Android L, the most notable aesthetic difference is the newly introduced Material Design concept that will soon be ever-present through the interface. The objective of this bold design is to create "hierarchy, meaning, and focus," as described by Google, and the deliberate choices of color and white space "to create immersion and clarity."
How To: Easily Remove Unwanted Objects from Photos on Your Windows Phone
Photobombing, the act of covert sabotage on a photographer and unsuspecting subject, can be a terror. This malicious and disingenuous art form has steadily grown since it first received significant coverage in 2009.
How To: Make Your Decorated Christmas Tree Mathematically Perfect
Christmas is just a few weeks away and the decorating has already begun. The centerpiece for most home during the holiday is, of course, the Christmas tree. But let's face it—that tree can be a big pain in the ass to decorate. You'll run out of tinsel, your lights will be too short, and a missing bulb with throw the whole thing off balance.
How To: Open a coconut with meat cleaver
Step 1. Understand that opening a coconut requires a considerable use of precise force. Because you are using a knife or cleaver, it is very important that you keep your fingers and other body parts away from the blade. Step 2. Clear off a stable cutting surface. Step 3. Begin scraping off the white, sinewy upper layer around the pointed top of the coconut, using your knife. Scrape off the top layer until a brown ridge is revealed around the base of the pointed top. Right where this brown lay...
How To: Make a USB fan
If things are getting a bit stuffy at your desk, don’t fret. A cool breeze is just a USB slot away. Watch this video to learn how to make a USB fan.
How To: Draft a Basic Pant Pattern
Written Instructions with accompanying video for anyone who wants to make a basic pant exactly to your measurements! Please get your correct measurements before you begin from How to Take Your Measurements.
How To: Use a cordless drill driver
Tim Carter, of Ask the Builder, demonstrates a power tool that drills holes and drives screws to precise depths, without any electrical cords. A great tool for you home!
How To: Calculate math without a calculator
Before the calculator and even the abacus was invented, there was a little instrument called the human brain that we used to do math. Remember that? While most of us turn to our trusty Ti-84s to do calculus homework or whip out our cell phone calculators to determine how much we should tip at Johnny Rocket's, it can often be much faster to use our own brains, along with a piece of paper and pencil.
News: E3 Just Proved That Gaming Phones Aren't Gimmicks
During E3, many major game developers announced plans to bring console and PC franchises to mobile. These titles are designed for more serious gamers with competition in mind. All of this points to a shift in mobile hardware priorities — soon, gamers will need gaming phones just like PC players need a gaming rig.
News: Artificial Viruses Provoke the Immune System to Fight Cancer
Cancer cells do a pretty good job of flying under the radar of our immune system. They don't raise the alarm bells signaling they are a foreign invader the way viruses do. That might be something scientists can change, though.
News: Two Doctors Simplify Spinal Surgery with the HoloLens
True innovation tends to come from the places we least expect as developers. The Microsoft HoloLens is still a very new product, and some of the other headsets are still just ideas, so the rules for mixed reality are not set in stone. That means all the real problems to be solved are yet to come.
How To: 7 Surefire Ways to Share Your Current Location with Others
Instead of wasting time asking where your friends and family are at a given moment, then having them waste time by describing their location, there are several Android apps you can use that will automate this whole process. To top it off, it doesn't have to be about invading privacy or spying on someone, since most of these apps are offer two-way location sharing, or at least let you share locations only when you feel comfortable with it.
How To: Choose Sunglasses
One of the vital fashion accessories is sunglasses. Sunglasses assist in creating a sort of unique identity for you. Your age, the shape of your face and of course your personal taste influences the precise style you decide on. There are some basic factors that must be put into consideration when you are thinking of buying your pair of sunglasses. It is important to be educated about what makes a quality pair of sunglasses. So when you want to choose your next pair of sunglasses, keep the fol...
How To: Find the area of triangle using fraction measurement
This video demonstrates the way to find the area of a triangle using fraction measurements. The person presenting this video first writes the actual formula for calculating the area of the triangle. The formula is: the area of the triangle denoted by ‘A’ is equal to half of ‘b’ times ‘h’ where ‘b’ and ‘h’ are the base and height of the triangle, respectively. Now, to make it into fractions, he writes ‘b’ and ‘h’ over ‘1’. Then he asks you to calculate “what is one times ‘b’ times ‘h’” which i...
How To: Find the area of an oblique triangle using formulas
In this tutorial the instructor shows how to find the area of an oblique triangle using different formulas. To find the area of an oblique triangle there are different formulae. The first formula to calculate the area of a triangle is area A = (1/2) * a * b * Sin(C), where a and b are the lengths of the two sides of the triangle and C is the value of the angle of the triangle that lies in between the two sides a, b. Now substitute these values in the given formula to find the area if you have...
News: Coming Soon to a Smartphone Near You: 3D Navigation for Buildings!
Now that everyone has an Android or iPhone in their pocket, there's no excuse for being late to an appointment or job interview. Thanks to that GPS receiver in your smartphone, navigating your way through city streets and highways is a cinch, in or outside of your vehicle. But once you get inside a building, that fancy GPS feature doesn't know what to do. Which direction is the elevator? How do you get to room 819? Where's the nearest fire exit? The bathroom?
How To: Check for a fever accurately
Feeling someone's forehead when they are sick is an outdated way to check for a fever. Follow along with this video and learn how to take an accurate reading so you know whether or not to seek medical help.
News: Nreal Light Adds Hand Tracking via Partnership with Clay AIR
The powers of the Nreal Light continue to increase incrementally with each passing week. Now, the latest feature added to the device is possibly the most requested feature for anyone who has tried the Nreal Light: hand tracking.