In mathematics, the order of operations define the priority in which complex equations are solved. The top priority is your parenthesis, then exponents, followed by multiplication and division, and finally addition and subtraction (PEMDAS). This video tutorial demonstrates the ...more
Bored with crosswords and sudoku puzzles? Well, try your hands at a new type of puzzle: KenKen logic puzzles. Invented by Japanese math teacher Tetsuya Miyamoto, KENKEN allows you to test your puzzle acumen and improve your math skills at the same time. KEN-KEN (kenken), KenD ...more
Your Note 3 is a magnificently large phone. So much so that it has a handful of built-in options that make it easier to use with one hand, collectively called "One-handed operation." While these settings are helpful, they have to be manually enabled and disabled whenever you'r ...more
There are many reasons to use Filmic Pro if you're a mobile videographer. Chief among them is its automated controls, called "pull-to-point" sliders. These pull-to-point controls not only allow you to manually adjust focus, zoom, exposure, ISO, and shutter speed before and dur ...more
YAYMATH In order to use rational functions in intermediate algebra, Robert Ahdoot begins by setting values to the functions f(x) and g(x). He then adds these functions together, with the equation (f+g)(x). After addition comes subtraction, using the equation (f-g)(x). And fina ...more
The da Vinci robot has proven to be an endless source of amusement to surgeons everywhere; in Japan, it folds origami cranes, at the state of Washington's Swedish Medical Center, it flies paper airplanes and gives manicures. It's a battle of the hospitals—who can make their pr ...more
Different genres of social media have changed the world, but they are not omnipotent. In most cases this is a good thing, but not in the case of Operation Rainfall. It has been a purely well meaning social media movement that should have led to a great boon for the North Ameri ...more
I suppose it depends how you define dangerous. It must have taken Flippy Cat a good amount of effort and planning to design and construct this giant Operation game made from Dominos. And then he lets a cat loose? Impressive work. Click on the second video in the gallery above ...more
In this video, the instructor shows how to find the order of operations with fractions and decimals. If you have an equation with both fractions and decimals, you can convert the decimals to fractions, or fractions to decimals to have the entire equation in either decimals or ...more
This tutorial shows you how to reflect component transformations to the opposite side of a symmetrical model in Maya. This sounds complicated, but it really just allows you to mirror your transformations from one side to another.
Winner Grayson Robison gets to hang out with Johnny & Danger. Johnny Knoxville checks out the verisimilitude of the Operation artwork on Danger Ehren. The crew starts rigging the board for just the right amount of shock. Johnny Knoxville gets a little frisky. Johnny Knoxvi ...more
French manufacturer Renault Trucks is looking to the HoloLens to improve quality control processes with its engine assembly operations. An internal incubation team of about 20 employees is collaborating with technology partner Immersion to design a prototype of the applicatio ...more
Have you ever played the game operation? If so you know that if you touch the patient the game buzzes and lights up. Well my idea is to connect a person to the game with muscle stimulators. So every time a player touches the patient the person connected to the game get a shock ...more
If you missed the Late Night With Jimmy Fallon episode last night, no worries! We've got it covered. This life-size Operation Board is amazing to behold, and be sure to watch Johnny Knoxville go for the "bread basket". We've always wondered what that was referring to. Turns ou ...more
Radical expressions are those in which the radical symbol (under root sign denoting the square root or the nth root) is present (either multiplied or added). Solving these is a bit tricky, but involves similar algebraic maneuvers in a different way. This video begins with an ...more
Call of Duty: Black Ops represents something of a departure for the series, taking a more action-adventure tilt than the pure shooting of its predecessors. This five-part video is a walkthrough of the first mission of the game: Operation 40, on Veteran difficulty. Check out a ...more
A proof of concept for an overhead crane training simulator is in the works. Using Microsoft HoloLens and an industrial-style controller, trainees can pick up holographic loads and transport them throughout a warehouse setting. The simulator, developed by Asobo Studio, a mixe ...more
Although retailers like Mac Cosmetics and Zara have been celebrated for deploying innovative in-store augmented reality experiences in their brick-and-mortar locations, a new report throws cold water on the practice. In a report titled "Augmented Reality in Retail," market re ...more
As NASA nears the launch of another mission to the Moon in 2024, and a subsequent mission to Mars in the 2030s, augmented reality is increasingly being woven into the normal space operations to test various capabilities. The latest example comes via the current International ...more
You have a ton of options and extensive possibilities on the Canon EOS 7D to configure different buttons and controls. You can change just about anything on this digital SLR camera. Watch this video for info on customizing operations. Customizing Operations: • Customize your ...more
This video teaches us the concept of nth roots. The video starts with the square root of constants. We find the number which when multiplies by itself for two times results in the constant inside the square root. Then we find the square root of variables. Here again the same c ...more
It was brought up a while back in a Community Call to Arms that *math* is handy for encryption (and let's face it, everything) so let us go over things you just have to know. "In its simplest meaning in mathematics and logic, an operation is an action or procedure which produc ...more
You'll need to use lots of math if you're working with formulas and numbers in Microsoft Excel. This tutorila gives you a brief introduction to the different math operators avaiable to users of Excel, as well as reviewing the order of operations you'll need to be aware of.
Augmented reality optics maker WaveOptics has just infused its operations with a fresh round of funding to facilitate its objective of bringing consumer-grade smartglasses at a $600 price point to market in 2019. On Tuesday, the London-based company announced that it has clos ...more
In this software tutorial you will learn how to use boolean operations in Inkscape to combine or remove two shapes. Boolean operations are an important part of modeling in 2D or 3D and give you a way to make fast and accurate shapes. So watch and learn how to work with boolean ...more
In this clip, you'll learn how to beat the "Operation 40" mission on Regular in the single-player campaign of Call of Duty: Black Ops! Call of Duty 7 (COD: BO) is the seventh installment in Activision's popular Call of Duty series of military-themed first-person shooter video ...more
If you're used to more basic cameras, digital SLRs can be intimidating at first. It's a whole new level of technology. What do all those little knobs and buttons mean? In this lengthy tutorial, we'll learn the basic camera operations for digital SLRs.
Need help figuring out how to tackle complicated mathematical expressions? 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 fol ...more
Are you looking for a simple math explanation on order of operations? Remember the following sentence: “Please excuse my dear aunt Sally.” What does this sentence have to do with math? The first letter of each word stands for an operation. “P” stands for parenthesis, “E” for e ...more
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 591st installment in their series of digital spreadsheet magic tricks, you'll learn how to add $60 ...more
At the very beginning of Battlefield: Bad Company 2, you and your squadron are floating down a river behind enemy lines. At first, you're just watching and learning, then you finally gain some control and learn how to use your weapons and make your way around the battlefield. ...more
Looking for a quick primer on how to work with Ruby on Rails' migration methods? Let this video be your guide! Whether you're entirely new to Ruby on Rails 3 or are a seasoned developer merely looking to brush up on a few of the basics, you're sure to find much to take away. F ...more
The co-op version of the Battlefield 3 level Operation Swordbreaker, goes by the new name of 'Operation Exodus.' In it, you will need to defend your position on a bridge with a friend before you can finally escape. This IGN guide will show you how to clear the level.
In algebra, "order of operations" essentially means solving first for exponents or roots, then multiplication, division, addition and subtraction. The steps for the order of operations also require attention to mathematical grouping symbols, such as parentheses and brackets. F ...more
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 (or just finish your homework or study for that next ...more
This one would be involving Ape (sorry Ape, I don't have anything against you.) Get some of the slimiest, creepiest creatures you can think of (besides a naked Novak) put them either in her bed whilst she is sleeping or her car. Plan A: If it's her bed, have a naked Novak jump ...more
Take something a friend hates ad/or fears with a passion, like snakes... fill his bed full of them, espcially a boa, whilst he's sleeping. Put shaving cream (or sperm) in said friend's hand before tickling his face with a feather so he'll smack himself with the creamed (or spe ...more
Here's the wildest prank ever for Jackass! It's Operation Dumbass. Operation Dumbass is consist of a fast motorcycle, 50 ramp, big glass tank, & the several dangerous sharks. Operation Dumbass can be up to one or many people (if anybody has the guts to do it). Here is my pran ...more
The iPhone has come a long way in its ten-year lifespan, but one thing still missing from the core user experience is native split-screen support. Sure, the displays on iPhones aren't nearly as large as an iPad's screen — which does offer "Split View" mode out of the box — but ...more
The Raspberry Pi is a credit card-sized computer that can crack Wi-Fi, clone key cards, break into laptops, and even clone an existing Wi-Fi network to trick users into connecting to the Pi instead. It can jam Wi-Fi for blocks, track cell phones, listen in on police scanners, ...more
Glow sticks, a popular favor at parties and outdoor events, and a must-have on Halloween, can be traced back to the United States Navy in the mid-1960s. The military desired improved visibility during night operations, and glow sticks, with their small-size portability and lac ...more
UPDATE: This post is outdated, the latest version with the correct links and updated instructions can be found at my blog, here - https://techkernel.org/2015/12/19/embed-metasploit-payload-in-apk-manually/ Hi guys, I'm here again with my second tutorial, as I promised. Metas ...more
Welcome back, my tenderfoot hackers! I have written many tutorials on hacking using Metasploit, including leaving no evidence behind and exploring the inner architecture. Also, there are my Metasploit cheat sheets for commands and hacking scripts. With this guide, I'm starti ...more
2 + 2 = 4. That's about as much math as I can handle without a calculator on a daily basis. I literally hate doing math more than anything in life, mostly because I'm not good at it—and I hate doing things I'm not good at. So, when I come across a cool math trick online that ...more
If you're a fan of sleek, powerful computers and highly-customizable smartphones, then you probably own a Mac and an Android device. But the downside to this glorious hardware pairing is that it can be hard to get the software on the two devices to play nice together. Previou ...more
Particular vulnerabilities and exploits come along and make headlines with their catchy names and impressive potential for damage. EternalBlue is one of those exploits. Originally tied to the NSA, this zero-day exploited a flaw in the SMB protocol, affecting many Windows machi ...more
One of the most useful new features Apple included on iOS 16 lets you instantly lift the subject out of a photo, separating it from the background. Once extracted, you can paste, save, or drop the cutout wherever you want as a new image, and you can even make it a sticker in m ...more
When you're using vacuum power, moving water, or compressing air, it's more than likely being done with some sort of pump. I'll be needing a pump for some of my future projects, so in this tutorial, I'll be showing you how to make your own customizable PVC hand pump that will ...more
Apple's iOS 13 has been available for beta testing since June, and the stable release pushed out to everyone on Thursday, Sept. 19. To help you make the most out of iOS 13 for iPhone, we've rounded up everything you'll want to know, whether a colossal feature, small settings c ...more
If you've been around computers long enough, you've probably heard the phrase "have you tried turning it off and on again?" This trick usually works because it forces your computer to empty out the contents of its RAM and disk caches when you restart. When you run programs an ...more
Hi, everyone! Recently, I've been working on a pretty interesting and foolish project I had in mind, and here I'm bringing to all of you my findings. This guide's main aim is to document the process of building an Android kernel, specifically a CyanogenMod kernel and ROM, and ...more
If you're an avid PC gamer, then you're probably well familiar with the term overclocking, which is basically just tweaking your computer hardware to run faster than it was originally intended. Why would you want to do that? Let's say the processor in your PC is listed as 2. ...more
Not every app is designed well. With nearly 3 million apps on the Play Store and countless more that you can sideload from other sources, there are bound to be a few stinkers. And many of them do a terrible job using RAM. Poor memory management by apps hurts everyone. Whether ...more
In recent years, Hollywood has taken a shine to hackers, with hackers appearing in almost every heist or mystery movie now. This can be both good and bad for our profession. As we know, whichever way Hollywood decides to depict our profession is how most people will perceive i ...more
Adding and subtracting may be the easiest of mathematical operations, but once you get it down, multiplication and division can be just as easy. That's why it's called elementary arithmetic. If it were harder, it would be called college algebra or trigonometry. But it's not— i ...more
Apple has a few exciting surprises for you in its latest iOS 16 and iPadOS 16 software updates. Released on Thursday, May 18, version 16.5 includes new features, bug fixes, and security patches, and there are even hints of some big things coming in future software updates for ...more
There are nearly 100,000 unique onion service addresses online with over two million people using Tor every single day. Join me as I explore a small fraction of what the Tor network has to offer. It's puzzling to imagine about 100,000 .onion websites in existence. Readers who ...more
One of Android's biggest strengths, when compared to other mobile operating systems is its open file structure. Google introduced a built-in file manager with Marshmallow that provides basic file management, but like with most apps on Android, there are alternatives. Third-par ...more
Want a buddy in Fallout: New Vegas? Sure you do. In fact, you probably want a couple New Vegas companions. In Fallout: New Vegas, there's a total of 6 permanent humanoid companions and 2 permanent non-humanoid companions, but you can only have 2 (one of each kind) at a time f ...more
If you're going to build yourself a water gun to cool down this summer, or maybe just a useful water pump, you'll need some check valves. However, the most expensive parts of a water pump or DIY super soaker are usually the check valves. So, let's make some from scratch for as ...more