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News: The End of Dead Phone Batteries Is Closer Than You Think

The old "my battery is dead" excuse for not calling your mother may soon be a thing of the past. A team from the Korea Advanced Institute of Science and Technology (KAIST), led by Professor Jo Byeong-jin, has developed a "wearable thermo-element" that can be built into clothing to power your electronic devices. The science behind the innovation converts body heat (thermal energy) into usable electric energy. Made with lightweight glass fiber, this small thermo-element strip can produce about ...

How To: Enter formulas in Excel with a macro

In order to enter formulas in Excels with a macro, you will need to open your spreadsheet. Formulas are used to do calculations. Go to the field, where you want to enter a formula. Type in the formula. Then, highlight the formula. Press Control + C to copy the formula. Next, delete the contents of the cell. Press Alt + F11.

How To: Set an iPhone alarm using the clock application

This HelpVids.com tutorial shows the basic options for setting an alarm on an iPhone. To begin, open the "clock" app. There are four sub-menus in the the "clock" app. Choose the "alarm" sub-menu. To create a new alarm, touch the "+" in the upper right corner of the screen. A new screen appears and the user has different options. A repeat time for the alarm can be chosen. The user can choose the sound that plays when the alarm goes off. The "snooze" option can be toggled on or off, and the ala...

How To: Create dynamic sub tables in Microsoft Excel

New to Excel? Looking for a tip? How about a tip so mind-blowingly advanced as to qualify as a magic trick? You're in luck. In this Excel tutorial from ExcelIsFun, the 538th installment in their series of digital spreadsheet magic tricks, you'll learn how to create dynamic sub tables based on master sheet array as well as how to create array formulae quickly with the Drill-Through method. All this is accomplished with recourse to the COUNTIF, IF, ROWS, INDEX, SMALL, ROW functions.

How To: Prepare a concrete subfloor for flooring with Lowe's

Lowe's home improvement expert, Mike Kraft, demonstrates how to prepare your concrete sub-floor for the installation of hardwood or laminate flooring. Brought to you by Lowe's, a leader in the home do-it-yourself retail industry, Mike details the steps, tools, and techniques you will need to complete this step of your project so that you may enjoy your new floor for a long time to come. After you have properly prepared your sub-floor to receive your new flooring, the video provides you with i...

How To: Make a Warcraft 3 hero using the StarCraft 2 Editor

Starcraft 2, like it's predecessor before it, has a very robust level editor that allows you, the DIY modder, to create nearly any scenario within the bounds of the Starcraft 2 engine that you could imagine. We have compiled videos on how to do all sorts of fun things with it, from making RPG's and Tower Defense games to just making you dream Starcraft 2 level. This video will teach you how to create a basic Warcraft 3 style hero using the Starcraft 2 patch 13 beta editor. He won't be quite a...

How To: Remedy potential earthquake hazards in the workplace

Washington State has a history of large earthquakes, as does California. More than 1,000 earthquakes are registered in Washington State each year. More than 10,000 are recorded in California each year. In an earthquake, non-structural elements, which is anything that does not actually hold the building up, may become unhooked, dislodged, thrown about, and tipped over. this can cause extensive damage, interruption of operation, injury and even death.

How To: Perform a full cardiac exam on a patient (heart exam)

In this video, doctors can learn how to perform a full cardiac examination on a patient. The very first thing a doctor should do is visually inspect the patient, because there's a lot that can be gained by simply examining by eye. You'll want to carefully examine the respiratory pattern of the patient, the nature of their precordium, the anterior part of their chest over the heart. Feeling the pulse is also necessary when starting out this heart exam. To learn more, watch the full video.

How To: Do gesture drawing

Jordon Schranz brings you this tutorial on drawing. Search WonderHowTo for Sessions Online School of Fine Arts for more drawing tutorials. The technique & craft of drawing isn't necessarily about inherent talent, it is something that comes with lots of practice. It is all about being able to accurately record what you see.

How To: Can't Find the Accessibility Menu & Its Options in iOS 13? It Got a Huge Update Worth Checking Out

The iPhone's "Accessibility" menu is one of those options that's very easy to overlook but incredibly handy in certain situations. You can set AssistiveTouch to help navigate your device, use a Bluetooth mouse when your screen is acting up, and enable the red screen filter for nighttime escapades. For as long as the menu has been available, it's been in the "General" settings, but not in iOS 13.

Hands-On: Magic Leap's Create App Is a Powerful Way to Invent Your Own Reality Nearly Anywhere

Since getting our hands on the Magic Leap One last week, we've been methodically delving into each feature and reporting our findings step-by-step. Earlier this week, we took a look at the Screens app (a video viewer) and the Helio app (an AR web browser). This time around, we'll be digging into the Create app, the experience that allows you to fill the real world with objects that transform the nature of your local reality.

How To: Hack SAML Single Sign-on with Burp Suite

Single sign-on (SSO) lets users login across different sites without having to manage multiple accounts. I'm sure most of us appreciate the convenience of seeing "Sign in with …" buttons that let us login with a single username. Hackers, however, see a possible avenue for exploitation, and you'll soon learn how an attacker can exploit a SAML vulnerability to assume another user's identity.

How To: Begin playing Sudoku

Jacky Liao and Tony Liao describe the main attributes of Sudoku and provide tips on how to solve the puzzle. Sudoku is a popular puzzle just like crossword. It is a puzzle of a 9X9 square sub-divided into 3X3 squares. You have to fill each column and row with digits 1 through 9 in any order. Each 3X3 sub-square must include all digits 1 through 9. Every Sudoku game starts with a few of the squares filled in. The more squares that are filled in the easier it is to play. As you fill in the squa...

How To: Understand different immune system responses

This is a presentation of different types of immune responses in human body. There are two types of immune systems i.e., non specific and specific or adaptive immune system. Again, non specific immune system is sub- divided into barriers. It is the first line of defense. The second line of defense is the inflammatory response. They are phagocytes. These are all products of white blood cells. It is also called as leukocytes. Lymphocytes are another type of white blood cells which are carriers ...

How To: Create a web photo gallery with Photoshop

To create a web photo gallery on Photoshop, first go to file show all menu items if you have then automate go to Web photo gallery then to changes the styles click on the style to see them the description on thee right then set up email address after Source images on (use) choose a folder, click all sub folders if you do not have any sub folders in Your folder. Go to options select one that you choose then click OK then in Photoshop it resizes all photos quickly after open up a web browser an...

How To: Prepare a classic sub sandwich on the barbecue

The origin of this classic sandwich is uncertain but legend has it that it comes from the 1930's Conti's Grocery out of Patterson, N.J.. The sandwich got it's name "Submarine" from the Groton Navy Submarine Base in Connecticut. During World War 2, this huge sandwich was fed to returning sailors and solders because it was quick to prepare and inexpensive to make! This classic sub is essentially a 12 inch Italian bread stuffed with cold cuts including salami, prosciutto (dry cured ham), capicol...

How To: Wire a car amplifier and subwoofer inside your house

This easy to follow silent and accurate video will guide you quickly and easily through what you'll need, (like a Power Supply, a sound system that has a Subwoofer Pre-output and a High Input adapter, which may already come with your amp.) First learn what colored wires should be connected to simulate your PC starting. Then connect the amp to the power supply to simulate the car Head-Unit starting. Once the power issues are handled, the video assists you with connecting your audio input. It i...