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How To: Set Different Downtime Schedules on Your iPhone for Each Day of the Week

When Apple released its Downtime feature in iOS 12, it gave us an easy way to control how much time we spend on our iPhones — but it wasn't perfect. When setting Downtime, you' were forced to use the same time schedule for every day of the week, so your weekdays and weekends had the same restrictions. Apple fixed that issue in iOS 12.2 and later, so lockout periods can be more customized.

How To: Access Your Screen Time Usage Stats Faster in iOS 12 for iPhone

Apple's digital health initiative in iOS 12 includes Screen Time, a settings menu that shows you how much time you spend playing games, reading news, and whatever else it is you do. This menu also lets you schedule downtime away from your iPhone, set time limits for your apps, and more. While this is all great, it's hidden inside the Settings app — but there's a faster way to access this data.

How To: 3 Great Apps for Reverse Phone Number Lookup on Android

As much as you try to safeguard your personal information, you may have made a small mistake by giving your phone number to the wrong entity, and now you're being bombarded with dozens of spam calls every day. To help parse your call log and reject the proper numbers without answering or trudging through voicemail, a good reverse phone lookup app is needed.

News: Hospital Floors May Look Clean, but They're Teeming with Deadly Superbugs—Including MRSA, VRE & C. Diff

Hospitals are places we go to get well, and we don't expect to get sick or sicker there. But a study from researchers at the Cleveland Clinic, Case Western Reserve University School of Medicine, and Cleveland VA Medical Center in Ohio found that hospital floors in patient rooms were frequently contaminated with healthcare-associated pathogens—often dangerous multi-drug resistant bacteria.

How To: Replace the Dryer's High Limit Thermostat

The high limit thermostat can be found in gas and electric dryers and serves as a safety feature that helps to prevent the dryer from becoming too hot when it’s running. The thermostat is designed to shut off power to the dryer’s heater when the dryer vent is blocked or clogged. The high limit thermostat on your dryer is something that does need to be replaced from time to time. Fortunately, it is a job that you can do on your own with basic tools.

How To: Make garlic and cheese biscuits with Paula Deen

Now that Halloween has come and gone, it's officially the holiday season: In less than two months we'll faceroll our way through Thanksgiving, Christmas, and New Year's. And as we all know, the holiday season is also the season of gluttony. While we advise you to limit your portion sizes and only have one serving of your favorite dishes this holiday season, we definitely don't think you should avoid good food.

How To: Identify the constraints & function to be optimized

In this tutorial, we learn how to identify the constraints & function to be optimized. When you are asked for the elements of constraints, you are being asked for the plain English version. If you are told you only have so much of something inside of a written problem, then take into account all of the limits that are listed. Once you have these, write them down so you have them in one place. After this, write down the number for the unrestricted part of the problem. After this, you will be a...

How To: Fold an origami "Jump" model by Hans-Werner Guth

The core principle of origami is folding something from a single sheet of paper. The idea is to challenge your mind to create something fabulous out of very limited material. And while this is quite the poetic journey, as you'll see with modular origami and this origami tutorial, sometimes more than one sheet is necessary to get the job done.

How To: Sew & make a t-shirt

The t-shirt is arguably the most basic part of modern Western fashion. Billions of people around the world wear them every day for ease and comfort. This two-part video will teach all you sewing fans out there how to sew your own t-shirts at home. You can then use these techniques to make other t-shirt based garments like t-shirt dresses and whatever other t-shirt-like clothing that you can imagine. The fabric is the limit!

How To: Utilize evaporative cooling while camping

Keeping things like food and water refrigerated while you're camping in the bush is nearly impossible. Unless of course you've chosen to camp somewhere freezing cold. But if you haven't, evaporative cooling can be an effective technique to utilize for keeping water cool and food from spoiling as quickly. Obviously this can be crucial in a wilderness survival situation when your food supplies may be limited. This video outlines two ways to utilize evaporative cooling, first to cool a water bot...

How To: Build frequency tables & histogram charts in MS Excel

Whether you're interested in learning Microsoft Excel from the bottom up or just looking to pick up a few tips and tricks, you've come to the right place. In this tutorial from everyone's favorite digital spreadsheet guru, ExcelIsFun, the 31st installment in his "Highline Excel Class" series of free video Excel lessons, you'll learn how to build frequency tables and simple histogram charts in Microsoft Excel. Specifically, this video addresses the following subjects:

How To: Use the Sticky Keys feature in Windows 7

In this video tutorial, viewers learn how to use the Sticky Keys feature in Microsoft Windows 7. To use the Sticky Keys, click on the Start menu and open Control Panel. In the Control Panel window, double-click on Ease of Access and click on Change how your keyboard works under the Ease of Access Center. Then click on Set up Stick Keys and check the option Turn on Sticky Keys. This video will benefit those viewers who have limited dexterity and find it difficult to use complex keyboard shortc...

How To: Make great photo slideshows

This video provides tips to make great photo slideshows. Many people have found photo slideshows are a great way of celebrating memorable occasions, commemorate milestones or reminisce. First, choose your photo images carefully. Filter out irrelevant or blurry photos. Try using a photo editing program to improve your photos. Next, choose a theme for your slideshow. Then select transitions, being cautious to limit your use of transitions. Consider your use of intervals in the slideshow. Also, ...

How To: Interpret derivatives of marginal cost and revenue

This video tells us the method of interpreting derivatives of marginal cost and revenue. If C(x) is the cost of producing x units of a product, C(400) would be the cost to produce 400 units. Now marginal cost is the cost of producing one unit which is equal to the derivative of the cost function or C'(400) which is equal to limit of h tends to zero or lim h->0 [lim(400+h)-lim(400)]/h which is approximately equal to [lim(401)-lim(400)]/1. Similarly, if R(x) is your revenue function, marginal r...