Accurate App Search Results

How To: Check Your Heart Rate on Any Android Phone

Samsung created quite a buzz when it debuted a built-in heart rate sensor on the Galaxy S5 back in 2014, but amazingly, not many other manufacturers decided to follow suit. It's really a shame, too, since data from a heart rate sensor would go perfectly hand in hand with the increasing fitness- and activity-tracking features that most smartphones sport these days.

How To: Give a good palm reading

Peter John, an expert in palmistry, walks you through a sample reading of someone's hand. He explains how to interpret the various parts of the palm, such as the life line, head line and heart line, to give a full and accurate palm reading.

How To: Choose accurate paintballs for your paintball marker

There's a little trick to making sure you're getting the best paintballs for your paintball marker, and it takes hardly any work, except maybe hiding from the department store employees! The tip is to open the packaging and remove a couple paintballs. Then find a flat surface in the store and roll them to see if they're smooth or have dimples (which can cause inaccuracy in shooting).

How To: Read a hand-held light meter

When reading a hand-held light meter, make sure the ISO setting is correct and point the cone of the meter toward the subject to get an accurate reading. Learn how to read a hand held light meter with the tips in this free instructional video on photography tips from a professional photographer. After learning about the light meter, you won't make any aperature mistakes in the future.

How To: Miter a corner on quilt binding

Watch an experienced quilter show a quick and easy way to miter the corner on the binding of a quilt. Quilting is a precise craft, but a mitered corner works best with a some accurate estimation. Follow this two step process to sew a neat and sturdy corner on quilt binding.

How To: Use the flip command in modo 101

This 3D modeling software tutorial shows you how to use the Flip command in modo 101 and higher. The Flip command is one of those tools you can not live without. It inverts polygon normals on polygonal models and meshes. Combine the Flip command with the modo arsenal for accurate selection and it really is a life saver.

How To: Measure Real-World Objects with Your iPhone in iOS 12

Thanks to Apple's ARKit 2.0 augmented reality framework in iOS 12, we now have a "Measure" app built right into our iPhones that can measure real-world objects. No more physical tape measure or ruler. No more guessing. Just whip out your iPhone, open the app, put your camera, and get measurements. Before you do, however, there are a few things you'll want to know.

How To: Measure intraocular pressure to diagnose glaucoma with a Diaton Tonometer

Attention all optometrists and ophthalmologists— there's a new tool in town, and it's called the Diaton Tonometer. Diaton's tonometer is an easy-to-use and accurate instrument for measuring intraocular pressure (IOP) through the eyelid, which makes it simple to diagnose patients with glaucoma during the early stages, so that immediate treatment and medicines can be administered. This transpalpebral tonometer is handheld, pen-like and no-contact, which provides absolutely no risk of infection....

How To: Use trained dogs to get rid of bed bugs

Trained dogs may be used to help eradicate bed bugs. A sign that your home is infested with bed bugs is the presence of bites. If bites appear in a straight line, on the skin, then that's a classic sign of bed bug bites. Trained dogs are able to pinpoint the bed bug infestation. They are 98% accurate, when other methods are only effective 30% of the time.

How To: Make a replica FG-42 machine gun for Lego figures

The FG-42 machine gun is one of the many brilliantly-designed weapons the Nazi war machine produced during its misguided attempt to take over the world. If you want to make a WWII battles set out of Legos, having some tiny versions of these guns will make your Nazi pieces much more historically accurate and intimidating. This video features detailed instructions for modifying one of the Lego Storm Trooper guns as common as raindrops to look like a FG-42 using only some common hobby tools.