Raul Silva

39 Flips | 3 Magazines | 32 Likes | 1 Following | @Raul4916 | Keep up with Raul Silva on Flipboard, a place to see the stories, photos, and updates that matter to you. Flipboard creates a personalized magazine full of everything, from world news to life’s great moments. Download Flipboard for free and search for “Raul Silva”

5 reasons everyone should own a multimeter

No home DIYer should be without a multimeter. Here's why.<p>Home improvement addicts really get excited about their power tools. And in the shadow of drills and sanders, the multimeter doesn't get much love. Too bad, because multimeters are just as useful and have become something I recommend to every …

Arduino

Collective #345

Inspirational Website of the Week: Rich BrownA fantastic web experience with incredible smoothness and an innovative design. Get inspired <br>This …

Web Development

30 Easy, Safe and Fun Destinations for Your First Solo Adventure

Lima, Peru was my first destination as a solo traveler a few years ago when I was a senior in college. I actually stopped there on my way to Brazil …

How to Complain and Get Results

The blender does not blend. Your vacation was spoiled by a late flight. Or the cabinet you bought is as sturdy as wet cardboard.<p>When products or services fail, it’s easy to feel as if your complaints to the company responsible disappear into a black hole. While there are no magic words, there are a …

Customer Service

A Stanford psychologist says these 6 things are the keys to happiness and success

But that notion is completely wrong, according to psychologist Emma Seppala, science director of the Center for Compassion and Altruism Research and Education at Stanford University.<p>As Seppala explains in her new book "The Happiness Track: How to Apply the Science of Happiness to Accelerate Your …

Apple says iPhone 'Error 53' is to protect customers' security

Apple has hit back at criticism of its controversial “Error 53” message on iPhones, claiming it is part of measures to protect customers’ security.<p>On Friday, the Guardian revealed how thousands of iPhone 6 users have had their devices, which cost hundreds of pounds, left useless after encountering …

Mobile Technology

You Asked: What’s the Best Way to Lose Weight?

If you’re hoping to drop a few pounds for an upcoming vacation, the old “calories in, calories out” method can be effective. Combine a meager diet …

P vs. NP -- The most notorious problem in theoretical computer science remains open

In the 1995 Halloween episode of <i>The Simpsons</i>, Homer Simpson finds a portal to the mysterious Third Dimension behind a bookcase, and desperate to …

BIRD BRAIN! Man Cuts Off Ears To Look More Like His Parrot

"It's the best thing that has happened to me."<p>This was no fly-by-night decision.<p>Ted Richards loves his parrots so much that he had his face and eyeballs tattooed to look more them.<p>If that wasn't bird-brained enough, the 56-year-old resident of Bristol, England, went even further by having his ears …

Windy

Building a Bootstrap Contact Form Using PHP and AJAX

In this tutorial I’ll go over the steps to create a working contact form, utilising the ever popular front-end framework Bootstrap, in combination …

Web Design

9 free things rich people do that make them more successful

Sure you have.<p>A great idea, motivation, persistence, and a little luck helps, but most successful people share certain habits.<p>Here are nine habits that have helped place them on the top:<p>Ray Dalio, the founder of Bridgewater Associates, told The Huffington Post in 2013 that "Meditation, more than …

Tutorial: Building a Raspberry Pi Smart Home (Part 1)

Earlier this year, we showcased our Raspberry Pi Future Home, a fully connected LEGO smart house model with LEDs, weather sensors, and a realtime …

Microcontroller

How Your Brain Remembers Where You Parked The Car

If you run into an old friend at the train station, your brain will probably form a memory of the experience. And that memory will forever link the person you saw with the place where you saw him.<p>For the first time, researchers have been able to see that sort of link being created in people's …

Neurophilosophy

10 Things Photoshop Beginners Want to Know How to Do

Terry White is an Adobe Photoshop expert and in this video he answers the 10 things that Photoshop (particularly for Photoshop CC) beginners want to …

Photoshop

40 Key Computer Science Concepts Explained In Layman’s Terms

Software developer Carl Cheo, founder of technology blog Carlcheo.com, knows what he’s talking about when it comes to computers! So, to help those of …

Computer Science

Dead Zebra debuts scientific series with Curie, Tesla, and Newton as inaugural figurines

Andrew Bell and Dead Zebra have returned with a new series of Android Mini Collectibles. This one is “…for Science!” as it will launch with figurines …

Memory Tip: Show Your Brain What's Important

For example, if you're trying to remember what you read, highlighting doesn't help.<p>On the other hand, flash cards do.<p>The difference lies in what psychologists call <b>desirable difficulty</b>.<p>Essentially, when learning <i>feels</i> difficult, learning is actually happening.<p>It's like when you lift a weight that's …

Zelda speedrunner explains how it's possible to beat Ocarina of Time in 18 minutes

Last month, speedrunner Cosmo Wright broadcast a world record-setting run of Nintendo 64 game <i>The Legend of Zelda: Ocarina of Time</i> on his Twitch channel. He beat the game in 18 minutes and 10 seconds, and called it, naturally, "the best speed run I have ever done."<p>Today, he explains, in some …

6 Ridiculously Quick Home Repairs Any Guy Can Do | Men's Health

<b>You need:</b> Spray lubricant (such as WD-40), hammer, screwdriver, wire brush<p>Hit the offending hinge with a shot of WD-40, then open and close the door for 20 seconds to work it in. That may do the trick; if it doesn’t, pop the pin out of the hinge with a hammer and screwdriver. Brush off the gunk, …

2 + 2 Doesn't Always Equal 4

2 + 2 = ? appears to be one of the easiest problems in mathematics, and it is probably one of the first you ever encountered. If Kate has 2 apples and Matt gives her 2 more apples, then she has 4 apples. Obviously.<p>But what if we told you that 2 + 2 = ? has stumped even some of the smartest …

Without this equation there would have been no internet

It showed how to make communications faster and take up less space on a hard disk, making the internet possible<p>This equation was published in the 1949 book <i>The Mathematical Theory of Communication</i>, co-written by Claude Shannon and Warren Weaver. An elegant way to work out how efficient a code could …

Ride Faster in Three Days Per Week

Can't get out every day? You can still become a better cyclist with just three rides a week.<p>Of all the training programs I've written for hundreds of athletes over the past 25 years, one of my favorite (and simplest) for cyclists of any level is the three-day magic bullet. Whether you're a …

Watch Dog digital deluxe preorder coupon nets PC gamers 25% off

<b>Update 8/1:</b> The 20% Watch Dogs coupon is back! see details below.<p>On Tuesday, May 27th <i>Watch Dogs</i> makes its debut on all the major platforms for $59.99. Good news arrived earlier today for those planning to game on the PC as you won’t have to pay full price. The UK based digital games retailer Green …

How to win at online dating

Can maths lead to better matchmaking? Hannah Fry shows you how knowing your numbers can help you in the online dating game.<p>Thanks to automatic tuning you no longer have to be able to sing to create a flawless performance. But can it turn even the worst of voices into that of pop star?<p>With the help …

Online Dating

Why do we get headaches?

From a dull thudding ache to sharp pains that last for days, what triggers these sensations? Greg Foot gets inside our heads to reveal all.<p>There is a range of different types of headaches, from the dull ache of a tension headache to the migraines and cluster headaches that are called "vascular …

Headaches

Why Sugar Makes Us Feel So Good

Last week, I reported that scientists are working their way toward a consensus that sugar is addictive. While some researchers are still hesitant to liken sweet stuff to drugs or alcohol, the evidence is accumulating to explain why some of us really struggle to resist or moderate our sugar intake. …

Do Bike Wheels Affect Ride Comfort?

Video<p>Bikes And Gear<p>Do Bike Wheels Affect Ride Comfort?<p>Legendary bike designer Mike Burrows explains how spoke patterns affect vertical compliance and lateral stiffness. Video courtesy <a href="http://www.madegood.org/" target="_blank">MadeGood</a>.<p>The items we review are selected by our editors …

Reach Your Ideal Cycling Weight

Find it, reach it—and stay lean for life<p>Behold the mighty pound. Each one has potential. To put raw power into your pedals. To outsprint the masses to the line. To ascend the likes of Mont Ventoux. But pack on too many (especially of the non-power-producing variety—in other words, fat) and they'll …

Official Tickets and Your Source for Live Entertainment

What Every Contact Lens Wearer Needs To Know (But Is Afraid To Ask)

If you're one of the 36 million contact lens wearers in the U.S., chances are you went through a mini-course in hygiene when you first got your prescription. You know the drill: First wash your hands with soap and water before drying them with a clean, lint-free cloth or paper towel. Then, …