Common Symbols Search Results

How To: Sick of Thumbs Up? Here's How to Change the Default Chat Emoji in Individual Messenger Threads

When you can't think of a way to respond in Messenger with words, emojis and stickers will do the trick. Since Facebook is all about the "likes," which use a thumbs-up icon, there's a shortcut to the symbol just to the right of the chat field. It's always there to send a quick like in response to something. But it doesn't have to be the standard Facebook thumbs-up sign — it can be any emoji you want.

How To: Generate Private Encryption Keys with the Diffie-Hellman Key Exchange

When we are building programs that communicate over a network, how can we keep our data private? The last thing we want is some other lousy hacker sniffing our packets, so how do we stop them? The easy answer: encryption. However, this is a very wide-ranging answer. Today we're going to look specifically at how to encrypt data in Python with dynamically generated encryption keys using what is known as the Diffie-Hellman key exchange.

News: 10 Terrifying Diseases You're Going to Be Hearing a Lot More About

You may not have heard of visceral leishmaniasis, onchocerciasis, or lymphatic filariasis, and there is a reason for that. These diseases, part of a group of infections called neglected tropical diseases (NTDs), impact more than a billion people on the planet in countries other than ours. Despite the consolation that these often grotesque illnesses are "out of sight, out of mind," some of these infections are quietly taking their toll in some southern communities of the US.

Hack Like a Pro: Cryptography Basics for the Aspiring Hacker

Welcome back, my rookie hackers! As hackers, we are often faced with the hurdle of cryptography and encryption. In some cases, we use it to hide our actions and messages. Many applications and protocols use encryption to maintain confidentiality and integrity of data. To be able to crack passwords and encrypted protocols such as SSL and wireless, you need to at least be familiar with the concepts and terminology of cryptography and encryption.

From Beans to Your Cup: A Coffee Primer

To say we're a nation of coffee-lovers is putting it mildly. Americans consume 400 million cups of joe in one day alone, but how well do we actually know our morning BFF? We know it comes from a bean, and that more coffee drinks exist than there are ways to skin a pig, but what else?

Hack Like a Pro: How to Crack Passwords, Part 2 (Cracking Strategy)

Welcome back, my hacker apprentices! Last week, I started off my password cracking series with an introduction on the principles and technologies involved in the art of cracking passwords. In past guides, I showed some specific tools and techniques for cracking Windows, online, Wi-Fi, Linux, and even SNMP passwords. This series is intended to help you hone your skills in each of these areas and expand into some, as yet, untouched areas.

How To: Do finger tutting

In this tutorial, we learn how to do finger tutting. There are different positions in tutting to help you get to a new one, creating new paths while learning. First, place both your arms on top of each other, then move them adjacent to each other by raising them and popping them. The praying position is also very popular. When you are tutting, think about common positions that are used a lot, then think of how you can get to the tutting by doing different switches and use your fingers more ef...

How To: Add and subtract fractions with different denominators

This video is a simple math video showing how to add and subtract fractions using different denominators. It begins with a man explaining briefly and sitting in front of a piece of paper. He writes out a group of fractions each one with different denominators, ending in three and five. To add appropriately, on must find a common denominator, which is fifteen. So he multiplies each by five and three, raising the denominators to fifteen. This will raise the fractions to six-fifteenths and twent...

How To: Make a friendship bracelet with the letter "I"

Ever want to have a friendship bracelet with your own personal saying on? Well, it's going to take a lot of experience to get there. Start off with learning the basics of friendship bracelet making, such as the basic knots and skills. When you think you are ready for a challenge, try to write your name in a bracelet. This video is ideal for learning the letter "i". "I" is a very common letter to be in first names and it is probably found in yours too! After learning how to make the "i" try to...

How To: Replace the HEPA filter on a Dyson DC07 vacuum cleaner

Watch to learn how to replace the HEPA filter on a Dyson DC07 vacuum. This Dyson spare parts video we show how to remove and replace the Dyson DC07 Pre Motor Filter and Dyson DC07 HEPA Post Motor Filter. This vacuum maintenance video also outlines the Dyson airflow path as well as removal and replacement of the Pre Filter Housing, Post Filter Lid and Filter Seals. Prevent loss of suction and motor cut out by changing the filters on your Dyson.

How To: Replace the blade on a Flymo Hover Compact 330 mower

Watch to learn how to replace the blade on a Flymo Hover Compact 330 mower. You'll remove and replace the 33cm Flymo blade on a Flymo Hover Compact 330. If your mower is not cutting properly remember you need a sharp blade for the perfect lawn. We use spacers to adjust the Flymo cutting height. This lawnmower maintenance video includes cleaning and we use a scraper tool to do this.

How To: Remove and repair a Neff oven door

Watch to learn how to remove and repair a Neff oven door. You'll remove and replace parts on an oven door, as well as how to remove the oven door. This oven maintenance video demonstrates removal and replacement of the oven door outer glass, oven door inner glass, door hinges and door handle. Use a professional oven cleaner and ceramic scraper to remove burnt on stains from the oven inner door glass.

How To: Replace the door seal on a Neff refrigerator

Watch to learn how to replace the door seal on a Neff refrigerator. You'll remove and replace the fridge door seal on a Neff fridge. Replacing the fridge seal is an energy saving tip: If there is a fridge door seal gap, you will not create the correct fridge temperature to store food. To increase fridge efficiency fit a new seal. As part of this fridge maintenance video we also replace the fridge door bottle shelf and use a professional fridge cleaner.

How To: Replace the wave guide cover in a Neff microwave

Watch to learn how to replace the wave guide cover in a Neff microwave. You'll remove and replace the waveguide cover on a Neff microwave. Microwave sparks, or arcing in the microwave, could be the result of a damaged waveguide cover. As part of this microwave maintenance video we explain that you can replace a broken glass turntable or a melted roller ring. There are also microwave cleaning tips included.

How To: Replace basket wheels in an Electrolux dishwasher

Watch to learn how to replace basket wheels in an Electrolux dishwasher. You'll remove and replace upper basket wheels and lower basket wheels on an Electrolux dishwasher. Broken dishwasher basket? Perhaps you have a missing basket wheel. As part of dishwasher maintenance we replace the wheels and explain that you can also get a replacement cutlery basket.

How To: Replace spray arms in an Electrolux dishwasher

Watch to learn how to replace spray arms in an Electrolux dishwasher. You'll remove and replace spray arms on an Electrolux dishwasher. Dishwasher not working properly? You may have a broken upper spray arm or blocked lower spray arm. As part of dishwasher maintenance we also explain that you can replace a broken drainage channel or fit a replacement cutlery basket.

How To: Replace a knob on a Neff gas hob

Watch to learn how to replace a knob on a Neff gas hob. You'll remove and replace a gas hob knob on a Neff gas hob. Replacement knobs as well as burner caps and flame spreaders are easy hob spares to replace. As part of hob maintenance we also use a specialist hob cleaner to get a nice clean hob. This hob maintenance video clip illustrates the many different hob parts

How To: Replace an AEG fridge freezer door seal

Watch to learn how to replace an AEG fridge freezer door seal. You'll remove and replace the freezer door seal on an AEG fridge freezer. You will have a more efficient freezer and prevent energy loss if you replace a worn freezer door seal. One of many simple freezer maintenance tips that will help ensure you have the correct freezer temperature.

How To: Treat alopecia or hair loss

Alopecia is also known as hair loss. he most common form of alopecia or hair loss that we see is alopecia areata. It usually shows itself as round patches of hair loss on the scalp, however, it can affect the facial hair and body hair. Learn some tips on how to slow and treat the loss of hair in this medical how-to video.

How To: String your glowsticks

This how to video is designed for people who wanted to start glowstringing but has never done it before. The tutorial starts by answering some of the most common questions such as how to tie the strings and how to hold them, then moving on to teach the Weave, Windmill, and Butterfly. All you need is a pair of shoelaces and a pair of 6 inch glowsticks (either used or unused) then you can start here. Some people like their shoelaces round and thin, some like theirs flat and thick. It doesn't ma...

How To: Pronounce Spanish words

Spanish is the biggest and most used language, right next to English. It's even one of the six official languages of the United Nations. Make sure you're up to date and bypass the language barrier. Learn to speak Spanish phonetically. With these 35 videos from WatchMojo, you'll be speaking Spanish in no time. Translate English words into Spanish!

How To: Create a Grease Splatter Screen Out of Pantyhose and a Wire Coat Hanger

We've all been there. You wake up early, hungry for breakfast, but not just any breakfast will do. You want bacon and eggs. So, you blindly stumble into your kitchen, underwear-clad, and begin fumbling about with pots and pans. After a few minutes, you fill your pan with delicious and smokey rashers and turn the heat on. Everything seems okay... until the bacon actually starts to cook. With a splat, burning hot grease flies out of the pan and bombards your skin, causing intense pain and great...

How To: The Hardware Hacker's Introduction to Microcontrollers, Part One: Anatomy of an Arduino

In this article, I'll be explaining the basics of how microcontrollers work, physically and virtually. First off, microcontrollers are no simple thing, so don't be discouraged if you find it mind-boggling! The world of microcontrollers is fascinating, engaging, and an awesome hobby; it never gets boring. I'll be focusing more on I/O and analog based microcontrollers, such as those running Arduino, and using Atmel chips as examples (these are most commonly available, and easy to program).