How To: Security-Oriented C Tutorial 0x05 - Control Structures Part II: Loops
Welcome back to control structures, part two featuring the three types of loops. Here we go! What Is a Loop?
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How to Hack Databases: The Terms & Technologies You Need to Know Before Getting Started
Welcome back, my hacker apprentices! Although there is a multitude of different hacker types, the one target they all share is the database. I often refer to the database as the hacker's Holy Grail, or the ultimate prize for an effective hack.
How To: Draw Carnage
how to draw carnage from spiderman. in this video i do a sketch of the spiderman villain. There is a a lot to know before hand. Anatomy, structure, proportion. Easy things to draw become easy after studying. Drawing sites are for for that purpose.
How To: Simplify radicals & square roots using exponent rules
See how to apply exponent rules to simplify radicals or square roots with this free video math lesson from Internet pedagogical superstar Simon Khan. Looking for a primer on how to solve matrix problems using a TI-89 graphing calculator? See how it's done with this free video algebra lesson. From Ramanujan to calculus co-creator Gottfried Leibniz, many of the world's best and brightest mathematical minds have belonged to autodidacts. And, thanks to the Internet, it's easier than ever to follo...
How To: Use FOIL to distribute two binomials in algebra
Learn how to use the FOIL method to distribute two binomial expressions in algebra. The FOIL method — which stands for first, outer, inner, and last — takes two binomials and multiplies them for a single quadratic equation. Solving for binomials with FOIL takes just a few steps. Could you use a little help figuring out how to divide fractions? Watch this free video lesson. From Ramanujan to calculus co-creator Gottfried Leibniz, many of the world's best and brightest mathematical minds have b...
How To: Make the 'ng' sound in American English
Learn how to pronounce the 'ng' sound in American English. This video provides a basic guide for pronunciations for ESL students.
How To: Tea-tox
Feeling like you need to rid your body of a few toxins? A nice, hot cup of tea isn't just soothing; some varieties have health and diet benefits. See which brew might be right for you. Learn how to tea-tox with help from this video.
How To: Pack nutritious lunches your kids will eat
Does your child always come home with a full lunch box? Most likely they don't like what you've been packing. Give your children’s brown bag lunch a healthy punch – one they won’t trade away!
How To: Use color theory when decorating your home
Do you want your house to look dull or colorful? If the latter, then be sure to check out this video to learn how to best utilize the color theory.
How To: Split wood properly
Getting splinters is no fun, but making them can be if you've got the right tools and the proper technique.
How To: Lower your high blood pressure
If your blood pressure is 140/90 or higher, you need to get it down! The good news is that many of the steps you can take are painless, and some are downright enjoyable.
How To: Dance your ass off
Why sweat through a boring exercise routine when you can achieve the same results while having fun? You Will Need
How To: Remember a word or name you've blanked on
It's the most frustrating thing in the world: You're in the middle of a story and can't think of the word or name you need. Retrieve it fast with these tricks.
How To: Build a better body image
A better body image in six steps, and dieting isn't one of them. This video will show you how to build a better body image.
How To: Lift a heavy object
Save yourself back pain and injury by learning the correct way to pick up heavy objects. Watch this video to learn how to lift a heavy object.
How To: Take good notes in class
Do you write down everything you hear—then get overwhelmed when it’s time to study? Save time—and improve your grades—with this note-taking system. Learn how to take good notes in class with this Howcast guide.
How To: Reform a spoiled brat
Is your child a gimme monster? Put a lid on demands and tantrums with these tips. You Will Need
How To: Build Star Wars Christmas Tree Ornaments Out of LEGOs
LEGOs are more than just a toy for young children— it's an emerging art form combining photography, stop-motion (i.e., brickfilms), and imitative models that portray today's pop culture as it is. It's something visual culture analysts are sure to be studying over the next decade, and Chris McVeigh, from Halifax, Nova Scotia, is sure to be studied for his LEGO mastery.
News: HoloLens & Augmented Reality Spiders Used in Univ. Study to Treat Arachnophobia
Halloween may be finished, but the augmented reality chills are not over yet for some people. Arachnophobes are bravely facing their fears by cozying up to augmented reality spiders for a university study.
News: Medivis App for Magic Leap One & HoloLens Lets You Study the Human Anatomy in Augmented Reality
Not content to merely assist surgeons via the HoloLens, Medivis has expanded its augmented reality suite to Magic Leap One with an app for medical students.
Firefox Mobile 101: How to Change Your Search Engine in One Tap
Besides its extensive collections of add-ons for Android, Firefox's mobile browser apps have many built-in features that you won't see in other mobile browsers. One feature in particular, available for both Android and iOS versions, makes it easy to switch back and forth between search engines for any query.
Survival of the Fittest: Athletes' Gut Microbes Are Tailored to Help Them Compete
The bacteria in our gut — a community called the gut microbiome — have been in the spotlight a lot lately. What we're learning about how our intestinal bacteria adapt and grow with our bodies could help athletes perform better, according to researchers starting a company focused on creating probiotics that mimic athletes' microbiomes.
News: A New Set of Cancer Drugs May Work Against Viruses, Too
How can a drug used to treat cancer be effective against viruses, too? The answer lies in the drug's shared target — specifically, cellular components that control the activity of genes. A new research study showed that one such type of drug, histone methyltransferase inhibitors used in cancer clinical trials, has activity against herpes simplex virus, too.
News: Good News, Eating Fish Is Safer! Bad News — Think Twice About Ordering the Grouper
Regarding foodborne pathogens, eating fish is not as hazardous as it was a few years ago — but if fins are on the menu, it's good to have a heads-up about what's good and what's bad these days.
News: Google's Verily Trying to Debug Fresno with Bacteria-Treated Mosquitoes
For a company more associated with debugging computer programs, Google's parent company, Alphabet, is making a name for itself by taking on the real thing — mosquitoes.
News: Every Hour Untreated Sepsis Survival Drops 4% — Here Are the Symptoms to Watch For
Twelve-year old Rory Staunton took a dive for a basketball during gym class and came up with a cut on his arm. The school nurse applied a couple of band-aids, without cleaning the cut, and off he went. In approximately three days, hospital physicians told his parents there was nothing else that they could do for their son; he was dead.
News: Deadly or Deliberate? Diarrhea Is Actually Your Immune System in Overdrive
Montezuma's revenge, the runs, the trots, or just diarrhea — everyone gets it sooner or later. What exactly is diarrhea good for, if anything?
News: New Treatment Could Save 100,000 Babies a Year from Deadly Respiratory Virus
Respiratory Syncytial Virus (RSV) is the most commonly occurring lower respiratory tract viral infection in young children and usually isn't serious, but in premature infants and babies under six months old, the infection can be severe, and even fatal.
News: New Vaccine Takes Down Toxic Plaques Associated with Alzheimer's
Alzheimer's disease — an irreversible, progressive brain disorder — is the sixth leading cause of death in the US and more than afflicts 5 million Americans. As if those numbers aren't scary enough, the Centers for Disease Control and Prevention expect that number to nearly triple by 2050.
News: And Suddenly, Tesla Becomes a $5.9 Billion Car Brand with 32% Jump in Value
Demand for Tesla's driverless features as well as its ultra-long battery ranges and a reputation for offering the best-in-class electric car driving experience helped Tesla see a 32% surge in its value as a brand, topping out at $5.9 billion in the BrandZ Top 100 Most Valuable Global Brands study, released June 5.
News: New Study Illuminates Role Our Cellular Powerhouses Play in Fighting Off Chlamydia Infections
Mitochondria are known as the powerhouses of our cells because they generate energy to power them. But they also play a key role in the death of cells when they're damaged, infected, stressed, no longer needed, or at the end of their life.
News: Bacteria Offer Low-Cost, High-Quality Help to Clean Drinking Water
Water makes up about 60% of your body weight. Whether you like it plain, flavored, bubbly, or in beverages or food, we all need water daily to avoid dehydration and stay healthy. For communities in need of clean drinking water, new research using bacteria may offer a simplified, lower-cost method for boosting potable water supplies.
News: If You've Had West Nile Virus, Be Extra Careful About Zika Exposure
As summer mosquito season approaches, researchers are warning people with previous exposure to West Nile virus to take extra precautions against Zika. A new study found that animals with antibodies to West Nile in their blood have more dangerous infections with Zika than they would normally.
News: According to These Leaked Documents, Apple May Have AR Glasses in Development
Apple is notoriously private when it comes to perspective products, but the latest leak from their De Anza office in Cupertino suggests that a new augmented reality device could be coming to a store near you.
News: Livestock Antibiotic Use Increases Threat of Resistant Microbes to Humans
Antibiotics used to prevent diseases in livestock are creating a world of hurt for humans and the soil we depend on for food. Bacterial resistance to antibiotics is a global health issue. The overuse, underuse, and poor use of these life-saving drugs is rapidly removing them as a treatment option for serious infections in humans—plus bacteria are naturally adaptive.
News: Fish Leave a Microbial Trail, a New Way to Detect Life Under the Water
Onshore, or on a boat, have you ever wondered what swims below in the dark water? Using standard equipment and a new process, marine scientists can now get a good look at what is swimming by—just by analyzing the water.
News: Frustrated by Acne? New Research Shows Skin Microbiome Makes a Difference
The squiggly guys in this article's cover image are Propionibacterium acnes. These bacteria live in low-oxygen conditions at the base of hair follicles all over your body. They mind their own business, eating cellular debris and sebum, the oily stuff secreted by sebaceous glands that help keep things moisturized. Everybody has P. acnes bacteria—which are commonly blamed for causing acne—but researchers took a bigger view and discovered P. acnes may also play a part in keeping your skin clear.
News: Treating Stomach Problems May Bring C. Diff Infection Back
Having a Clostridium difficile infection means stomach pains, diarrhea, fever, and loss of appetite, and if the symptoms weren't bad enough, the disease often reoccurs. Now, new research has found an increased risk of recurrence in people who take medication to treat their stomach acid, gastroesophageal reflux disease, peptic ulcer disease, or stomach discomfort.
Amazing Insects: Ants Create Chemical Cocktails to Brew Antibiotics
To keep fungal pathogens at bay in their crowded homes, wood ants mix potions to create powerful protection for their nest and their young.
News: Augmented Reality Can Make Good-for-You Food Look More Attractive, Making It Easier to Eat Well
Augmented reality seems to be the talk of the town lately, with everything from glasses to furniture stores prepping to implement exciting, new AR technology. Well now, it looks like even our food is getting a makeover for the augmented reality future.