No matter how hot it gets in your home this summer, you can bet that it’s even hotter in your attic. All that heat in your attic gets transferred to the ceiling below, which will in turn heat the interior of your house. One way to solve this problem is to cool your attic with ...more
Null Byte is looking for forum moderators! Last Friday's mission was to accomplish solving HackThisSite, basic mission 9. This mission delves a little further into Unix commands and remote directory traversal (which is just a fancy term for going through folders blindly). Th ...more
Following the first part in this series on advanced cracking techniques, we are going to go over how we can intelligently crack passwords using the old-fashioned bruteforce method. These unique cracking techniques aren't widely used, because most crackers are Script Kiddies wh ...more
Area 51 is the most secretive military base in the United States, a base that U.S. government officials to this day still barely acknowledge because of its top secret development and testing of experimental aircraft and weapons systems. But a slew of Cold War-era documents hav ...more
The secret to one-ingredient ice cream is froze fruit. Facts and Ingredients Using fruit is quite healthy compared to buying this delicious treat from a store. You can use pretty much any fruit, for example, bananas, strawberries, cantaloupe, etc. Feel free to experiment. Fo ...more
If you're a believer in the power of logic, may as well skip the game tomorrow. Two math professors at the University of London have supposedly determined who will win the World Cup, and have displayed their findings as a sophisticated infographic: The short and simple explan ...more
This video is about finding duplicate entries in excel sheet. The example excel sheet contains different names. There are around 1000 different names in the sample excel sheet. CountIf(range,criteria) formula has been used to do the comparison and return of results in True or ...more
System of equations is nothing but a system which contains more than one linear equations. This system of equations can be solved to arrive at the solution of the system. A simple system of the linear equations can be a pair of equations. To solve this kind of system you can e ...more
This video shows how to make a gourmet hamburger. The hamburger meat is made from equal portions of beef tenderloin and beef brisket; the two cuts of meat are chopped by hand and a patty is formed afterwards. The beef patty is seasoned with salt and ground pepper. Olive oil is ...more
This tutorial describes the method to calculate the area of a triangle and a parallelogram To calculate the area of a triangle: 1. Draw a perpendicular line from the base to the top vertex of the triangle.2. Measure the length of this perpendicular line and call it as its heig ...more
This video shows you how to find the antiderivative of a function. By definition, the F(x) is an antiderivative of f(x) means F’(x) = f(x). The small f is a derivative of the capital F, and the capital F is an antiderivative of the small f. One method of solving is to guess an ...more
You can draw intercept in graph. The teacher took 4x + 3y =12 for solving using intercepts and told that the standard form of the equation should have X and Y terminal at the left side and constant at the right side. He told for making X-intercept we need to substitute Y as z ...more
Hypnotizing yourself may seem like a magic trick, but is actually a great way to manage your stress or change a habit. Step 1: Find a private, quiet place Find a quiet, relaxing place, free from potential interruptions. Step 2: Use words to feel positive Prepare a word or ...more
In this math lesson you will learn how to solve a system of equations. Watch the following video to learn how to translate a word problem into a system of linear equations. Two linear equations considered in the same time form a system of linear equations. A system of linear ...more
You can make homemade pizza with a minimum of tools, or you can buy the entire yuppie menagerie (and let's face it—if you're a foodie, you probably want the toys). Below is a brief rundown of the different options available. Since I'm a relative beginner to the process, I've a ...more
If you have not used your eRecovery system in a long time and have forgotten the password, have no fear. This video is here to help you retrieve your details and use your program again. In this clip, learn how to recover any lost passwords with Acer's eRecovery Manager for Lin ...more
Make My Mondays Meatless! One day a week join in on cutting out the meat! This Presidential initiative revived by The Monday Campaigns in association with Johns Hopkins, rolled out this program to the Baltimore public schools, then San Francisco went meatless and now celebrit ...more
Make Slime! This one is easy. Just mix equal parts of glue and water and then add an equal part of liquid starch. Just like that you have gooey slime. The more you play with it the more fun it becomes. This acclivity causes the polymer chains in the glue to cross link with che ...more
Welcome to the closing of the second HackThisSite and programming Community Byte. First and foremost, I would like to ask that people start showing up on time to the Community Bytes. If you need help converting your time zone to PST, go to Time Zone Converter. When users do no ...more
Friday's Community Byte was weird. The intent was to do a HackThisSite mission, but upon time to begin, everyone in there was programming without my assistance, with the help of Sol Gates. This is great! It's really awesome that everyone enjoys programming that much and will m ...more
Since PDF files are so popular in both our daily life and work, we see them everywhere. And sometimes we find there are terrfic images or text in the PDF files and we want to save them as seperate files for future use, such as in a presentation or post. Here's the question: ho ...more
Listen up Scrabblers... you finally have something to brag about besides knowing what MUZJIK is, and if you think it's elevator music, put those tiles back in the bag and pack up your Scrabble board because this doesn't apply to you. You see those brains below? Well, guess wh ...more
Body hacks. So simple, so ingenious. They're the shortcuts in life. We love them, the internet loves them. Back in 2008, somebody named Alicia Goh wrote a friendster blog post that has been passed along far and wide. Her tricks of the body include quick solutions for an itchy ...more
Polymer clay is an exciting arts & crafts medium. Actually, "clay" is a misnomer; it contains no true clay, but rather consists of tiny particles of polyvinyl chloride (PVC) combined with plasticizer, which is what makes it malleable like clay. What makes it so "exciting? Wel ...more
A first hands look at the first chapter of the game. "When the wife of best-selling writer Alan Wake disappears on their vacation, his serach turns up pages from a thriller he doesn't remember writing. A dark presence stalks the small town of Bright Falls-" Suspense thrille ...more
What is a Data Structure? When we think of a "structure" we often think of architecture, but data also often has structure. There are many different types of data structures: arrays, graphs, queues, stacks, and so on. We use these structures in order to be able to effectively ...more
Sergio Peralta Advisor: Jessica Davis English 3 23rd November 2011 Sage workshop My senior thesis project is creating a writing workshop. It will be called Sage Workshop and will be sponsored by Street Poets. This workshop will be located in FTA. It will be a workshop for ...more
Video Introduction to Edit on a Dime. Hey there, Interwebs and welcome to Edit on a Dime, your community for reviews, tutorials and news in the world of free and low cost creative tools. The purpose of this World is to make your video, audio and images look professional withou ...more
WonderHowTo is made up niche communities called Worlds. If you've yet to join one (or create your own), get a taste below of what's going on in the community. Check in every Wednesday for a roundup of new activities and projects. This week: mathematical sculptures, burning Xb ...more
Dropbox continues to make headlines with their recent programming blunder which left the accounts of its 25 million customers wide open during a four-hour time span. During the duration, anyone in the world could access any Dropbox profile by typing in any password. And seeing ...more
By Cal Ripken Jr. Let the players play and the coaches coach ! Perhaps you played a particular sport at a high level and hope to pass that knowledge on to your children. By all means do it. But remember, there is a time and a place for everything. Your kids are tuned into ...more
Cryptography is a quintessential part of computer security in the modern world. Whenever you buy something on eBay or log into Facebook, that data is encrypted before it's sent to the server in order to prevent third parties from eavesdropping and stealing your sensitive infor ...more
Backing up your files is a requirement in today's world of tech. In an instant, your storage device can fail. This is an unacceptable situation that should never happen to anyone. Storage is cheap, and backups are easier than ever to perform. Most of the time, this can be comp ...more
More password cracking action from Null Byte! Today we aren't going to be cracking passwords per se, rather, we are going to learn the basics of generating rainbow tables and how to use them. First, let's go over how passwords are stored and recovered. Passwords are normally ...more
Foldit is definitely a niche game. The sole gameplay mechanic is attempting to fold complex proteins into smaller and more efficient shapes following the rules of molecular physics and biology. Points are awarded based on how small one can make the protein. Online leaderboards ...more
Aside from food, oxygen, sunlight and water, there are other necessities that humans arguably need today to survive—clothing, love and shelter among them. Almost everyone wears clothes, needs somebody (or something) to love and a place to call home. And what's the one thing th ...more
Minecraft is the most basic and barren open sandbox building game. There are a limited number of materials and recipes to craft. But with these few building blocks, people have been able to creatively build some amazing structures and cities. There is a physical limitation, bu ...more
Dactyloscopy isn’t going anywhere. Forensic science has much relied on fingerprinting as a means of identification, largely because of the massive amount of fingerprints stored in the FBI’s biometric database (IAFIS), which houses over 150,000 million prints. And thanks to the ...more
Last time we took a look at some of the creatures of the pond, including the dragonfly nymph. Today, we examine the all-grown-up dragonflies in the field you are used to seeing on summer days! Dragonflies are not dangerous, but the extra large ones can bite you something fierc ...more
I want to write this article because in my childhood, I had experienced internet stalking which ultimately ended in physical stalking which then lead to several attempted abductions. I have now learned how to use the internet safely, who to communicate with and I've learned ho ...more
This is a two-part series to locking down the computer to provide maximum protection. Even though this guide will sound intrusive, we are talking about reality here. Extreme measures must be taken to protect our computers, especially when we have confidential documentation or ...more
From the onset of the popularization of apps for the iDevice, users have experimented with creating original artwork on their iPhone/iPad/iPod Touch. And when famed British artist David Hockney christened the iDevice with his painterly digital drawings, the trend exploded even ...more
“On this day he had lived with that feeling, with death breathing right in his face like the hot wind from a grenade across the street, for moment after moment after moment, for three hours or more. The only thing he could compare it to was the feeling he found sometimes when ...more
Perhaps one of the greatest embodiments of urban exploration lies in a disturbing and volatile mental health facility in Massachusetts, and its story starts with... Thomas Story Kirkbride. It's a name not many people know, unless you're a psychiatrist, or perhaps even an arch ...more
To create an elegant WordPress blog or website from scratch without being noticed that you're a complete beginner, you need that drive and pairs of eyes and ears. It may seem difficult at first but it can truly be fun and exciting. In order for you to have a long lasting blog ...more
See a method to breaking in your Rubik's Cube for faster solving. Yep, that's it.
You seem to have the Rubik's Cube down, you can solve it like no other, but you're not fast. This video tutorial will help you become a faster Rubik's Cube speedcuber with a few tricks and techniques. If you are a beginner, there will be some things you might not understand y ...more
Mrs. Victoria explains us how to change the language on your Keyboard (Windows)1. Go to the control panel and select the option ‘Change keyboard or other input methods’ and a dialog box (regional and language options) pops up.2. Click on change Keyboard, and another dialog box ...more
In this math made simple series of tutorials the author shows how to find a percent of a number. He shows that to compute x percentage of something we need to movie decimal point in the percentage number two places to the left. There fore to compute the percentage of a number ...more
One of Apple's best products is iMessage, which allows for quick, creative, and free messaging between iOS and Mac devices. However, users are reporting that conversation threads in the Messages app are occasionally out of order, which is equal parts confusing and annoying. Lu ...more
Any internet user will need to download files eventually, and most simply have faith that what they are downloading is trustworthy. This doesn't give much clarity into the contents of the file, but if the file's author published the original checksum, comparing it to the SHA-2 ...more
If cameras are a priority, one of the first specs to check on a new phone is the image stabilization. You've probably been told optical image stabilization (OIS) reigns supreme, but this isn't the case if you're taking a lot of videos. Instead, we would argue, electronic image ...more
While many retailers have introduced try-before-you-buy features in their apps, Walmart has gone in another direction by bringing shoppers an augmented reality tool to help them compare products they want to buy. Available exclusively for iOS (app versions 18.20 and ARKit-com ...more
You may have noticed improved photo quality in the Android Snapchat app in recent months. Believe it or not, this is because Snapchat only just recently started using a decade-old camera API that predates every Android phone in existence. The basic premise of APIs is simple — ...more
Now that we have installed the toolkit, set up our prefabs, and prepared Unity for export to HoloLens, we can proceed with the fun stuff involved in building a dynamic user interface. In this section, we will build the system manager. On the most basic level, the system manag ...more
While our smartphones are many things, one of their primary functions is to make calls. Many of us try to avoid ever having to make calls, but there are situations when it's a must, such as wishing your grandma happy Birthday or calling 911 — and in those times you want stella ...more
Who's ready to let future Facebook augmented reality smartglasses read their brain? Well, ready or not, the tech giant is making progress in the area of brain control interfaces (BCI) by funding research. This week, Facebook shared some of the progress its Facebook Reality La ...more
It wouldn't be iPhone season without a new controversy. Chargegate, Apple's latest PR nightmare, is the name being used for charging issues on some iPhone XS and XS Max devices. If you plug in your iPhone at night — or whenever — then wake up or come back later and see that yo ...more
Within the coming months, software startup Neurable plans to introduce the next paradigm in virtual and augmented reality: the brain–computer interface (BCI). A BCI interprets brain signals so that devices can understand user intention from predefined selections. Relying on s ...more
If you haven't read the last article, feel free to stop by and give it a read, but abstaining from reading it will not, for the most part, be detrimental to your understanding. Today we are going to explore some of the inner workings of Bitcoin. As we previously learned in th ...more