Learn how to use the Backtrack Linux distro and the Aircrack-ng WiFi security app to crack a WEP key. The process is simple. For more information, including step-by-step instructions, and to get started testing the security of your own WiFi networks, watch this hacker's how-to.
New to Microsoft Excel? Looking for a tip? How about a tip so mind-blowingly useful as to qualify as a magic trick? You're in luck. In this MS Excel tutorial from ExcelIsFun, the 21st installment in their series of digital spreadsheet magic tricks, you'll learn how to use the BINOMDIST function to calculate probabilities for a binomial experiment - binomial distribution!
When you are using Linux or Ubuntu, it is smart to back it up. This tutorial will show you how to use a program called Remastersys to clone and backup your Linux distribution including root, home, other partitions and all personal, custom configuration to a fully deployable, shareable, bootable live CD or DVD.
This video tutorial takes a look at using gconf-editor in the Ubuntu Linux distribution. In particular this video addresses what gconf-editor is, how to use it, and what it offers. While this tutorial is Ubuntu-oriented, its lessons will work on other systems such as Fedora and gNewSense, but only if they are GNOME-based. To learn more about gconf-editor, and why you should learn how to use it, watch this how-to.
In this video tutorial, you'll be taught a method for installing software packages within the Ubuntu Linux distribution in the simplest and most painless way available. There will be no web searching, downloading, or running, etc., of anything–just three clicks, and 2 minutes of your time! For a video walkthrough of the process, take a look!
Microsoft Office Live Meeting is a conferencing solution that you can use to engage audiences in online meetings, training, and events. Learn how you can schedule, join, or present a Live Meeting by using new features such as audio, video conferencing, uploading handouts for distribution, and using Microsoft RoundTable.
This video tutorial goes over methods for defining the topology of an organic object in Adobe Photoshop. This is helpful as a planning stage before you begin your 3ds Max 8 digital 3D modeling to make sure that your have proper distribution of faces and your target mesh will deform nicely. So, if you're using Autodesk's 3D Studio Max for awesome 3D graphics, this could help you out with Photoshop topology.
In order to protect your word processed documents, it is a good idea to export them for distribution as PDF files, which allows you to encrypt, and add password protection to your work.
A close look at an alternative adaptive method for playing nonlinear theremins (theremins whose notes are not evenly spaced) such as the Moog Etherwave Standard theremin.
Everyone floats in the Dead Sea because the amount of salt in water effects the density. Do a hands-on experiment and practice checking density. Here’s a good science experiment to do in class or at home, if you have access to an electronic balance.
Greetings, my friend. Welcome to Null Byte. I am Dr. Crashdump. Linux will be talked about a lot in Null Byte. It's used in most tutorials on this site, actually. You should learn how to use Linux as soon as possible, but where do you start? No worries. Let's figure that out.
New to Microsoft Excel? Looking for a tip? How about a tip so mind-blowingly useful as to qualify as a magic trick? You're in luck. In this MS Excel tutorial from ExcelIsFun and Mr. Excel, the 627th installment in their joint series of digital spreadsheet magic tricks, you'll learn how to create, edit and otherwise work with FREQUENCY array functions.
What is an oscilloscope? Well, it's an electronic instrument that produces traces of color on a cathode-ray tube that corresponds to oscillations of voltage and current. Check out this video to learn how to make the world's simplest scilloscope. The best part? You can do it in five minutes.
Ever wonder what those bars and lines on the LCD screen on your digital camera do? In this great tutorial, Ethan Wilding demonstrates how to read one of the most useful features on your camera: the histogram.
Learn how to follow proper netiquette rules. You may be a model of decorum in person, but a bonehead online. Check out how much you know about Internet manners.
In this video tutorial, we learn how to install and run the Ubuntu GNU/Linux distribution on a USB flash drive. For more information, including a complete demonstration and detailed, step-by-step instructions, watch this how-to from the folks at CNET TV.
New to Microsoft Excel? Looking for a tip? How about a tip so mind-blowingly useful as to qualify as a magic trick? You're in luck. In this MS Excel tutorial from ExcelIsFun, the 199th installment in their series of digital spreadsheet magic tricks, you'll learn how to apply conditional formatting to a vertical histogram based on a frequency distribution in Microsoft Excel 2007.
In this video tutorial, you'll learn how to use the WiFi Radar application to find wireless networks while running the Ubuntu Linux distribution. For more, and to get started finding and using wireless networks in Ubuntu for yourself, take a look!
New to the Ubuntu Linux distribution? Ubuntu has a great built-in email client in Evolution. This video tutorial will walk you through the Evolution setup process, using the Evolution Setup Wizard. To get started setting up your own Evolution client, watch this Ubuntu tutorial!
In this video tutorial, users of the Ubuntu Linux operating system will learn how to use the Simple Backup application to either manually or automatically back important data. For more, or to get started using Simple Backup on your own Ubuntu Linux system, watch this handy how-to.
Drag and drop doesn't work automatically in the Ubuntu Linux distribution. You'll need to make some settings changes to enable it. For a step-by-step look at the process to enabling drag and drop file management in Ubuntu, watch this Ubuntu tutorial.
New to the Ubuntu Linux distribution (or one of its derivatives) and looking for a way to start programs automatically when you boot up your machine? Take heart: This video tutorial will show you how to accomplish just that using your system preferences. Take a look!
New to the Ubuntu Linux distribution and interested in setting up an address book for to keep track of your contacts? In this how-to, you'll learn how to make maximum use of the address book built into the Evolution email client. Take a look!
Stuck behind a firewall? In this video tutorial, you'll learn how to circumvent a given firewall in five minutes or less by using the tsocks transparent SOCKS proxying library under the Ubuntu Linux distribution. To get started using tsocks, take a look!
Interested in running Linux but are afraid of accidentally formatting your primary hard drive? One solution is to bypass your hard drive altogether and run your Linux distribution live from a CD. This three-part video tutorial series will show you how to do just that using Ubuntu.
Measuring out a bicycle frame is useful knowledge. This instructional video shows how to determine the best sizes and angles for weight distribution on the bike frame. Georgena Terry's drawings and geometry help explain which bicycle frame designs are best for riding.
Museum curators typically frown upon visitors touching paintings, sculptures, and artifacts, but not when those exhibits are displayed in augmented reality.
Two years ago, driven by a good friend of mine i decided to give it a try on timelapse photography. I had a DSLR camera but didn't had an intervalometer, so i assembled a small electronic circuit on top of an Arduino Uno, made some basic code and did my first timelapse movie. The result was awful, but for some reason I was hooked.
It's September 1st, 1859, and the Earth looks more or less like something out of an apocalyptic movie or Sci-Fi novel. All communications have failed, it's so bright outside at midnight that people are getting up and making breakfast, and people all over the world are seeing auroras. The solar storm that produced the electromagnetic pulse and caused all this mayhem is known as the Carrington Event, and storms like it happen about about once every century.
If you read a lot of video game press on the internet, you've probably salivated at the high-quality HD video footage of console games that reviewers are able to record and use to illustrate their points about games. If you too want to be able to record HD footage of XBox 360 and Playstation 3 games and put them on your computer for editing and distribution, this video will show you how to do it. All you need is a $200 device called an HD PVR, which is an external device that records your gam...
One of the best (for Apple) and most dangerous (for you) features of the iTunes media distribution system is that it allows you to buy things with a click of the mouse that are delivered to you instantly. The potential for making rushed buying decisions that you'll regret later is massive. Fortunately, and not many people know this, you can actually return content that you've purchased from Apple to them for a refund! This video will show you the process for returning and getting refunds for ...
Check out this 1959 instructional film on how to manually set type on a letterpress. You can use these techniques to create posters, chapbooks, artist prints, and all kinds of D.I.Y. old school printing fun. All graphic designers and anyone working in the printing should check this out. The video demonstrates basic principles of typesetting and distribution. The film stresses the correct way of manipulating the type, spotting letters before they are chosen and the importance of following copy...
With the growing popularity of digital downloads, it's important for aspiring musicians to have some sort of download available of their music. If you're an unsigned musician, selling your music on iTunes might seem daunting, but it's actually very easy! Learn how to do it in this video.
Apple iPhone's are the world's best electronic wonder, as of today. The whole world is totally entranced by this cellular devices, but the battery life in them can be a bit annoying. If you're iPhone battery has been dying rapidly after each use, there's one thing you could try to maximize your battery life. Lower the brightness to its minimum level to help it last longer. Eureka!
Traditionally, incorporating loops and grooves can translate into hours of hard work just to get the loop to fit your song's tempo and timing. Help is on the way from the Propellerhead's ReCycle which gives you full creative control over utilizing your looped material. Join electronic recording artist David Alexander as he shows you how ReCycle has revolutionized using sampled loops. In this episode, David shows us how to Chop Up A Complex Loop.
The Central Processing Unit, or CPU, is the electronic brain of your computer. Learn how how to install a CPU in a desktop PC. To get started use a flat workbench or desk, and don't forget to ground yourself.
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 stabilization (EIS) actually works better for video.
In case you didn't catch the big event in Cupertino, Apple just unveiled two of the most cutting-edge phones ever made — the iPhone 8 and the iPhone X. Out of the many glorious specs that were rattled off on stage, one stands out for being just a little confusing: Both models are rated IP67 under the IEC standard 60529.
Despite the threat of superbugs, physicians continue to prescribe antibiotics when they might not be needed, and patients are suffering.
Sometimes it's impossible to concentrate — let alone direct your personal assistant Siri — when someone is blasting music on their phone or talking to thin air. I mean I'm loud, but not that loud.
