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News: Experiments in Stock Market 3D Data Visualization on the HoloLens

HoloLens developer Michael Peters of In-Vizible has released quite a few videos since receiving his HoloLens last year. Many of his experiments are odd and funny, but some include serious potential approaches to data visualization. In the videos embedded below, you'll specifically see stock market information beautifully rendered in different ways to help understand the data.

Hack Like a Pro: Digital Forensics for the Aspiring Hacker, Part 16 (Extracting EXIF Data from Image Files)

Welcome back, my greenhorn hackers! In many cases when a computer, phone, or mobile device is seized for evidence, the system will have graphic images that might be used as evidence. Obviously, in some cases these graphic images may be the evidence such as in child pornography cases. In other situations, the graphic images may tell us something about where and when the suspect was somewhere specific.

Hack Like a Pro: Digital Forensics for the Aspiring Hacker, Part 5 (Windows Registry Forensics)

Welcome back, my aspiring hackers! As I mentioned in earlier posts, the best hackers (or at least those not behind bars) have a keen understanding of digital forensics. If I am tasked to intrude upon an enemy's file server to retrieve war plans, such as in this tutorial, it is essential to my country's (and my own) well-being that it not be traced back to me. Understanding digital forensics helps us to leave without a trace and never have a trail back to us or our employer.

How To: Install APK files on your Motorola Droid

APK files are the EXE files of the Android phone, the executables that mark the point of entry to most programs and Apps. If you have rooted your Motorola Droid or other Android phone, you're probably come in contact of an APK file in or around your custom ROM. This video will show you how to install APK files on a rooted Motorola Droid, which will allow you to find Apps without going to the App Market and take advantage of all of the features of your custom ROM.

How To: Write left handed

Left handed writing style is not as common as right handed so many people are not sure how to do it neatly. Check out this tutorial for advice on how to improve your grip and posture to make your handwriting perfect. Left handers face many challenges. First of all, most teachers will teach children writing skills more suitable for their right handed classmates, also there are not many left hand specific products on the market, and left handers often have posture problems as they are pushing t...

How To: Make a Frankenstein Halloween card with Stampin' Up!

In this video tutorial, viewers will learn how to make a Frankie card. This video provides all the materials required to make the card. The materials required include: old olive card stock that is cut at 4 1/2" x 11", lovely lilac card stock that is cut at 2 1/2" x 5 1/2", stylus tool, Smarty Pants stamp set, 1" circle punch with 2 black card stocks, 1 3/8" circle punch on whisper white and old olive card stock, glue and a black market pen. This video will benefit those viewers who enjoy art,...

How To: Create an iPod gel process bar in Illustrator CS2

The Apple iPod and iPhone are the hottest electronics on the market, so keeping up with the times means keeping up with designs people like. Apple incorporates all kinds of cool images and icons into their products, so learn how to re-create them so you can modify them or get ideas for your own designs. Watch this Illustrator video tutorial to create a gel progress / loading bar-similar to the progress bar found on an iPhone and iPod -- from start to finish.

How To: Retouch or add digital makeup using Photoshop

If you want to retouch or add digital make up using Photoshop you should first erase and cover up any blemishes you see on the surface of the skin. This can be bruises, blemishes, or even acne marks and bumps. Do this anywhere you feel necessary such as the face or on the body. Using the lighten tool, you can also lighten the eye color as well as the whites of the eyes. Next, you can also adjust the texture and color of the lips. You can also shift the color saturation of the picture to add r...

How To: Calculate liquidity ratios in Microsoft Excel 2010

As you might guess, one of the domains in which Microsoft Excel really excels is finance math. Brush up on the stuff for your next or current job with this how-to. In this tutorial from everyone's favorite digital spreadsheet guru, YouTube's ExcelIsFun, the 16th installment in his "Excel Finance Class" series of free video lessons, you'll learn how to calculate liquidity ratios including current ratio, times interest earned and cash Ratio. Also see how current ratio changes when certain trans...

How To: Make a DIY video remote for Canon DSLR cameras for under 10 bucks

If you have a Canon digital camera and plan on shooting video with it using a camera rig, then you'll want a good way to control your recordings with a start/stop button. A remote control is the way to go, but don't spend all that money— make your own! The remote in the video is hardwire into the camera and onto the rig for easy handling. You'll need your Canon 5D MK II HD DSLR (but it will work on other Canon models, too), a Canon RC-6 Remote Control (or generic brand), fiber optics cable, w...

How To: Make high-quality home music recordings on a shoestring budget

If you're a musician, but can't cover the cost of an expensive recording studio to get your song onto a playable media, then this video is what you need. It will show you how to make your own high-quality home music recording studio on a shoestring budget! If you're trying to get the attention of big music record labels, you need some hgih-quality sounds, but you don't need the high-quality costs! The setup is pretty simple— a microphone, MP3 player, sound mixer, headphones and a good-quality...

How To: Make smart contact sheets with Photoshop

In this photography tutorial, you learn how to create a contact sheet using Photoshop for your digital photography prints. In order to create this contact sheet, you can open Photoshop, go to File, find the subfolder called "Automate" and then choose to create a contact sheet. If your version of Photoshop does not appear to have this setting, your version of Photoshop should have come with a secondary disk which has this feature. You can also find the file from Adobe if you do not have the go...

How To: Edit a beat in Logic Pro Studio 8 or 9

In this two-part lesson, you'll learn how to edit a simple beat when writing electronic music in Logic Pro. Whether you're new to computer recording, new to the Apple Logic DAW (digital audio workstation) or just looking to pick up a few new tricks, you're sure to benefit from this free video software tutorial from NextStepAudio.

How To: Extract numbers from a text string with Excel's LEFT, SEARCH & TRIM functions

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 706th installment in their series of digital spreadsheet magic tricks, you'll learn how to to use the LEFT, SEARCH and TRIM function to eaxtract numbers from a text string that can then be used in a calculating formula.