Operating Profit Search Results

How To: Tune a nitro engine

Tuning a nitro engine can be dangerous work if you don't the necessary precautions. The first and most important precaution is to educate yourself. You want to make sure that the engine doesn't heat up or cool down too much, you want it at it's normal operating temperature. Follow the detailed instructions in this video too see the rest. This video will show the proper, safe way to tune your nitro engine.

How To: Customize your icons on your Mac computer

Get a Mac Tip for your Mac computer! There's a million things you can do with your Apple computer, and this is just one of them. Watch this video tutorial to learn how to customize your icons on your Mac computer. This technique allows a Mac user to change the folder icons, the hard disk icons, or other icons on the Mac OS X operating system.

How To: Use myoelectric hook and hand prosthetic for amputees

A below elbow arm amputee demonstrates how to don and operate his myoelectric prosthetic hook and hand. This is a first hand account of what goes into using prosthetic hands and hooks for individuals with arm amputations. This video is an overview of adaptive equipment for handicapped or disabled persons to assist them. The myoelectric hook and hand are very helpful in assisting persons with arm amputations or otherwise missing limbs.

How To: Set up automated backup for files in Windows Vista

Regular backups of your important files are something that should be a top priority, though because of the complexity of most backup systems, regular backups are often overlooked until it is too late. In this video tutorial, you'll learn how to set up automated backups in the Microsoft Windows Vista operating system. Get started backing up your files with this helpful guide.

How To: Operate the ELECTronic 1242 voting machine

First, part the curtain to enter the voting machine. Then, start the voting process on the ELECTronic 1242 voting machine in Delaware. All that's left is to press the big green VOTE button on the voting machine and you're done. So get down to your county and VOTE in this coming election. The pol's need you.

How To: Make a penny operated nitric acid fountain

Watch this video to learn how to make a penny operated nitric acid fountain. Nitric acid acts upon copper to yield nitric oxide in an exothermic reaction. The expanding gas displaces water from another flask; actually bubbles in this set up. When the gas cools, the water is drawn back into the flask, dissolving the nitric oxide and forming a blue solution with the copper ions still there. Very cool science experiment with a neat reaction.

News: Here Are the Prices for Every Apple Watch Model (From $349 to $17,000)

The long-awaited Apple Watch is ready for retail, with pricing and availability announced at Apple's Spring Forward event. Each of the three variants—Apple Watch Sport, Apple Watch, and Apple Watch Edition—will be available in two sizes, 32mm and 44mm, with preorders beginning on April 10th and the retail launch on April 24th. The Watches will initially be available nine countries: Australia, Canada, China, France, Germany, Hong Kong, Japan, the United Kingdom, and the United States. You'll b...

How To: Use the correct tires for the temperature and improve RC performance

Optimize vehicle performance by knowing the differences between the different tires available for your RC vehicle. Each type of tire (commonly referred to by the red dot, blue dot or green dot) is optimized for a specific operating temperature range. Knowing about the different temperatures and what tires are best suited for them could be the difference between first place and second. Find out more in this instructional video.

How To: Use QPR's All-In-One Melter Applicator for sealing small cracks

This video provides the operating instructions for the RTH08 All-In-One Melter Applicator, which is a hand-agitated, 10-gallon capacity sealant machine designed to effectively and efficiently execute small crack-sealing tasks. You'll learn about the safety procedures when using this Melter Applicator, startup procedure, sealant loading, heat settings and sealant application on pavement, as well as the shutdown procedure.

How To: Use hidden features of the Mac OS X Dashboard

In this tutorial, we learn how to use a number of useful tips & tricks for the Dashboard on an Apple computer running the Mac OS X operating system. It's an easy process and this video presents a complete guide. For more information, including a full demonstration and detailed, step-by-step instructions, watch this helpful home-computing how-to.

How To: Implement a Volume Slider in an iPhone, iPad or iPod Touch app

In this clip, you'll learn how to add a Volume Slider to an iOS app with Xcode. Whether you're new to the Objective-C operating language and Xcode IDE or are a seasoned developer merely looking to pick up a few new tips and tricks, you're certain to be well served by this tutorial. For more information, including a complete overview and detailed, step-by-step instructions, watch this free video Objective-C programming lesson for iPhone & iPod Touch developers.

How To: Create a Cydia repo with Apple's Xcode

In this clip, you'll learn how to create a Cydia repo of an iOS app with Xcode. Whether you're new to the Objective-C operating language and Xcode IDE or are a seasoned developer merely looking to pick up a few new tips and tricks, you're certain to be well served by this tutorial. For more information, including a complete overview and detailed, step-by-step instructions, watch this free video Objective-C programming lesson for iPhone & iPod Touch developers.

How To: Build static libraries in Xcode for an iPhone or iPod Touch app

In this clip, you'll learn how to generate static libraries within Xcode. Whether you're new to the Objective-C operating language and Xcode IDE or are a seasoned developer merely looking to pick up a few new tips and tricks, you're certain to be well served by this tutorial. For more information, including a complete overview and detailed, step-by-step instructions, watch this free video Objective-C programming lesson for iPhone & iPod Touch developers.

How To: Implement an in-app purchase feature in an iPhone or iPod Touch app

In this clip, you'll learn how to add an in-application purchase feature within your app. Whether you're new to the Objective-C operating language and Xcode IDE or are a seasoned developer merely looking to pick up a few new tips and tricks, you're certain to be well served by this tutorial. For more information, including a complete overview and detailed, step-by-step instructions, watch this free video Objective-C programming lesson for iPhone & iPod Touch developers.