Dummies.com: Consumer Electronics

How to Add Contacts from Texts with Galaxy S 4

The Samsung Galaxy S 4 intelligently integrates all your contact information in one place. If anyone new contacts you via a call, text, or e-mail, the S 4 makes it easy to add the new information to an [more…]

How to Buy Books from the Google Play Store

Many people are fans of e-commerce, which is a fancy way of saying going shopping on the Internet. You can find a greater variety of selections of things you want than at most stores in your neighborhood [more…]

How to Access Pandora Internet Radio with Your Galaxy S 4

Internet radio applications are a great way to play music. One of the more popular Internet radio stations is Pandora. Even if you live in a big city and have a full dial of broadcast radio stations, the [more…]

How to Add a Security App to Your Galaxy S 4

If you are going to use productivity apps on your Galaxy S 4, it can’t hurt to start a little early by adding a security app, in this case, NQ Mobile. You can get some of these services for free, but you [more…]

Ten Things the Galaxy S 4 Offers That S III Does Not

The Samsung Galaxy S III is a great phone, but the Galaxy S 4 is better. Here are ten reasons why. Some of these are critically important. Others are kind of gimmicky, but cool nonetheless. [more…]

Arduino Projects: Resistor Color Codes for Electronics

When building Arduino electronics projects, you often need to consult a schematic or identify a resistor. Use this table to identify a resistor's value, in Ohms, from its color code: [more…]

Arduino Projects Schematic Symbols

When building Arduino projects, you often need to consult a schematic. Have a look at the following table, which shows the common schematic symbols you encounter when building Arduino projects: [more…]

Troubleshooting Your Arduino Electronics Project

If your Arduino electronics project isn't working, you have to check both your hardware and your software. Start with your hardware and then move on to the software. Troubleshoot your electronics project [more…]

Arduino Projects For Dummies Cheat Sheet

Before you begin creating electronics projects with Arduino, get to know the symbols used in schematics; go over a color code chart to help you decipher resistor values; and explore some hardware and software [more…]

TI-84 Plus C Graphing Calculator Important Keystrokes

The TI-84 Plus C graphing calculator offers some very advanced functions, but to get to those advanced features, you have to know the basic keys to press. The keys to press most often appear in the following [more…]

Math Functions and Constants on the TI-84 Plus C Graphing Calculator

Your TI-84 Plus C graphing calculator is quite capable of helping you out with math problems and actually comes equipped with ways to include constants and to input standard elements, such as [more…]

The Basics of Graphing on Your TI-84 Plus C Graphing Calculator

You bought the TI-84 Plus C graphing calculator to help you do graphs, and help you it does. The points in the following list walk you through the steps to take to get your TI-84 Plus C to display a graph [more…]

TI-84 Plus C Graphing Calculator Zoom Commands

The TI-84 Plus C graphing calculator not only helps you make graphs, but its Zoom commands also help you highlight specific areas of a graph, redraw graphs in certain ratios, and otherwise tweak graphs [more…]

TI-84 Plus C Graphing Calculator Special Menus

Not only does the TI-84 Plus C graphing calculator help you graph, but it also offers special menus you can use to look at distribution, probability, and even finances. The following list shows all the [more…]

TI-84 Plus Graphing Calculator For Dummies Cheat Sheet

The TI-84 Plus graphing calculator, the most popular calculator in the world, just got a makeover! Find out the important keystrokes you’ll need to know to use the TI-84 Plus, and learn the math functions [more…]

How to Use the TI-84 Plus C to Solve Standardized Test Questions

Did you know that most standardized tests allow you to use your TI-84 Plus C? If you know how to use your calculator then you have a nice advantage over other students who are taking the test. Here you [more…]

Ten Common TI-84 Plus Keystroke Sequences

You'll use some keystrokes on your TI-84 Plus so often that it will save you time to memorize the keystroke sequences. Most students do this naturally [more…]

How to Add Keyboard Input to the All-Seeing Eye

You can use keyboard input to set the exact time delay value for your all-seeing eye, which controls how fast you want your eye to move back and forth. You can use the same technique to add numerical keyboard [more…]

LED Cube Pattern Generator

For the LED cube, you have to write the correct code to generate the animation. But writing all of those 1s and 0s can be really tedious. To make things easier, use the LED Cube pattern generator to create [more…]

Ten Links to Online Arduino Learning Resources

If you are interested in learning about Arduino projects, there are loads of things you can discover through some online resources. Check out the following links, which are some favorite online resources [more…]