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Programming

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iPhone Application Name Checklist

Even if you have a great iPhone application idea, you need a great name that sells it. Follow a few simple rules to make your name memorable and successful: [more…]

Checklist for Making Screen Shots of Your iPhone Applications

In the Apple store, you need to communicate the function and elegance of your application with smartly selected graphics. You can submit up to five screen shots for your listing. Follow these steps to [more…]

Localization Checklist for Creating iPhone Applications

An iPhone application may be designed in one country and distributed in many. For maximum sales, you need to consider the language and cultural preferences of every country where you hope to make sales [more…]

Starting an iPhone Application Business For Dummies Cheat Sheet

Make developing iPhone applications easier, more fun, and more rewarding with some simple guidelines for planning, creating, and distributing your work. These checklists will keep you on the path to a [more…]

VBA Keyboard Shortcuts

If you’re using VBA to streamline your Windows programs and operations, making use of the shortcut keys in the following list can help you streamline even more quickly and easily. [more…]

Common VBA Functions

VBA helps you dig into your Windows programming. The VBA functions in the following list are ones used most often or that have proven to be quite helpful: [more…]

Standard VBA Data Types

VBA works with a variety of data types to help you make adjustments to Windows programs. The following table shows the standard VBA data types, how big they are and describes their functions: [more…]

VBA For Dummies Cheat Sheet

VBA helps you get the upper hand with your computer but giving you the ability to dig into programming. To do this, you need to be familiar with VBA functions and data types, and some keyboard shortcuts [more…]

JavaScript Basic Cross-Browser Document Object Model

Like any other language, JavaScript has its own grammar and syntax — rules you need to follow to be understood. The following document object hierarchy lists the built-in objects you can work with in client-side [more…]

JavaScript Object Terms

JavaScript is an object-based language. To understand how to interact with the document object model you work with in JavaScript, you need to understand some basic object-related terms. The following table [more…]

Create a Hyperlink, Load a Web Page, and More with JavaScript

JavaScript helps you include all sorts of fun and interactive elements on a Web page, and the following table shows you how to do the kinds of tasks you want to be able to do with JavaScript. Whether you [more…]

Troubleshooting JavaScript

JavaScript is a wonderful tool to use to create interesting and interactive Web pages, but every once in a while nothing works and you have no idea where to start to get things moving again. Not to worry [more…]

JavaScript For Dummies Cheat Sheet

JavaScript opens up Web pages to you so that you can add interactive features and those user-friendly touches. Of course, you have to know how to fit JavaScript into existing code and what to input to [more…]

C Language Conversion Characters

When programming in C, you use conversion characters — the percent sign and a letter, for the most part — as placeholders for variables you want to display. The following table shows the conversion characters [more…]

C Language Escape Sequences

Programming in C is fast — all you have to do is type a short sequence of keystrokes — generally just two — to get a tab, a new line, a question mark, and more. The following table shows the sequences [more…]

C Language Keywords

The C programming language has just 32 keywords for you to build robust programs. With only 32 keywords, they all fit nicely into a short table. Use them wisely and well. [more…]

C Language Numeric Data Types

When programming with C, keywords and variables go together like the 4th of July and fireworks, although with a bit less drama. The following table shows C keywords, their variable types, and their ranges [more…]

C Language Mathematical Symbols

Programming math functions with C is fairly straightforward: a plus sign works like any sixth-grader knows it should and does addition. The mathematical symbols and the function they serve in C are shown [more…]

C Language Comparison Symbols

If you’re writing programs in C, you need to use comparison symbols. The symbols C uses, their meanings, and examples are shown in the following table: [more…]

C Language Comparisons and Their Opposites

If you’re programming in C — or any other language — you need to use If/Else statements. The comparison symbols you need if you’re working with C and the Else statements they generate are shown in the [more…]

C For Dummies Cheat Sheet

The C programming language is fast and versatile. You can use just 32 keywords and some fairly intuitive symbols to do comparisons and conversions. Then you get to numeric data and math symbols, which [more…]

Controlling Program Flow in C#

The following code segment depicts the great variety of ways in which program flow can be re-routed in C#, including if-else structures, while loops, and [more…]

Defining a Class in C#

In C#, as in most object-oriented programming languages, a class is a bundling of unlike data and functions that logically belong together into one tidy package. Good classes are designed to represent [more…]

C# Integer Variable Types

C# integer variables come in a variety of types and ranges. The following table sorts out the C# integer variables so you’ll always know the range and size of each. [more…]

C# Floating Point Variable Types

C# floating point variables come in two types: float and double. The following table compares these two types in terms of size, range, and accuracy. [more…]

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