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Programming

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Other C# Variable Types

It’s not always easy to sort out C#’s variables. The following table offers a comparison of all C# variable types except integer and floating point, which are covered elsewhere. [more…]

C# Operators and Precedence

It’s not always easy to determine which C# operators take precedence over others. The following table offers a list of common C# operators and their precedence, along with their cardinality and associativity [more…]

C# 2010 All-In-One For Dummies Cheat Sheet

C# is a Microsoft programming language used to build Windows programs, Web sites, and services. C# is primarily used with an Integrated Development Environment like Visual Studio 2010, which has templates [more…]

When to Use Subclassing in iPhone App Development

Subclassing is one of the mechanisms you use to customize behaviors while you're developing your iPhone application. Subclassing involves two stages: (1) creating a new class, called a subclass, that inherits [more…]

Knowing the Target-Action Patterns for iPhone App Development

Following are the Target-Action patterns that you use when programming iPhone applications. You generally will specify the target as the view controller [more…]

Operators in C# 2008

In order to perform operations in C# 2008, you need, well…operators. The following chart shows you these operators. These symbols determine which operations to carry out in an expression: [more…]

C# 2008 Integer Variable Types

Each variable has a fixed type in C#, and integer (int) variable types are limited to whole numbers. C# has several other integer variable types, shown in this chart: [more…]

C# 2008 Floating Point Variable Types

C# distinguishes real numbers, which come in two styles: floating point and decimal. Floating point is the most common and floating-point variables are assigned. This chart describes the two floating-point [more…]

Controlling Program Flow in C# 2008

C#, like most programming languages, can make decisions. You can create a C# program that reads your data and automatically performs the tasks you need. Depending on the attributes of the information it's [more…]

C# 2008 For Dummies Cheat Sheet

C# 2008 is an awesome programming language. Discover the operators you need to perform your functions and how to declare and use variables like integers, floating points, and others. Also take a look at [more…]

Common Computer Programming Loop Structures

Looping instructions, one of the basic logic structures in computer programming, tell the computer to repeat one or more instructions. Check out this list of basic loop structures in various computer programs [more…]

Common Branching Structures in Computer Programming

Branching structures make your computer programs run different instructions depending on the value of specific data. Branching structures, like the ones listed below, allow your computer to run more effectively [more…]

Common Mathematical Operators Used in Programming

In computer programming, four basic ways are used to manipulate numbers: adding, subtracting, multiplying, and dividing. To perform a mathematical operation with two numbers [more…]

Tips for Writing Computer Programs

When you’re ready to write a computer program, keep these how-to tips on programming in mind so the program you create has clear instructions for the computer to carry out tasks effectively: [more…]

Beginning Programming For Dummies Cheat Sheet

If you’re just beginning to write computer programs, follow these helpful guidelines to create an effective program. Know the common loop structures, branching structures, and mathematical operator symbols [more…]

Showing, Hiding, Sliding, and Fading Elements with jQuery

jQuery effects are great fun and can transform a simple, static Web page into a dynamic, interactive experience for the site visitor. Part of the visual interest that jQuery offers is the capability to [more…]

Inserting Content Before, After, and Inside Elements with jQuery

jQuery provides you with easy ways to get at the data in your Web page. In particular, you can insert any content you want, anywhere on your page. The examples that follow all use this sample code: [more…]

Online jQuery Resources

As you gain experience with jQuery, you'll likely have questions about more advanced jQuery techniques. And after you use jQuery plug-ins, you’ll be hooked and want to get more. [more…]

Selecting Elements with jQuery

jQuery allows you to select elements in a Web page with ease. You can find anything you want in a page and then use jQuery to add special effects, react to user actions, or show and hide content inside [more…]

jQuery For Dummies Cheat Sheet

jQuery is a powerful and simple JavaScript library that you can use to select elements in your Web page, add impressive special effects, and insert content. Also find great resources for jQuery tips, tutorials [more…]

HTML, CSS, and JavaScript Code Hints

As a Web designer, you use some bits of HTML, CSS, and JavaScript code frequently but not often enough to commit to memory. The following HTML code, CSS style, and JavaScript hints are handy when you are [more…]

Using the My Object in Visual Basic 2008

The most impressive single language feature in Visual Basic 2008 is the My object. The My object is an object that exposes commonly used .NET technology through an easy-to-understand hierarchy. In short [more…]

Keyboard Shortcut Keys for Visual Studio in Visual Basic 2008

A ton of shortcut key combinations are built into the Visual Studio feature of Visual Basic 2008, and you can feel free to use them all. You can also make your own keyboard shortcuts in the Options dialog [more…]

How to Modify the Options Panels in Visual Basic 2008

You can change almost everything about how you use your programming environment from the Options dialog box in Visual Basic 2008. Take the time to familiarize yourself with this handy dialog box and set [more…]

Visual Basic 2008 For Dummies Cheat Sheet

Visual Basic is a much-used programming language, and Visual Basic 2008 makes using it easier than ever. The My object helps you look through the layers to see the whole structure. And, you get access [more…]

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