UML is a standard, visual modeling language that comes into play in all stages of the software development life cycle: modeling business processes, conceptualizing system functions, visualizing and documenting software artifacts, developing object-oriented software. In other words, UML is a language that allows the writing of a software system’s blueprint in a way that can be easily understood by various stakeholders, including business analysts, project managers, system and database architects, etc. This introduction, by VTC author and corporate trainer Nancy Conner, covers UML basics and goes into detail about the most common kinds of UML diagrams.

This is the third in O'Reilly's series of landmark Perl tutorials, which started with Learning Perl, the bestselling introduction that taught you the basics of Perl syntax, and Intermediate Perl, which taught you how to create re-usable Perl software. Mastering Perl pulls everything together to show you how to bend Perl to your will. It convey's Perl's special models and programming idioms. This book isn't a collection of clever tricks, but a way of thinking about Perl programming so you can integrate the real-life problems of debugging, maintenance, configuration, and other tasks you encounter as a working programmer.

Teach yourself the fundamentals of working with Visual Basic 2008 one step at a time. With STEP BY STEP, you work at your own pace through hands-on, learn-by-doing exercises. Whether you re a beginning programmer or new to this specific language, you ll understand the core capabilities and fundamental techniques for Visual Basic 2008 and rapidly build robust, elegant applications. Each chapter puts you to work, showing you how, when, and why to use the latest features of Visual Basic guiding you each step of the way as you create actual components and working applications for Windows. You ll also explore data management and Web-based development topics.