The Extract-Transform-Load (ETL) system is the foundation of the data warehouse. A properly designed ETL system extracts data from the source systems, enforces data quality and consistency standards, conforms data so that separate sources can be used together, and finally delivers data in a presentation-ready format so that...

The scaling of silicon technology has been ongoing for over forty years. We are on our way to commercializing devices having a minimum feature size of one-tenlh of a micron. The push for miniaturization comes from the demand for higher functionality and higher performance at a lower cost. As a result, successively higher levels of...

FUNCTIONAL PROGRAMMING is an important paradigm of programming that looks back on a long history. The subject has always been very relevant to people who teach others how to program — the clean and logical concepts of functional programming lend themselves especially well to teaching. Certain industries that use computers and self...

A constraint is a restriction on a space of possibilities; it is a piece of knowledge that narrows the scope of this space. Because constraints arise naturally in most areas of human endeavor, they are the most general means for formulating regularities that govern our computational, physical, biological, and social worlds. Some...

This book is for anyone who wants to implement large-scale software reuse through object-oriented (00) application frameworks. Its purpose is to help the reader understand one of the hottest technologies related to software reuse-frameworks-and provide guidelines for making decisions about this technology. Decision makers such as...

I am excited to share my photographic knowledge of Yosemite National Park with all who seek it. In this book, I guide you to 29 of Yosemite’s most photogenic locations in alphabetical order. For each location, I tell you where the landmark is located, where to get the best image, when to get the best image, and what equipment...

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At the instigation of the Iron and Steel Federation, the late Bernard Godfrey began work in 1952 on the first edition of the Steel Designers’ Manual. As principal author he worked on the manuscript almost continuously for a period of two years. On many Friday evenings he would meet with his co-authors, Charles Gray, Lewis Kent...

As I look back on my career at Microsoft, I feel fortunate to have had a front-row seat to witness an incredible shift in how people and organizations communicate and interact. I started at Microsoft in October 1994—about a year after America Online released AOL 1.0 for Windows. As early adopters of social media,...

Information technologies impact every aspect of accounting, including financial reporting, managerial accounting, auditing, and tax. The nature of the work done by accountants continues to evolve as these technologies advance. For example, less than 30 years ago, accountants could have spent much of their day footing ledgers and making...

Think of all the popular data visualization works out there—the ones that you always hear in lectures or read about in blogs, and the ones that popped into your head as you were reading this sentence. What do they all have in common? They all tell an interesting story. Maybe the story was to convince you of something. Maybe it was to...