A systematic approach to understanding the basics of Voice over IP

* Understand the basics of PSTN services and IP signaling protocols, including SS7
* Learn how VoIP can run the same applications as the existing telephony system, but in a more cost-efficient and scalable manner
* Delve into such VoIP topics as jitter,...

Data Scientists at Work is a collection of interviews with sixteen of the world's most influential and innovative data scientists from across the spectrum of this hot new profession. "Data scientist is the sexiest job in the 21st century," according to the Harvard Business Review. By 2018, the United States will...

Using real-world examples, Carlberg helps you put Excel’s features and functions to work and get the power of quantitative analysis behind your management...

I still remember deploying my first Microsoft Access application 10 years ago for a head hunting agency. They had a user base of about 200 users (I can already hear some of you groan) and they needed a system to manage job applicants and the companies that want to hire them. And they tossed my meager development team of two an...

Enable you to make changes that will create a profitable, sustainable business future, Six Steps to Creating Profit authoritatively shows you how to maximize profit for your small to mid-sized, privately-held,...

Power Query for Power BI and Excel is a book for people who are tired of copying and pasting data into Excel worksheets. Power Query, part of the Microsoft Power BI suite, is a tool that automates the process of getting data into Excel and will save you hours of dull, repetitive, and error-prone work! Power Query makes it easy to...

Expert Oracle Application Express Plugins is your “go to” book on the groundbreaking plugin architecture introduced in Oracle Application Express 4.0. Using the new APEX functionality, you can create well-packaged, documented, reusable components and reliably leverage your coding investments across many applications....

With Microsoft SQL Server 2005 you can structure and store terabytes of data-but how do you make sense of that much information? Reporting Services...