If you're designing software and systems that must be portable, flexible, extensible, predictable, reliable, and affordable, this book and the ACE toolkit will enable you to be more effective in all of these areas. Even after spending over a decade developing ACE and using it to build networked software applications, I find that I've learned a great deal from this book, and I'm confident that you will, too. --Douglas C. Schmidt, Inventor of ACE, from the ForewordThis book is a must-have for every ACE programmer. For the beginner, it explains step-by-step how to start using ACE. For the more experienced programmer, it explains in detail the features used daily, and is a perfect reference manual. It would have saved me a lot of time if this book had been available some years ago! --Johnny Willemsen, Senior Software Engineer, Remedy IT, The NetherlandsWith a large C++ code base, we rely on ACE to enable a cross-platform client-server framework for data quality and data integration. ACE has improved our design and smoothed over OS idiosyncrasies without sacrificing performance or flexibility. The combination of online reference materials and printed "big picture" guides is indispensable for us, and The ACE Programmer's Guide earns top-shelf status in my office. --John Lilley, Chief Scientist, DataLever CorporationIn SITA air-ground division, we are one of the major suppliers of communication services to the airline industry. We started using ACE about a year ago and are now moving most of our new communication-related development to it. I can say that using this toolkit can reduce the development and testing time by at least 50% in our type of application. --Jean Millo, Senior Architect, SITA The ADAPTIVE Communication Environment (ACE) is an open-source software toolkit created to solve network programming challenges. Written in C++, with the help of 30 core developers and 1,700 contributors, this