Performance simply matters. Technology may allow us to "go bigger", but maybe not necessarily be better when it comes to performance. Now is the time to utilize the amazing tools that are available to us for making websites and applications faster, and to learn how to improve user experience and satisfaction.This collection contains four books:Front-end Performance is a collection of practical articles on front-end website performance for front-end developers...

While the health effects of many aspects of life, from diet to marital status, have been extensively explored, little study has been made of the health effects of work. Covering such topics as on-the-job dangers, the role of unions in worker protection, and occupational health in both developed and developing countries, this collection of articles conclusively demonstrates the negative impact that neglect of citizens' working lives has on pubic health. With more Americans dying each year f...