The article "David Linthicum's Guide to Client/Server and Intranet Development" covers the basics of building client/server systems and intranets. It discusses the key components of client/server architecture, such as database servers and development tools. The guide also explores different client development tools and architectures for creating effective client/server applications. Additionally, it provides insights on testing and implementing client/server solutions. Overall, the article aims to help readers understand and navigate the complexities of client/server and intranet development.