Book Image

Expert Delphi - Second Edition

By : Marco Cantù, Paweł Głowacki
Book Image

Expert Delphi - Second Edition

By: Marco Cantù, Paweł Głowacki

Overview of this book

Master Delphi, the most powerful Object Pascal IDE and versatile component library for cross-platform native app development, by harnessing its capabilities for building natively compiled, blazingly fast apps for all major platforms, including Android, iOS, Windows, Mac, and Linux. Expert Delphi begins with a quick overview of Delphi, helping you get acquainted with the IDE and the Object Pascal language. The book then quickly progresses to more advanced concepts, followed by the architecture of applications and the FireMonkey library, guiding you through building server-side services, parallel programming, and database access. Toward the end, you’ll learn how to integrate your app with various web services and deploy them effectively. By the end of this book, you’ll be adept at building powerful, cross-platform, native apps for iOS, Android, Windows, and macOS—all from a single code base.
Table of Contents (21 chapters)
Free Chapter
1
Part 1: Building Blocks
6
Part 2: Going Mobile
12
Part 3: From Data to Services
19
Index

Integrating with the cloud

Cloud computing is a fairly broad term referring to the global trend of moving in-house or on-premise servers and even servers owned by a company and hosted in a web farm to a fully hosted service solution. The difference between traditional hosting and cloud hosting is, in the first case, you manage hardware with an operating system and application software running on it, while in the cloud scenario, you use software services, regardless of the hardware infrastructure. In other words, rather than paying for hardware, electricity, web connectivity, and perpetual or yearly software licenses, you pay for a service per minute (or at times even millisecond) of use, by traffic volume, or by some use quota. The huge advantage of cloud services is the ability to scale them up very rapidly when there is more demand and scale them down when not needed so that you end up paying proportionally to the actual usage, rather than having to allocate a large amount of resources...