Serverless Architectures on AWS: With examples using AWS Lambda

In general, the book "Serverless Architectures on AWS: With examples using AWS Lambda" has received mixed reviews from customers. Some reviewers find the book educational and helpful, while others express frustration and disappointment. One positive aspect mentioned by reviewers is that the book provides a good coverage of AWS API Gateway and demonstrates how to effectively work with Node.js NPM and Lambda. It also includes an implementation of the OpenID Connect flow on Lambda, which some reviewers found useful. However, there are several criticisms of the book. One common complaint is that the author does not explain the OpenID Connect flow and JSON Web Tokens well, causing confusion for readers. Another downside mentioned is the heavy and exclusive use of JavaScript, which is more advanced and confusing than other resources available. Some reviewers express their dissatisfaction with the numerous errors and code that doesn't work, leading to frustration in following the book's instructions. Despite the mixed reviews, one reviewer commends the book for its clear explanation of the material and how it serves as a good starting point for those new to Lambda and serverless architecture. The reviewer also appreciates the author's attention to detail through screenshots and code snippets, which help in understanding the concepts and implementing them. Overall, while some reviewers recommend this book and find it valuable for learning about serverless architecture on AWS, others advise against purchasing it, especially for those looking for more abstract use cases and patterns. It is important for potential readers to Consider their skill level, programming language preferences, and expectations before deciding whether to purchase this book.