Download Advanced Express Web Application Development by Andrew Keig PDF

April 11, 2017 | Javascript | By admin | 0 Comments

By Andrew Keig

Your advisor to development specialist real-world net functions with Express

Overview

  • tips on how to construct scalable, strong, and trustworthy net purposes with show utilizing a test-first, feature-driven method
  • Full of useful suggestions and actual global examples, and added in an easy-to-read layout
  • discover and take on the problems you come across in commercially constructing and deploying an convey program

In Detail

development an exhibit program that's trustworthy, powerful, maintainable, testable, and will scale past a unmarried server calls for a little additional proposal and energy. show purposes that have to continue to exist in a creation setting might want to succeed in out to the Node environment and past, for aid.

You will begin through laying the rules of your software program improvement trip, as you drive-out gains less than try. you'll movement on fast to extend in your present wisdom, studying how you can create an online API and a eating shopper. you are going to then introduce a real-time point on your application.

Following on from this, you'll commence a technique of incrementally enhancing your software and take on protection, SSL help, and safety vulnerabilities. subsequent, the booklet will take you thru the method of scaling after which decoupling your software. eventually, you are going to have a look at a variety of how you can enhance your application's functionality and reliability.

What you are going to research from this book

  • improve a characteristic pushed convey net program
  • construct and devour a RESTful internet API utilizing shopper and server aspect templating
  • safe and defend exhibit with passport authentication and SSL through stud
  • Scale show past a unmarried server with Redis and Hipache
  • Decouple convey for more suitable scalability and maintainability
  • Support real-time software improvement with Socket.IO
  • Handle disasters with a minimal effect to carrier availability utilizing clusters and domain names
  • Understand and deal with show boundaries, together with whilst and the place to head for help

Approach

A useful e-book, guiding the reader during the improvement of a unmarried web page program utilizing a feature-driven approach.

Who this publication is written for

If you're an skilled JavaScript developer who desires to construct hugely scalable, real-world purposes utilizing convey, this booklet is perfect for you. This booklet is a sophisticated name and assumes that the reader has a few adventure with Node.js, JavaScript MVC net improvement frameworks, and has heard of convey ahead of, or understands it. you want to actually have a uncomplicated realizing of Redis and MongoDB.

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Additional resources for Advanced Express Web Application Development

Sample text

Js. body to gain access to the items we POST in a request. We then validate the request that returns a 400 Bad Request if it is invalid. post; if we get an error, we return 500 Internal Server Error, and if the project already exists, we return a 409 Conflict response. js. First, we import the db module we created at the beginning of this chapter, which opens a connection to a MongoDB database. We then import the project route module we just created. bodyParser()) parses the request body when the forms are submitted.

Json, which returns a 404 status code and the message Not Found. The next parameter is not called as our 404 middleware ends the request by returning a response. exports = app; Logging middleware Express comes with a logger middleware via Connect; it's very useful for debugging an Express application. exports = app; The immediate option will write a log line on request instead of on response. The dev option provides concise output colored by the response status. The logger middleware is placed high in the Express stack in order to log all requests.

If we get an error, we return it; if we cannot find the project, we return null. If we find the project, we delete it and return an empty response. js. We start by defining a route called del. del and passing the id. If we get an error, we return 500 Internal Server Error; if the project does not exist, we return a 404 Not Found. If we find the project, we return a 204 No Content response. js for our feature List projects. This resource will GET all projects from route /project and return a 200 Ok status.

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