Chapter 9. Web Patterns

The rise of Node.js has proven that JavaScript has a place on web servers, even very high throughput servers. There is no denying that JavaScript's pedigree remains in the browser for client side programming.

In this chapter we're going to look at a number of patterns to improve the performance and usefulness of JavaScript on the client. I'm not sure that all of these can be thought of as patterns in the strictest sense. They are, however, important and worth mentioning.

The concepts we'll examine in this chapter are as follows:

  • Sending JavaScript
  • Plugins
  • Multithreading
  • Circuit breaker pattern
  • Back-off
  • Promises

Sending JavaScript

Communicating JavaScript to the client seems to be a simple proposition: so long as you can get the code ...

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