Django JavaScript Integration: AJAX and jQuery by Jonathan Hayward

By Jonathan Hayward

This e-book will train you ways to complement your AJAX purposes with Django and jQuery in a pragmatic demeanour with minimal fuss. It introduces AJAX fundamentals, will get a bit deeper, after which is going chapter-by-chapter via a delicately selected case examine. It demonstrates how assorted items of a Django AJAX program paintings in themselves and are prepare and particularly leads you thru construction an intranet worker photograph listing with social networking positive factors. This publication is for individuals seeking to combine AJAX / JavaScript performance into their internet purposes. it truly is for Django clients who're seeking to simply combine AJAX gains into their functions. Conversely, it's going to even be a worthwhile significant other for clients acquainted with Django and jQuery who're and searching to combine them of their AJAX purposes. A operating wisdom of Django and uncomplicated familiarity with AJAX and jQuery are assumed.

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Additional resources for Django JavaScript Integration: AJAX and jQuery

Sample text

In this chapter, we have looked at the idea of Pythonic problem solving, discussed Django and jQuery in relation to Pythonic problem solving, and discussed Ajax as not a single technology, but an overlaid function or technique that is overlaid on top of existing technologies. We have taken an overview of what the "usual suspect" technologies are for Ajax; given a kickstart to the Django templating engine, introducing some of its beauty and power; and addressed a minor but important detail: putting static content in place for Django's development server.

Let's look at a kickstart example of Django in action. [ 21 ] jQuery and Ajax Integration in Django Django templating kickstart Let us briefly go through how to install Django, create a sample project, and create and use a basic template that can serve as a basis for further tinkering. com/en/dev/ intro/install/; for Ubuntu, for instance, you will want to run sudo apt-get install python-django. py startproject sample Go into the sample directory, and create the directory templates. Enter the templates directory.

The more serious the work you are doing, the more likely it is that you should only use POST. GET is appropriate only when it doesn't matter how many extra times a form is submitted. In other words, GET is only appropriate when there are no significant side effects, and in particular no destructive side effects. In a shopping cart application, GET may be appropriate to view the contents of a shopping cart, although POST is also appropriate and has the side effect of guaranteeing a fresh load. GET is not, however, appropriate for creating, modifying, fulfilling, or deleting an order, and you should use POST when any or all of these are involved.

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