Django By Example by Antonio Mele

By Antonio Mele

Create your individual line of winning internet functions with Django

About This Book

  • Learn Django through construction 4 fully-functional, real-world internet purposes from scratch
  • Develop robust net functions quick utilizing the easiest coding practices
  • Integrate different applied sciences into your software with transparent, step by step causes and entire instance code

Who This e-book Is For

If you're a net developer who's thoroughly new to or accustomed to Django and needs to utilize it, this ebook is for you. a few easy wisdom of Python, HTML, and JavaScript is recommended.

What you'll Learn

  • Build useful real-world net purposes with Django
  • Use Django with different applied sciences corresponding to Redis, Celery, Solr and Memcached
  • Develop pluggable Django applications
  • Create complicated gains, optimize your code and use the cache framework
  • Add internationalization in your Django projects
  • Enhance the person event utilizing JavaScript and AJAX
  • Add social positive factors in your projects
  • Build RESTful APIs to your applications

In Detail

Django is a robust Python net framework designed to improve net purposes quick, from basic prototypes to large-scale tasks. Django encourages fresh, pragmatic layout, and offers builders with a entire set of instruments to construct scalable internet applications.

This e-book will stroll you thru the construction of 4 specialist Django tasks, instructing you ways to unravel universal difficulties and enforce top practices.

The ebook starts off via exhibiting you the way to construct a weblog program, ahead of relocating directly to constructing a social photograph bookmarking web site, an internet store and an e-learning platform. you are going to construct a seek engine and enforce a person task circulation. in addition, you'll create a suggestion engine, an e-commerce coupon method and a content material administration procedure. The booklet also will train you ways to reinforce your functions with AJAX, create RESTful APIs and setup a creation atmosphere in your Django projects.

After examining this e-book, you might have a great realizing of ways Django works and the way to combine it with different applied sciences to construct functional, complex, internet applications.

Style and approach

This is an easy-to-follow advisor to construction 4 diverse production-ready Django tasks. each one venture specializes in a selected sector of the framework and every subject in the tasks is defined with sensible examples and contains top perform recommendations.

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Extra resources for Django By Example

Sample text

A Django view is just a Python function that receives a web request and returns a web response. Inside the view goes all the logic to return the desired response. First, we will create our application views, then we will define an URL pattern for each view; and finally, we will create HTML templates to render the data generated by the views. Each view will render a template passing variables to it and will return an HTTP response with the rendered output. Creating list and detail views Let's start by creating a view to display the list of posts.

If the page parameter is not an integer, we retrieve the first page of results. If this parameter is a number higher than the last page of results, we retrieve the last page. 5. We pass the page number and retrieved objects to the template. Now, we have to create a template to display the paginator, so that it can be included in any template that uses pagination. html. num_pages }}. next_page_number }}">Next {% endif %}

The pagination template expects a Page object in order to render previous and next links and display the current page and total pages of results.

1:8000/blog/ in your browser and you will see everything running. Note that you need to have some posts with status Published in order to see them here. body|linebreaks }} {% endblock %} [ 28 ] Chapter 1 Now, you can go back to your browser and click on one of the post titles to see the detail view of a post. You should see something like this: Take a look at the URL. It should look like /blog/2015/09/20/who-was-djangoreinhardt/. We have created a SEO friendly URL for our blog posts. Adding pagination When you start adding content to your blog, you will soon realize you need to split the list of posts across several pages.

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