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  • Book Overview & Buying Django 1.0 Template Development
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Django 1.0 Template Development

Django 1.0 Template Development

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Django 1.0 Template Development

Django 1.0 Template Development

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Overview of this book

Table of Contents (17 chapters)
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Django 1.0 Template Development
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Django 1.0 Template Development
Credits
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Credits
About the Author
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About the Author
About the Reviewers
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About the Reviewers
Preface
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Preface
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1
An Introduction to the Django Template System
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An Introduction to the Django Template System
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What are templates?
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Overview of the Django template system
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Exploring how Django handles requests
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Understanding the template system syntax
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Creating our demo application
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Summary
2
Views, URLs, and Generic Views
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Views, URLs, and Generic Views
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An overview
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Creating the application
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Mapping URLs to views
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Creating views
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Putting the views together
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Comparing views and generic views
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Summary
3
Template Context
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Template Context
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The context explained
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Using the context values in your templates
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Context rendering shortcuts
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Context processors
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Summary
4
Using the Built-In Tags and Filters
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Using the Built-In Tags and Filters
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Built-in filter reference
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Built-in tag reference
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Summary
5
Loading and Inheriting Templates
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Loading and Inheriting Templates
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Configuring the template system
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Finding a home for the template files
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Working with the template loaders
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Setting up the error handling templates
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Breaking templates into reusable pieces
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Extending templates with inheritance
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Inheriting from multiple child templates
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Appending to blocks
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Template strategy
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Using include files
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Summary
6
Serving Multiple Templates
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Serving Multiple Templates
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Considering the different approaches
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Setting up our example
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Serving printable pages
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Creating site themes
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Serving different templates by domain name
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Redirecting users to the mobile site (optional)
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Summary
7
Custom Tags and Filters
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Custom Tags and Filters
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Examining the built-in tags and filters
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Writing your own template filters
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Writing your own template tags
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Summary
8
Pagination
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Pagination
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An Overview
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Verifying our application setup
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Exploring pagination using the Django shell
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Using pagination in your views
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Putting navigation into the templates
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Pagination with generic views
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Summary
9
Customizing the Admin Look and Feel
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Customizing the Admin Look and Feel
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Overriding the admin templates
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Customizing the admin header
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Adding a new link box to the admin
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Customizing the admin color scheme
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Summary
10
Caching Your Pages
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Caching Your Pages
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An overview
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Exploring the available cache systems
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Setting up your cache system
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Caching individual views
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Caching pieces of templates
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Low-level caching
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Caching your whole site
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General caching strategies
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Working with outside caches
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Summary
11
Internationalization
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Internationalization
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Exploring i18n
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Creating an example application
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Configuring your project for i18n
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Installing libraries for i18n translation
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Marking strings as translatable
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Creating message files
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Enabling automatic language preference
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Summary
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Index
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Index

An overview

Generating web pages for every request can be difficult for the server. But if we can hold on to data between requests and serve it again for the next request, we can reduce the overhead of serving each page.

We use a cache to store the result of a query so that future requests won't have to look it up again. Deciding how long to hold onto the data before looking it up again depends on your situation; but the longer you can go without having to look it up, the more performance you should be able to squeeze out of your server.

Do you need caching?

How do you know if you need to implement caching on your site? Usually, there are a few warning signs that indicate the time one should think about using caching such as:

  • Processor or memory usage has climbed to a level that you are not comfortable with.

  • Your web or database server cannot keep up with the incoming requests.

  • It takes too long for the server to render a page request (the underlying page, not including images or external references...

CONTINUE READING
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Tech Concepts
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Programming languages
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