Everybody knows about permalink, but it's usually used only in get_absolute_url. I prefer to use it for all related model urls.
class Event(models.Model):
# ...
@models.permalink
def edit_url(self):
return ('event_edit', (self.pk, ))And then in template:
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Programmatic generation of PDF files is a frequent task when developing applications that can export reports, bills, or questionnaires. In this article, we will consider three common tools for creating PDFs, including their installation and converting principles.
Protection of WEB App is of paramount importance and it should be afforded the same level of security as the intellectual rights or private property. I'm going to cover how to protect your web app.
For any project there may be a need to use a database full-text search. We expect high speed and relevant results from this search. When we face such problem, we usually think about Solr, ElasticSearch, Sphinx, AWS CloudSearch, etc. But in this article we will talk about PostgreSQL. Starting from version 8.3, a full-text search support in PostgreSQL is available. Let's look at how it is implemented in the DBMS itself.
Quite often we have to write paginated or filtered blocks of information on page. I created a decorator that would automate this process.
I've created this small sprite to create css sprites. It glues images from directory directory into single file and generates corresponding css.
There was a task to submit form with ajax, with server side validation of course. Obvious solution is to do validation and return json with erros. I didn't like idea of writing separate view for validation and then inserting errors in form html on client side. Especially since I already had a generic template for django form with errors display. In this article I'll describe how I solved the task.