Programmer Group

Django Sends Mail Modules need to be used from django.core.mail import send_mail,send_mass_mail SMTP is a mail server, each kind of mailbox SMTP server address is different, Baidu itself For example, mailbox 163 is smtp.163.com 1. Adding configuration to settings TEMPLATES = [ { 'BACKEND': 'django.template.backends.django.Django ...

Because there is no rich text editor in django background management, the pages displayed are ugly, and the WYG editing method cannot be achieved, we need to introduce a third-party rich text editor. Previously, many documents have been found before the blog to make this function. Although some blogs write well, after all, they are not written ...

Homology Policy If both pages have the same protocol, port (if specified) and domain name, then both pages have the same source.   Example: Two Django demo s demo1 url.py url(r'^demo1/',demo1), view.py def demo1(request): return HttpResponse("demo1")   demo2 url.py url(r'demo2$',demo2), view.py def demo2(request ...

Learn the Django tutorial of the novice bird tutorial, link as follows: http://www.runoob.com/django/django-tutorial.html Installation: pip install Django If PIP < 1.4, use: pip install https://www.djangoproject.com/download/1.11a1/tarball/ Or clone code: git clone https://github.com/django/django.git Create a project: django-admin.py star ...

Template files In setup.py, set the template location   The Use of view in APP from django.shortcuts import render #Import def homex(requestx): return render(requestx,"loginx.html") #Return file Page template Realize the reuse of page layout, establish the name inside the template and display the original data if ...

Reading catalogue What is Middleware Execution flow of Middleware Logical Process of Middleware 1. What is middleware? Officially, middleware is a framework-level hook for handling Django requests and responses. It is a lightweight, low-level plug-in system for changing Django input and output globally. Each middleware component i ...

### Caching and Query Sets Each QuerySet contains a cache to reduce the actual operation on the database. Understanding this concept will help you improve query efficiency. For the newly created QuerySet, its cache is empty. When the QuerySet is first submitted, the database performs the actual query operation. Django stores the results of the ...

serializers, a serialization tool that comes with django Three Steps Import from django.core import serializers Generate object and pass response = serializers.serialize('json', book_list) The first json is a parser that says you want to parse a string in json format. The second is the queryset object. Finally returns the result return ...

F query and Q query:     F() Get the value of a field in its execution F("field name") Increase everyone's age by 10         form django.db.models import F         Author.objects.all().update(age=F("age")+10) def doF_views(request): Author.objects.all().update(age=F('age')+10) return redirect('/07-queryall')     Q() The or oper ...

Django's MTV Mode Django's MTV mode is essentially the same as MVC's, but also for the sake of maintaining loosely coupled relationships among components. There are only slightly different definitions. The value of Django's MTV is: M Representation Model: Responsible for relational mapping (ORM) between business objects and databases. T sta ...