tonyfy10的博客

Django: Including Apps欢迎使用Markdown编辑器新的改变功能快捷键合理的创建标题，有助于目录的生成如何改变文本的样式插入链接与图片如何插入一段漂亮的代码片生成一个适合你的列表创建一个表格设定内容居中、居左、居右SmartyPants创建一个自定义列表如何创建一个注脚注释也是必不可少的KaTeX数学公式新的甘特图功能，丰富你的文章UML 图表FLowchart流程图导出与导...

from django.http import HttpResponsefrom django.template import loaderfrom .models import Questiondef index(request):latest_question_list = Question.objects.order_by(’-pub_date’)[:5]template = lo...

ExampleHere’ s a sample URLconf:from django.urls import pathfrom . import viewsurlpatterns = [path(‘articles/2003/’, views.special_case_2003),path(‘articles/int:year/’, views.year_archive),path...

正向和反向查询

When you use a Django Template, it is compiled once (and only once) and stored for future use, as an optimization. A template can have variable names in double curly braces, such as {{ myvar1 }} and {...

Model: A model is the single, definitive source of information about your data. It contains the essential fields and behaviors of the data you’re storing. Generally, each model maps to a single databa...

Django appears to be a MVC framework, but you call the Controller the “view”, and the View the “template”. How come you don’t use the standard names?¶Well, the standard names are debatable.In our in...

Lookups that span relationshipsDjango offers a powerful and intuitive way to “follow” relationships in lookups, taking care of the SQL JOINs for you automatically, behind the scenes. To span a relati...

Three-step guide to making model changes:Change your models (in models.py).Run python manage.py makemigrations to create migrations for those changesRun python manage.py migrate to apply those chan...

Create a project:$ django-admin startproject mysiteThe deployment runserver:$ python manage.py runserverCreating the Polls app:$ python manage.py startapp pollsWrite View:(1) mysite/url...