python django

外键添加：book = models.ForeignKey('BookInfo', on_delete=models.CASCADE,) return: render_to_response from django.shortcuts import render_to_response import datetime

def current_datetime(request): now = datetime.datetime.now() return render_to_response('current_datetime.html', {'current_date': now})

修改模板路径： TEMPLATES = [ { 'BACKEND': 'django.template.backends.django.DjangoTemplates', 'DIRS': [os.path.join(BASE_DIR, 'templates')] #自定义templates文件夹的绝对路径

页面中url写法：<a href={% url 'add' xx.id %}> urls.py: add/<int:id> views.py: add(request,id='')

加csrf: django.middleware.csrf.CsrfResponseMiddleware 页面：{% csrf_token %} views.py: from django.views.decorators.csrf import csrf_exempt @csrf_exempt def contact(request):

model.py:自增长：models.AutoField(primary_key=True)

页面中输出日期：{{ stu.birthder|date:'Y-m-d'}}

xadmin使用：http://www.cnblogs.com/pgxpython/p/10217888.html https://blog.csdn.net/p571912102/article/details/82180034

pip:https://www.cnblogs.com/xiexiaoxiao/p/7147920.html

静态文件settings.py: 　STATICFILES_DIRS = [ 　　　　os.path.join(BASE_DIR, 'static'), 　　]