django-views

问题 Here I am using CreateView to create item and after that i am redirecting user to update other fields of currently created object. Here my code: Views.py class DynamicCreate(CreateView): model = Dynamic form_class = DynamicForm template_name = 'book/dynamic_create.html' def form_valid(self, form): book = form.save(commit=False) book.user = User.objects.get(pk=(self.request.user.pk)) book.save() return reverse('book:dynamicupdate', args=(self.object.id)) Urls.py url(r'^book/create/$', views

问题 I'm building a django app that will provide real time data. I'm fairly new to Django, and now i'm focusing on how to update my data in real time, without having to reload the whole page. Some clarification: the real time data should be update regularly, not only through a user input. View def home(request): symbol = "BTCUSDT" tst = client.get_ticker(symbol=symbol) test = tst['lastPrice'] context={"test":test} return render(request, "main/home.html", context ) Template <h3> var: {{test}} </h3>

问题 What are the difference between APIView class and viewsets class ? I am following Django REST-framework official documentation. I think it lack examples. Can you explain the above difference with a suitable example. 回答1: APIView is the most basic class that you usually override when defining your REST view. You usually define your methods like get, put, delete and others check (http://www.cdrf.co/3.5/rest_framework.views/APIView.html). With APIView you define your view and you add it to your

问题 I am using Django and my website has no user profiles so all are anonymous. I want to implement a 'like' system. How do I restrict a user to like only once. Thanks. 回答1: If you don't have any way of identifying your users then your best bet is to store this info in a browser cookie or HTML5 local storage . (I don't advise using flash cookies since there is a long debate about them and they are harder to implement) 回答2: You can't 100% restrict multiple votes, but you can make it very difficult

问题 I am using Django and my website has no user profiles so all are anonymous. I want to implement a 'like' system. How do I restrict a user to like only once. Thanks. 回答1: If you don't have any way of identifying your users then your best bet is to store this info in a browser cookie or HTML5 local storage . (I don't advise using flash cookies since there is a long debate about them and they are harder to implement) 回答2: You can't 100% restrict multiple votes, but you can make it very difficult

问题 I am using Django and my website has no user profiles so all are anonymous. I want to implement a 'like' system. How do I restrict a user to like only once. Thanks. 回答1: If you don't have any way of identifying your users then your best bet is to store this info in a browser cookie or HTML5 local storage . (I don't advise using flash cookies since there is a long debate about them and they are harder to implement) 回答2: You can't 100% restrict multiple votes, but you can make it very difficult

问题 I have a dataframe - year month type amount 0 2019 9 Not Applicable 8000.00 1 2019 10 Not Applicable 7500.00 2 2019 11 Goods & Services 14000.35 3 2019 11 Not Applicable 7500.00 4 2019 12 Goods & Services 10499.00 5 2019 12 Not Applicable 9801.00 I have column amount fully round of but I want to convert another column month to this format like this - year month type amount 0 2019 9.00 Not Applicable 8000.00 1 2019 10.00 Not Applicable 7500.00 2 2019 11.00 Goods & Services 14000.35 3 2019 11

问题 Views.py defining the context in view def customers(request, pk): customer = Customer.objects.get(id=pk) issues = customer.issue_set.all() receives = customer.receive_set.all() context={'customer':customer,'issues':issues,'receives':receives} return render(request,'accounts/customers.html') in html <div class="col-md"> <div class="card card-body"> <h5>Contact Information</h5> <hr> <p>Email: {{customer.email}}</p> <p>Phone: {{customer.phone}}</p> </div> </div> {% for issue in issues %} <td>{

问题 Views.py defining the context in view def customers(request, pk): customer = Customer.objects.get(id=pk) issues = customer.issue_set.all() receives = customer.receive_set.all() context={'customer':customer,'issues':issues,'receives':receives} return render(request,'accounts/customers.html') in html <div class="col-md"> <div class="card card-body"> <h5>Contact Information</h5> <hr> <p>Email: {{customer.email}}</p> <p>Phone: {{customer.phone}}</p> </div> </div> {% for issue in issues %} <td>{

问题 I am trying to filter according to the category but it's displaying all products on each category page, but I want filter according to the category page, please check my code and let me know how I can do it. here is my models.py file... class SubCategory(models.Model): subcat_name=models.CharField(max_length=225) subcat_slug=models.SlugField(max_length=225, unique=True) category = models.ForeignKey('Category', related_name='subcategoryies', on_delete=models.CASCADE, blank=True, null=True) and