django

[Solved] How to filter Django queryset by non field values

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I was able to solve the problem by pre processing the data to store the person’s timezone. Then using pytz I do this. from django.utils import timezone import pytz valid_timezones = [] for tz in list_of_timezones: local_time = now().astimezone(pytz.timezone(tz)) if 19 < local_time.hour < 20: valid_timezones.append(tz) reminders = Person.objects.filter(timezone__in=valid_timezones) solved How to filter Django queryset … Read more

[Solved] Django, how do it in template?

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# Something along the lines of this. rate = Rate.objects.get(user=request.user) context = {…., “user”: request.user, “rate”: rate} return render(request, ‘template.html’, context=context) In your template: {% if rate %} <h2><a href=”https://stackoverflow.com/games/{{game.id}}/{{game.slug}}/add_rate/edit/{{rate.id}}/”>Edit rate</a></h2> {% else %} <h2><a href=”http://stackoverflow.com/games/{{game.id}}/{{game.slug}}/add_rate”>Add rate</a></h2> {% endif %} 6 solved Django, how do it in template?

[Solved] django, css working but js not working

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You need jquery for bootstrap, also: <script src=”https://stackoverflow.com/questions/29545591/{{ STATIC_URL }}js/bootstrap.min.js” type=”text/javascript”></script> should be <script src=”https://stackoverflow.com/questions/29545591/{% static”js/bootstrap.min.js’ %}” type=”text/javascript”></script> or <script src=”https://stackoverflow.com/static/js/bootstrap.min.js” type=”text/javascript”> If you have STATIC_URL in context you also need to add a slash “https://stackoverflow.com/”, 8 solved django, css working but js not working

[Solved] Accessing python dictionary in javascript [duplicate]

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Suppose you are making AJAX call in below way, you will get the response dict as resValue. use JSON.parse method on it $.getJSON( “/url”, {params }, function( data, status, xhr ) { $.each(data.response, function(resKey, resValue){ if(resKey == “success”){ var _result = JSON.parse(resValue); } } } solved Accessing python dictionary in javascript [duplicate]

[Solved] I need to implement a flutter app, when 2 phones come near it must alert the 2 phones [closed]

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You can use the location of the device and store the lat and long of the device in the backend(probably AWS if you are using it!). Every device registers to your app will be sending its realtime lat and long to your backend. You can have some sort of computation or graph-based analysis in the … Read more

[Solved] What principles or concepts exist to communicate between two webservers securely? [closed]

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Restful web-service endpoints on each application makes reasonable sense based on the assumption you want to stick with Django/Python for this. I would suggest using Django Rest Framework and make use of token based authentication with pre-configured “shared keys” (which you can periodically rotate). With token-based auth, your keys are passed in the HTTP header … Read more

[Solved] I wanna resist id in serial number

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UUID is not a number but you can generate a new UUID simple import uuid from django.db import models # Create your models here. def get_next(): return uuid.uuid4() class Users(models.Model): id = models.UUIDField(primary_key=True, default=get_next, editable=False) sex = models.CharField(max_length=100, null=True, default=None) age = models.CharField(max_length=100, null=True, default=None) By default Django will store Integer Primary keys. In order … Read more