import static in django code example

Example 1: how to use static files in django

#In your templates, use the static template tag to build the URL for the given relative path using the configured STATICFILES_STORAGE.
{% load static %}
<img src="{% static 'my_app/example.jpg' %}" alt="My image">

Example 2: django cannot update static css

<link rel='stylesheet' type='text/css' href="{% static 'css/yourname.css' %}?20181209">

Example 3: add static file in django

STATICFILES_DIRS = [
    BASE_DIR / "static",
    '/var/www/static/',
]

Example 4: django static files / templates

STATICFILES_DIRS = [
    os.path.join(BASE_DIR, "static"),
    '/var/www/static/',
]

Example 5: import static in django urls

from django.conf import settings
from django.conf.urls.static import static

urlpatterns = [
    # ... the rest of your URLconf goes here ...
] + static(settings.MEDIA_URL, document_root=settings.MEDIA_ROOT)

Example 6: using static files in django

Input: 
         1
       /   \
      2     3
Output: 1
Explanation: 
Tilt of node 2 : 0
Tilt of node 3 : 0
Tilt of node 1 : |2-3| = 1
Tilt of binary tree : 0 + 0 + 1 = 1