history.txt

$ python manage.py runserver
$ vim <your project name e.g. django-tutorial>/<setting directory e.g. config>/settings.py
#LANGUAGE_CODE = 'ja-JP'
TIME_ZONE = 'Asia/Tokyo'

$ python manage.py migrate
Operations to perform:
  Apply all migrations: admin, auth, contenttypes, sessions
Running migrations:
  Applying contenttypes.0001_initial... OK
  Applying auth.0001_initial... OK
  
$ pwd
$HOME/<your project name e.g. django-tutorial>
$ python manage.py startapp blogs
$ vim <your project name e.g. django-tutorial>/<setting directory e.g. config>/settings.py

INSTALLED_APPS = [
    'django.contrib.admin',
    'django.contrib.auth',
    'django.contrib.contenttypes',
    'django.contrib.sessions',
    'django.contrib.messages',
    'django.contrib.staticfiles',
    'blogs', #add
]

$ vim <your project name e.g. django-tutorial>/<setting directory e.g. config>urls.py

from django.contrib import admin
#from django.urls import path     #defalut
from django.urls import path, include #add

urlpatterns = [
    path('admin/', admin.site.urls),  #defalut
    path('', include('blogs.urls')),  #add
]


$ vim <your project name e.g. django-tutorial>/blogs/models.py

def index(request):      #add
    #return render(request, 'blogs/index.html')

$ mkdir -p <your project name e.g. django-tutorial>/blogs/templates/blogs
$ vim <your project name e.g. django-tutorial>/blogs/templates/blogs/index.html

<h1>Hello World!</h1>

$ vim <your project name e.g. django-tutorial>/blogs/urls.py

from django.urls import path
from . import views

app_name = 'blogs'
urlpatterns = [
    path('', views.index, name='index'),
]

$ python manage.py makemigrations
$ python manage.py migrate
$ python manage.py createsuperuser

Username (leave blank to use <$USER>): <admin>
Email address: <Press Enter Key>
Password: <xxxxxxxxx>
Password (again): <xxxxxxxxx>
This password is too common.
Bypass password validation and create user anyway? [y/N]: y
Superuser created successfully.


$ python manage.py shell
>>> from blogs.models import Blog
>>> Blog.objects.all()
<QuerySet [<Blog: come again>]>
>>> blog = Blog.objects.get(id=1)>>> blog.title
'come again'
>>> blog.text"金曜日のスカラに君を忘れに、踊り明かすよ、今夜\r\nI'll sing you this song. 届くように\r\n切ないメロディーに涙しないようにクールにね\r\n踊り続けさせて、ねえようにクールにね\r\n踊り続けさせて、ねえ、DJ won't you
、DJ won't you come again\r\nフロアーをもっと熱く、響かせて\r\nYeah 朝までまわし続けて、帰りたくないから止めないで"