Re: Django bootstrap calendar

2020-01-20 Thread Muhammed Rafi A 
Refer this

https://simpleisbetterthancomplex.com/tutorial/2019/01/03/how-to-use-date-picker-with-django.html

On Mon, Jan 20, 2020 at 8:15 PM Perceval Maturure 
wrote:

> Dear All
> Is there anyone who has used the djangobootrstrap calendar in Django 2.xxx
> project?
>
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> .
>

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Re: Primary Key

2020-01-20 Thread Muhammed Rafi A 
import uuid
uuid.uuid4().hex[:8]

or


from django.utils.crypto import get_random_string
get_random_string(8).lower()

def get_random_string(length=12,
allowed_chars='abcdefghijklmnopqrstuvwxyz'
'ABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789'):

On Mon, Jan 20, 2020 at 2:31 PM Soumen Khatua 
wrote:

> Hi Folks,
>
> I want to generate unique 6 digit primary key for django models and I want
> to generate this for 10 billon users. So guys please could you tell me How
> I can do that?
>
> I tried UUID module but it's generating some big numbers.
>
> Thank you
>
> Regards,
> Soumen
>
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> 
> .
>

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Re: select field(s) from myytable;

2020-01-10 Thread Muhammed Rafi A 
Mytable.objects.values('f1', 'f2')

On Fri, Jan 10, 2020, 7:22 PM Klaus Laube  wrote:

> I'm not sure if I got your question right, but I guess `values()` is what
> you are looking for:
> https://docs.djangoproject.com/en/3.0/ref/models/querysets/#values
>
> From the documentation:
>
>> The values() method takes optional positional arguments, *fields, which
>> specify field names to which the SELECT should be limited. If you specify
>> the fields, each dictionary will contain only the field keys/values for the
>> fields you specify. If you don’t specify the fields, each dictionary will
>> contain a key and value for every field in the database table.
>
>
> Em sex., 10 de jan. de 2020 às 09:37, Mohsen Pahlevanzadeh <
> m.pahlevanza...@gmail.com> escreveu:
>
>> Hello everybody,
>>
>>
>> I can write a query with django if I have : "select * from mytable;"
>> But if I have a field , I can write, such as "select f1,f2 from mytable;"
>>
>> Please help me.
>>
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>> 
>> .
>>
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> 
> .
>

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Django integration with node js

2020-01-09 Thread Muhammed RAFI A 
Django integration with node js for any reference

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Re: Multi return values in single function

2020-01-04 Thread Muhammed Rafi A 
return render(request, 'index.html', content)


On Sat, Jan 4, 2020, 8:09 PM nrupesh08  wrote:

> hi,
> I design cms design on the company profile website.
> 5 pages on the website:
>  index, about, services, projects, contact.
>
> the problem is,
> to display easily DB to frontend expect index page. because. all mixed
> retrieve DB. just main or sample of the display index page. like., about,
> service, project and contact.
>
> like,.: def index(request):
> content = {}
> return render(request, 'index.html', {})
>
> I want, like return values
>  def index(request):
> content = {
>about, services(4 services displayed), projects(2 project
> displayed), contact
> }
>  return render(request, 'index.html', {})
>
>
> but, *how to so many return values in one function?*
>
> please help me.
>
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> 
> .
>

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Re: Hi everyone I am new in django and postgresql. Actually I am getting following error when i run the project, Although I am putting right password and username. Please Help me....

2020-01-03 Thread Muhammed Rafi A 
password is not correct, check them or reset the password ones more

On Fri, Jan 3, 2020 at 2:58 PM shailendra singh 
wrote:

> The above exception was the direct cause of the following exception:
>
> Traceback (most recent call last):
>   File
> "/Library/Frameworks/Python.framework/Versions/3.8/lib/python3.8/threading.py",
> line 932, in _bootstrap_inner
> self.run()
>   File
> "/Library/Frameworks/Python.framework/Versions/3.8/lib/python3.8/threading.py",
> line 870, in run
> self._target(*self._args, **self._kwargs)
>   File
> "/Applications/Projects/venv/lib/python3.8/site-packages/django/utils/autoreload.py",
> line 53, in wrapper
> fn(*args, **kwargs)
>   File
> "/Applications/Projects/venv/lib/python3.8/site-packages/django/core/management/commands/runserver.py",
> line 120, in inner_run
> self.check_migrations()
>   File
> "/Applications/Projects/venv/lib/python3.8/site-packages/django/core/management/base.py",
> line 458, in check_migrations
> executor = MigrationExecutor(connections[DEFAULT_DB_ALIAS])
>   File
> "/Applications/Projects/venv/lib/python3.8/site-packages/django/db/migrations/executor.py",
> line 18, in __init__
> self.loader = MigrationLoader(self.connection)
>   File
> "/Applications/Projects/venv/lib/python3.8/site-packages/django/db/migrations/loader.py",
> line 49, in __init__
> self.build_graph()
>   File
> "/Applications/Projects/venv/lib/python3.8/site-packages/django/db/migrations/loader.py",
> line 212, in build_graph
> self.applied_migrations = recorder.applied_migrations()
>   File
> "/Applications/Projects/venv/lib/python3.8/site-packages/django/db/migrations/recorder.py",
> line 76, in applied_migrations
> if self.has_table():
>   File
> "/Applications/Projects/venv/lib/python3.8/site-packages/django/db/migrations/recorder.py",
> line 56, in has_table
> return self.Migration._meta.db_table in
> self.connection.introspection.table_names(self.connection.cursor())
>   File
> "/Applications/Projects/venv/lib/python3.8/site-packages/django/utils/asyncio.py",
> line 26, in inner
> return func(*args, **kwargs)
>   File
> "/Applications/Projects/venv/lib/python3.8/site-packages/django/db/backends/base/base.py",
> line 260, in cursor
> return self._cursor()
>   File
> "/Applications/Projects/venv/lib/python3.8/site-packages/django/db/backends/base/base.py",
> line 236, in _cursor
> self.ensure_connection()
>   File
> "/Applications/Projects/venv/lib/python3.8/site-packages/django/utils/asyncio.py",
> line 26, in inner
> return func(*args, **kwargs)
>   File
> "/Applications/Projects/venv/lib/python3.8/site-packages/django/db/backends/base/base.py",
> line 220, in ensure_connection
> self.connect()
>   File
> "/Applications/Projects/venv/lib/python3.8/site-packages/django/db/utils.py",
> line 90, in __exit__
> raise dj_exc_value.with_traceback(traceback) from exc_value
>   File
> "/Applications/Projects/venv/lib/python3.8/site-packages/django/db/backends/base/base.py",
> line 220, in ensure_connection
> self.connect()
>   File
> "/Applications/Projects/venv/lib/python3.8/site-packages/django/utils/asyncio.py",
> line 26, in inner
> return func(*args, **kwargs)
>   File
> "/Applications/Projects/venv/lib/python3.8/site-packages/django/db/backends/base/base.py",
> line 197, in connect
> self.connection = self.get_new_connection(conn_params)
>   File
> "/Applications/Projects/venv/lib/python3.8/site-packages/django/utils/asyncio.py",
> line 26, in inner
> return func(*args, **kwargs)
>   File
> "/Applications/Projects/venv/lib/python3.8/site-packages/django/db/backends/postgresql/base.py",
> line 185, in get_new_connection
> connection = Database.connect(**conn_params)
>   File
> "/Applications/Projects/venv/lib/python3.8/site-packages/psycopg2/__init__.py",
> line 126, in connect
> conn = _connect(dsn, connection_factory=connection_factory, **kwasync)
> django.db.utils.OperationalError: FATAL:  password authentication failed
> for user "postgres"
>
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> 
> .
>

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