SimpleSocial | simple social network web application | Model View Controller library
kandi X-RAY | SimpleSocial Summary
kandi X-RAY | SimpleSocial Summary
A simple social network web application build with ASP.NET Core 3.1.
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QUESTION
When I try to reach GroupList. I m getting FieldError: Cannot resolve keyword 'username_iexact' into field. Which is occuring in try block of get_queryset() in views.py.I tried a lot but Don't know how to fix this. This is What I'm getting:
...ANSWER
Answered 2021-Feb-20 at 14:15A fieldname and lookup are separated with two consecutive underscores (__
), so you filter with:
QUESTION
Previous title: Unable to import 'misaka' - Django
I am following a tutorial about how to build a social network.
I run into this error:
IntegrityError at /posts/new/ NOT NULL constraint failed: posts_post.user_id
Complete traceback (please note the lines in bold):
The above exception (NOT NULL constraint failed: posts_post.user_id) was the direct cause of the following exception: C:\Applicazioni_Tommaso\Phyton\lib\site-packages\django\core\handlers\exception.py in inner response = get_response(request) … ▶ Local vars C:\Applicazioni_Tommaso\Phyton\lib\site-packages\django\core\handlers\base.py in _get_response response = self.process_exception_by_middleware(e, request) … ▶ Local vars C:\Applicazioni_Tommaso\Phyton\lib\site-packages\django\core\handlers\base.py in _get_response response = wrapped_callback(request, *callback_args, **callback_kwargs) … ▶ Local vars C:\Applicazioni_Tommaso\Phyton\lib\site-packages\django\views\generic\base.py in view return self.dispatch(request, *args, **kwargs) … ▶ Local vars C:\Applicazioni_Tommaso\Phyton\lib\site-packages\django\contrib\auth\mixins.py in dispatch return super().dispatch(request, *args, **kwargs) … ▶ Local vars C:\Applicazioni_Tommaso\Phyton\lib\site-packages\django\views\generic\base.py in dispatch return handler(request, *args, **kwargs) … ▶ Local vars C:\Applicazioni_Tommaso\Phyton\lib\site-packages\django\views\generic\edit.py in post return super().post(request, *args, **kwargs) … ▶ Local vars C:\Applicazioni_Tommaso\Phyton\lib\site-packages\django\views\generic\edit.py in post return self.form_valid(form) …
▶ Local vars C:\Users\Tommaso\Django rest framework\Udemy Django\simplesocial\posts\views.py in form_valid return super().form_valid(form) …
▶ Local vars C:\Applicazioni_Tommaso\Phyton\lib\site-packages\django\views\generic\edit.py in form_valid self.object = form.save() … ▶ Local vars C:\Applicazioni_Tommaso\Phyton\lib\site-packages\django\forms\models.py in save self.instance.save() …
▶ Local vars C:\Users\Tommaso\Django rest framework\Udemy Django\simplesocial\posts\models.py in save super().save(*args, **kwargs) …
▶ Local vars C:\Applicazioni_Tommaso\Phyton\lib\site-packages\django\db\models\base.py in save force_update=force_update, update_fields=update_fields) … ▶ Local vars C:\Applicazioni_Tommaso\Phyton\lib\site-packages\django\db\models\base.py in save_base force_update, using, update_fields, … ▶ Local vars C:\Applicazioni_Tommaso\Phyton\lib\site-packages\django\db\models\base.py in _save_table result = self._do_insert(cls._base_manager, using, fields, update_pk, raw) … ▶ Local vars C:\Applicazioni_Tommaso\Phyton\lib\site-packages\django\db\models\base.py in _do_insert using=using, raw=raw) … ▶ Local vars C:\Applicazioni_Tommaso\Phyton\lib\site-packages\django\db\models\manager.py in manager_method return getattr(self.get_queryset(), name)(*args, **kwargs) … ▶ Local vars C:\Applicazioni_Tommaso\Phyton\lib\site-packages\django\db\models\query.py in _insert return query.get_compiler(using=using).execute_sql(return_id) … ▶ Local vars C:\Applicazioni_Tommaso\Phyton\lib\site-packages\django\db\models\sql\compiler.py in execute_sql cursor.execute(sql, params) … ▶ Local vars C:\Applicazioni_Tommaso\Phyton\lib\site-packages\django\db\backends\utils.py in execute return super().execute(sql, params) … ▶ Local vars C:\Applicazioni_Tommaso\Phyton\lib\site-packages\django\db\backends\utils.py in execute return self._execute_with_wrappers(sql, params, many=False, executor=self._execute) … ▶ Local vars C:\Applicazioni_Tommaso\Phyton\lib\site-packages\django\db\backends\utils.py in _execute_with_wrappers return executor(sql, params, many, context) … ▶ Local vars C:\Applicazioni_Tommaso\Phyton\lib\site-packages\django\db\backends\utils.py in _execute return self.cursor.execute(sql, params) … ▶ Local vars C:\Applicazioni_Tommaso\Phyton\lib\site-packages\django\db\utils.py in exit raise dj_exc_value.with_traceback(traceback) from exc_value … ▶ Local vars C:\Applicazioni_Tommaso\Phyton\lib\site-packages\django\db\backends\utils.py in _execute return self.cursor.execute(sql, params) … ▶ Local vars C:\Applicazioni_Tommaso\Phyton\lib\site-packages\django\db\backends\sqlite3\base.py in execute return Database.Cursor.execute(self, query, params) … ▶ Local vars
The lines in bold are pointing to these two pieces of code:
1: In my_project\posts\views.py in form_valid:
...ANSWER
Answered 2020-Apr-13 at 10:42You're trying to insert a Post model object into the database without setting the User foreign key.
You should set it to the user object attached to the request first.
QUESTION
I am developing an app and I am constantly pushing it on my Github.
I prepared a .gitignore
and then I pushed my project on Github.
Then I realized I needed to prevent the upload of some more files from Github, so I added them in .gitignore list.
However, after I typed
...ANSWER
Answered 2020-Apr-18 at 12:51That happens because the files I wanted to remove are still saved in the index.
As explained here , this can be prevented by runnin, In my case:
QUESTION
I am following a tutorial about how to build a social network in Django.
I have built this view:
...ANSWER
Answered 2020-Apr-12 at 18:23The mistake is in this line:
QUESTION
I am new to Django and I am following a video tutorial to learn django. I am trying to understand get_user_model() and setting.AUTH_USER_MODEL. my directory looks like below:
...ANSWER
Answered 2020-Mar-05 at 05:59Try Replacing,
QUESTION
When i type http://127.0.0.1:8000/groups/ to the browser, I get NoReverseMatch at /groups/ and'
Environment:
Request Method: GET Request URL: http://127.0.0.1:8000/groups/
Django Version: 2.2.5 Python Version: 3.8.0 Installed Applications: ['groups', 'django.contrib.admin', 'django.contrib.auth', 'django.contrib.contenttypes', 'django.contrib.sessions', 'django.contrib.messages', 'django.contrib.staticfiles', 'bootstrap3', 'accounts', 'posts'] Installed Middleware: ['django.middleware.security.SecurityMiddleware', 'django.contrib.sessions.middleware.SessionMiddleware', 'django.middleware.common.CommonMiddleware', 'django.middleware.csrf.CsrfViewMiddleware', 'django.contrib.auth.middleware.AuthenticationMiddleware', 'django.contrib.messages.middleware.MessageMiddleware', 'django.middleware.clickjacking.XFrameOptionsMiddleware']
Template error: In template C:\Users\User\Desktop\fullstack\django\simplesocialatom\simplesocial\templates\base.html, error at line 12 ' 4 : 5 : 6 : Star Social
7 : 8 : 9 :
10 : 11 : 12 : 13 : 14 : 15 : 16 : 17 : 18 : 19 : 20 : 21 :
22 :Traceback:
File "C:\Users\User\Anaconda3\envs\simplesocialenv\lib\site-packages\django\urls\base.py" in reverse 75. extra, resolver = resolver.namespace_dict[ns]
During handling of the above exception ('
File "C:\Users\User\Anaconda3\envs\simplesocialenv\lib\site-packages\django\core\handlers\exception.py" in inner 34. response = get_response(request)
File "C:\Users\User\Anaconda3\envs\simplesocialenv\lib\site-packages\django\core\handlers\base.py" in _get_response 145. response = self.process_exception_by_middleware(e, request)
File "C:\Users\User\Anaconda3\envs\simplesocialenv\lib\site-packages\django\core\handlers\base.py" in _get_response 143. response = response.render()
File "C:\Users\User\Anaconda3\envs\simplesocialenv\lib\site-packages\django\template\response.py" in render 106. self.content = self.rendered_content
File "C:\Users\User\Anaconda3\envs\simplesocialenv\lib\site-packages\django\template\response.py" in rendered_content 83. content = template.render(context, self._request)
File "C:\Users\User\Anaconda3\envs\simplesocialenv\lib\site-packages\django\template\backends\django.py" in render 61. return self.template.render(context)
File "C:\Users\User\Anaconda3\envs\simplesocialenv\lib\site-packages\django\template\base.py" in render 171. return self._render(context)
File "C:\Users\User\Anaconda3\envs\simplesocialenv\lib\site-packages\django\template\base.py" in _render 163. return self.nodelist.render(context)
File "C:\Users\User\Anaconda3\envs\simplesocialenv\lib\site-packages\django\template\base.py" in render 937. bit = node.render_annotated(context)
File "C:\Users\User\Anaconda3\envs\simplesocialenv\lib\site-packages\django\template\base.py" in render_annotated 904. return self.render(context)
File "C:\Users\User\Anaconda3\envs\simplesocialenv\lib\site-packages\django\template\loader_tags.py" in render 150. return compiled_parent._render(context)
File "C:\Users\User\Anaconda3\envs\simplesocialenv\lib\site-packages\django\template\base.py" in _render 163. return self.nodelist.render(context)
File "C:\Users\User\Anaconda3\envs\simplesocialenv\lib\site-packages\django\template\base.py" in render 937. bit = node.render_annotated(context)
File "C:\Users\User\Anaconda3\envs\simplesocialenv\lib\site-packages\django\template\base.py" in render_annotated 904. return self.render(context)
File "C:\Users\User\Anaconda3\envs\simplesocialenv\lib\site-packages\django\template\loader_tags.py" in render 150. return compiled_parent._render(context)
File "C:\Users\User\Anaconda3\envs\simplesocialenv\lib\site-packages\django\template\base.py" in _render 163. return self.nodelist.render(context)
File "C:\Users\User\Anaconda3\envs\simplesocialenv\lib\site-packages\django\template\base.py" in render 937. bit = node.render_annotated(context)
File "C:\Users\User\Anaconda3\envs\simplesocialenv\lib\site-packages\django\template\base.py" in render_annotated 904. return self.render(context)
File "C:\Users\User\Anaconda3\envs\simplesocialenv\lib\site-packages\django\template\loader_tags.py" in render 62. result = block.nodelist.render(context)
File "C:\Users\User\Anaconda3\envs\simplesocialenv\lib\site-packages\django\template\base.py" in render 937. bit = node.render_annotated(context)
File "C:\Users\User\Anaconda3\envs\simplesocialenv\lib\site-packages\django\template\base.py" in render_annotated 904. return self.render(context)
File "C:\Users\User\Anaconda3\envs\simplesocialenv\lib\site-packages\django\template\loader_tags.py" in render 62. result = block.nodelist.render(context)
File "C:\Users\User\Anaconda3\envs\simplesocialenv\lib\site-packages\django\template\base.py" in render 937. bit = node.render_annotated(context)
File "C:\Users\User\Anaconda3\envs\simplesocialenv\lib\site-packages\django\template\base.py" in render_annotated 904. return self.render(context)
File "C:\Users\User\Anaconda3\envs\simplesocialenv\lib\site-packages\django\template\defaulttags.py" in render 309. return nodelist.render(context)
File "C:\Users\User\Anaconda3\envs\simplesocialenv\lib\site-packages\django\template\base.py" in render 937. bit = node.render_annotated(context)
File "C:\Users\User\Anaconda3\envs\simplesocialenv\lib\site-packages\django\template\base.py" in render_annotated 904. return self.render(context)
File "C:\Users\User\Anaconda3\envs\simplesocialenv\lib\site-packages\django\template\defaulttags.py" in render 443. url = reverse(view_name, args=args, kwargs=kwargs, current_app=current_app)
File "C:\Users\User\Anaconda3\envs\simplesocialenv\lib\site-packages\django\urls\base.py" in reverse 86. raise NoReverseMatch("%s is not a registered namespace" % key)
Exception Type: NoReverseMatch at /groups/ Exception Value: '
And here is my related source code:
project.urls.py
...ANSWER
Answered 2019-Dec-26 at 19:29Two things maybe:
groups
does not appear in yourINSTALLED_APPS
parameter, is that normal?- regarding your error log, it seems like you've got a typo in your template calling for
/groups/
. Check if you have the good quote type, and that also they are closed.
QUESTION
Html Markup
...ANSWER
Answered 2018-Sep-01 at 06:34Using DomDocument and Xpath makes your process very stable and accurate. Even if the html structure is altered slightly in the future, you stand the best chance of maintaining the desired output versus regex.
Query Breakdown:
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