Title stringlengths 11 150 | A_Id int64 518 72.5M | Users Score int64 -42 283 | Q_Score int64 0 1.39k | ViewCount int64 17 1.71M | Database and SQL int64 0 1 | Tags stringlengths 6 105 | Answer stringlengths 14 4.78k | GUI and Desktop Applications int64 0 1 | System Administration and DevOps int64 0 1 | Networking and APIs int64 0 1 | Other int64 0 1 | CreationDate stringlengths 23 23 | AnswerCount int64 1 55 | Score float64 -1 1.2 | is_accepted bool 2
classes | Q_Id int64 469 42.4M | Python Basics and Environment int64 0 1 | Data Science and Machine Learning int64 0 1 | Web Development int64 1 1 | Available Count int64 1 15 | Question stringlengths 17 21k |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
How to destroy and create a Session dynamically in QuickFix? | 38,184,550 | 0 | 0 | 336 | 0 | python,quickfix | You could get the source for quickfix and derive from FileLog. Then overide:
void onIncoming( const std::string& value )
Change this to check for size/date/something else and roll based on your criteria. | 0 | 0 | 0 | 0 | 2015-11-23T15:38:00.000 | 1 | 0 | false | 33,874,877 | 0 | 0 | 1 | 1 | I am trying to deal with the issue that QuickFix logs grow indefinitely by scheduling a cron-like job to stop the initiator, copy the log file (which looks like 'FIX.4.2-XXX-YYY.messages.current.log') to a different location, then start the initiator again.
This works fine, except that QuickFix does not automatically ... |
Can Django's development server route mutliple sites? If yes, how? | 33,891,222 | 1 | 0 | 49 | 0 | python,django | No, you can't.
The SITE_ID is cached in various places, so you can't change it at runtime. You need a separate process for each site, but you can't bind more than one process to a single port. Neither can the development server act as a reverse proxy for separate processes.
Running each site on a different port is th... | 0 | 0 | 0 | 0 | 2015-11-23T16:35:00.000 | 1 | 1.2 | true | 33,876,005 | 0 | 0 | 1 | 1 | I'm starting with Django and want to try out the features of django.contrib.sites. I have added some aliases for 127.0.0.1 in my /etc/hosts, and can run different sites by providing a DJANGO_SETTINGS_MODULE when running manage.py runserver.
What I haven't managed to do is to have both sites available at once, on the sa... |
How do I override delete method for an inline model within django? | 33,892,490 | 1 | 5 | 1,216 | 0 | python,django,django-admin | I was able to get around by overriding the save() method for my model in the models.py itself. | 0 | 0 | 0 | 0 | 2015-11-24T09:36:00.000 | 2 | 0.099668 | false | 33,890,020 | 0 | 0 | 1 | 1 | I have a model 'B' that is linked to another model 'A' as an inline model, for use in my admin site. Now, whenever I delete an object of model 'B' associated with the corresponding object of model 'A' (via the admin site), I want to perform some more tasks at the backend. I was able to override the save function using ... |
Unrecognized VM option 'MaxPermSize=350m' | 33,914,580 | 0 | 1 | 1,193 | 0 | python,python-2.7,python-3.x,pycharm | pycharm 64 bit not work with
java 8
above ......
maximum size allowed 350
Use Java 7 instead. | 0 | 0 | 0 | 0 | 2015-11-25T09:53:00.000 | 1 | 0 | false | 33,913,318 | 1 | 0 | 1 | 1 | Pycharm 5
Problem : Unrecognized VM option 'MaxPermSize=350m'
Java version
java version "1.9.0-ea" Java(TM) SE Runtime Environment (build
1.9.0-ea-b91) Java HotSpot(TM) 64-Bit Server VM (build 1.9.0-ea-b91, mixed mode)
I have commented the line by watching the Google solution in
pycharm64.vmoptions
file. But ... |
Odoo 8 function call on opening (tree) view | 34,075,307 | 3 | 1 | 2,610 | 0 | python,treeview,action,odoo-8,function-call | There is one way to make it happen.
Just add that functional field in tree view and make it invisible
So it will be also called in tree view | 0 | 0 | 0 | 0 | 2015-11-26T07:54:00.000 | 2 | 1.2 | true | 33,933,195 | 0 | 0 | 1 | 1 | Is there a way to call a python function (server action) to a view being opened. So when I click a menuitem not only a tree view opens (window action) but also a python function executes (server action).
Maybe something like an onload() function? Or a server action from within the tree view?
Thanks |
Django: can I block new entries until one is completed? | 33,936,374 | 0 | 0 | 65 | 0 | python,django | You have to create some kind of lock that indicates that the price is currently assigned to a user and that prevents other users from going to the same form.
You could create a random token, store it in the DB (or redis), and add it a hidden field to the form. I suggest you also add an expiration date.
As long as a val... | 0 | 0 | 0 | 0 | 2015-11-26T10:02:00.000 | 2 | 0 | false | 33,935,637 | 0 | 0 | 1 | 2 | Sorry for the vague question, here's what's going on:
I will be giving away "win codes" to people. My django app is written so that the first one to enter a valid code XX hours after the last win will again be a winner.
If the user is a winner he will be redirected to a page with a form to claim his prize.
1) User ente... |
Django: can I block new entries until one is completed? | 33,937,381 | 0 | 0 | 65 | 0 | python,django | Other approach is to write last win datetime right away in step 3, so
3) If it's a winner again, create win record and give it (or other form) to user to fill the fields
As mentioned, after some time expiration you can check/remove empty win records | 0 | 0 | 0 | 0 | 2015-11-26T10:02:00.000 | 2 | 1.2 | true | 33,935,637 | 0 | 0 | 1 | 2 | Sorry for the vague question, here's what's going on:
I will be giving away "win codes" to people. My django app is written so that the first one to enter a valid code XX hours after the last win will again be a winner.
If the user is a winner he will be redirected to a page with a form to claim his prize.
1) User ente... |
How do I disable IPython when opening a Django shell | 37,856,346 | 0 | 5 | 769 | 0 | django,ipython | you can uninstall ipython from the project virtualenv, that all you need | 0 | 0 | 0 | 0 | 2015-11-27T03:47:00.000 | 3 | 0 | false | 33,949,964 | 1 | 0 | 1 | 1 | If it is a multi-user environment and uninstall IPython is not an option, how would you go about launching a Django shell without IPython. |
Boto3: Configuration file location | 33,959,240 | 9 | 11 | 13,555 | 0 | python,python-3.x,boto,boto3 | It's not clear from the question whether you are talking about boto or boto3. Both allow you to use environment variables to tell it where to look for credentials and configuration files but the environment variables are different.
In boto3 you can use the environment variable AWS_SHARED_CREDENTIALS_FILE to tell boto3... | 0 | 0 | 1 | 1 | 2015-11-27T06:43:00.000 | 3 | 1.2 | true | 33,951,619 | 0 | 0 | 1 | 1 | Is there any way to have Boto seek for the configuration files other than the default location, which is ~/.aws? |
Using OpenCV with Django | 33,954,610 | 1 | 3 | 4,890 | 0 | python,django,opencv | Am I right that you dream about Django application able to capture video from your camera? This will not work (at least not in a way you expect).
Did you check any stack traces left by your web server (the one hosts Django app or the one started as Django built-in)?
I suggest you start playing with OpenCV a bit just fr... | 0 | 0 | 0 | 0 | 2015-11-27T09:41:00.000 | 2 | 0.099668 | false | 33,954,438 | 0 | 1 | 1 | 2 | I want to use OpenCV in my Django application. As OpenCV is a library, I thought we can use it like any other library.
When I try to import it using import cv2 in the views of Django, it works fine but when I try to make library function calls in Django view like cap = cv2.VideoCapture(0) and try to run the app on my b... |
Using OpenCV with Django | 35,443,792 | 2 | 3 | 4,890 | 0 | python,django,opencv | Use a separate thread for the cv2 function call and the app should work like a charm. From what I figure..infinite loading is probably because the video never ceases recording and hence the code further up ahead is never taken into account, ergo an infinite loading page. Threads should probably do it.
:) :) | 0 | 0 | 0 | 0 | 2015-11-27T09:41:00.000 | 2 | 0.197375 | false | 33,954,438 | 0 | 1 | 1 | 2 | I want to use OpenCV in my Django application. As OpenCV is a library, I thought we can use it like any other library.
When I try to import it using import cv2 in the views of Django, it works fine but when I try to make library function calls in Django view like cap = cv2.VideoCapture(0) and try to run the app on my b... |
how to manually install modules in qpython | 34,068,622 | 1 | 0 | 2,382 | 0 | python,django,qpython | You can upload the django or other dependency modules into the mobile's /sdcard/com.hipipal.qpyplus/lib/python2.7/site-packages/
BTW: you can install django through QPython's pip_console.py easily . | 0 | 0 | 0 | 0 | 2015-11-27T13:09:00.000 | 1 | 0.197375 | false | 33,958,132 | 1 | 0 | 1 | 1 | I have downloaded django and other modules for qpython, then here comes the confusion, I have no idea how to manually install django for qpython, I thaught this should had been automatically. Please how can django be install manually. Thanks |
As codified the limit of 12 connections appengine to cloudsql | 33,978,178 | 2 | 0 | 223 | 1 | python,google-app-engine,google-cloud-sql | Each single app engine instance can have no more than 12 concurrent connections to Cloud SQL -- but then, by default, an instance cannot service more than 8 concurrent requests, unless you have deliberately pushed that up by setting the max_concurrent_requests in the automatic_scaling stanza to a higher value.
If you'v... | 0 | 1 | 0 | 0 | 2015-11-28T22:26:00.000 | 1 | 0.379949 | false | 33,977,130 | 0 | 0 | 1 | 1 | I want to connect my project from app engine with (googleSQL), but I get that error exceeded the maximum of 12 connections in python, I have a CLOUDSQL D8 1000 simultaneous connections
how can i change this number limit conexions, I'm using django and python
thanks |
Python APNs background connection | 34,002,070 | 0 | 0 | 64 | 0 | python,google-app-engine | You can use the datastore (eventually shadowed by memcache for performance) to persist all the necessary APN (or any other) connection/protocol status/context info such that multiple related requests can share the same connection as if your app would be a long-living one.
Maybe not trivial, but definitely feasible.
Som... | 0 | 1 | 0 | 0 | 2015-11-30T06:59:00.000 | 3 | 0 | false | 33,993,034 | 0 | 0 | 1 | 2 | What would be the best practice in this scenario?
I have an App Engine Python app, with multiple cron jobs. Instantiated by user requests and cron jobs, push notifications might be sent. This could easily scale up to a total of +- 100 pushes per minute.
Setting up and tearing down a connection to APNs for every batch i... |
Python APNs background connection | 33,993,066 | 0 | 0 | 64 | 0 | python,google-app-engine | You can put the messages in a pull taskqueue and have a backend instance (or a cron job) to process the tasks | 0 | 1 | 0 | 0 | 2015-11-30T06:59:00.000 | 3 | 0 | false | 33,993,034 | 0 | 0 | 1 | 2 | What would be the best practice in this scenario?
I have an App Engine Python app, with multiple cron jobs. Instantiated by user requests and cron jobs, push notifications might be sent. This could easily scale up to a total of +- 100 pushes per minute.
Setting up and tearing down a connection to APNs for every batch i... |
Django and apache on different dockers | 33,995,927 | 4 | 5 | 807 | 0 | python,django,apache | mod_wsgi would be the wrong technology if you want to do this. It runs as part of Apache itself, so there literally is nothing to run in the Django container.
A better way would be to use gunicorn to run Django in one container, and have the other running the webserver as a proxy - you could use Apache for this, althou... | 0 | 1 | 0 | 0 | 2015-11-30T10:02:00.000 | 1 | 1.2 | true | 33,995,862 | 0 | 0 | 1 | 1 | We have an application written in django. We are trying a deployment scenario which will have one docker running apache, the second docker running django and the third docker running the DB server. In most of the documentation it is mentioned that apache and django will sit on the same machine (django in virtualenv to ... |
after.each_scenario hook is not working(not available) in aloe_django | 34,083,462 | 1 | 1 | 167 | 0 | django,python-3.x,bdd,lettuce | I have used before/after.each_example() hook available in Aloe_django.
You put this piece of code into your terrain.py file.
@before.each_example
def before_each_example(scenario,outline,steps):
call_command(#your command#) | 0 | 0 | 0 | 0 | 2015-11-30T11:18:00.000 | 2 | 0.099668 | false | 33,997,369 | 0 | 0 | 1 | 1 | I wanted to do some operations(clear cookies, clear database etc) after each scenario in one feature, but the after.each_feature is not available in aloe_django. How did you deal with this problem. Any suggestions to handle this. The following hook is not available in aloe_django.
@before.each_scenario
def setup_some... |
Python selenium test - Facebook code generator XPATH | 34,019,477 | 0 | 1 | 231 | 0 | python,facebook,selenium,xpath | This error usually comes if element is not present in the DOM.
Or may be element is in iframe. | 0 | 0 | 1 | 0 | 2015-12-01T10:46:00.000 | 1 | 0 | false | 34,018,450 | 0 | 0 | 1 | 1 | I'm trying to get the XPATH for Code Generator field form (Facebook) in order to fill it (of course before I need to put a code with "numbers").
In Chrome console when I get the XPATH I get:
//*[@id="approvals_code"]
And then in my test I put:
elem = driver.find_element_by_xpath("//*[@id='approvals_code']")
if elem:... |
Should I downgrade Python 3.5 to 3.4? | 34,031,385 | 1 | 1 | 1,774 | 0 | python,django,python-3.4,mezzanine,python-3.5 | As of today, yes, it is probably best to downgrade to Python 3.4. With Django 1.8, the current release of Django, Python 3.5 is not officially supported.
The 1.9 release of Django will officially support Python 3.5, but that is not a guarantee that your 3rd party libraries will as well. Ensuring that will likely come d... | 0 | 0 | 0 | 0 | 2015-12-01T22:21:00.000 | 3 | 1.2 | true | 34,031,327 | 0 | 0 | 1 | 1 | I just installed Python 3.5 and created a virtual environment with it. Installed Mezzanine (Django CMS) and tried to run the manage.py file and migrate and syncdb etc.
I've been getting constant errors with 3.5 and I think the reason is that the 3.5 have changed some things that Mezzanine depends on.
Is it a good idea... |
Long running Django task with text updates | 34,048,733 | 2 | 0 | 173 | 0 | python,django,celery,task-queue | user submits data
start a celery job with the data
the celery job posts text updates to a database
the django web app queries the database periodically and displays the text update to the user | 0 | 0 | 0 | 0 | 2015-12-02T17:03:00.000 | 1 | 1.2 | true | 34,048,666 | 0 | 0 | 1 | 1 | With a Django web app what would be the easiest way of having a long running task run in the background but be able to provide the user with progress updates in text and percentage done/ETA?
I've looked at Celery and I couldn't see a way to do regular text updates, only a progress update with percentage. |
How to use Django to manage GIS points easily? | 34,397,621 | 0 | 0 | 119 | 0 | python,django,gis,geodjango | Yes, it is relatively easy to manage geometry data in the Django Admin, and it's all included. You can do any of the CRUD tasks relatively simply using the Geo Model manager in much the same way as any Django model or you can use the map interface you get in the admin.
From time to time I find I want to investigate my ... | 0 | 0 | 0 | 0 | 2015-12-03T09:01:00.000 | 1 | 0 | false | 34,061,651 | 0 | 0 | 1 | 1 | I'm going to write a web system to add and manage the position of driver and shops. GEO searching is not required, so it would be easier to use SQLite instead of PostgreSQL.
The core question here is that is there any easy way to manage GIS points using Django admin. I know Django have GeoModelAdmin to manage maps base... |
Run Python Code from Android | 34,069,875 | 0 | 0 | 231 | 0 | android,python,kivy | You can probably render LaTeX in Kivy fairly easily using a png exporter (such as presumably exists for web export tools, and modes like emacs' preview mode).
If you need to run python as part of a java app, probably a practical way to do it is to use kivy's python-for-android tools with your own java frontend, invokin... | 1 | 0 | 0 | 0 | 2015-12-03T15:11:00.000 | 1 | 0 | false | 34,069,428 | 0 | 0 | 1 | 1 | I'm writing Android app.
The problem is that it should execute some calculations and library for this is written in Python.
What is the best way to invoke Python from Android/Java?
I heard about Kivy and even managed to run application, but python code returns latex formulae, that can't be rendered within Kivy app. |
Running python script on the apache server end | 34,103,974 | 0 | 0 | 84 | 0 | php,python,node.js,apache | Write your processing code as a completely independent software not tied to web server at all.
Web server application will only add tasks into some database and return immediately. Your process will run as a service, polling database for new tasks, executing them and pushing some in-progress updates and final results b... | 0 | 0 | 0 | 1 | 2015-12-04T17:27:00.000 | 1 | 0 | false | 34,094,063 | 0 | 0 | 1 | 1 | I am working on an algorithm in python for a problem which take multiple hours to finish. I want to accept some details using html/php from user and then use those to run the algorithms in python. Even when the user closes the browser, I want the python script to be running at the server side and when user logins again... |
Display each section (h1, h2, h3) in a new page in Sphinx | 39,006,565 | -3 | 1 | 1,308 | 0 | python-sphinx | So, we were able to make it work by adjusting the HTML template and the globaltoc setting. | 0 | 0 | 0 | 0 | 2015-12-04T22:30:00.000 | 2 | -0.291313 | false | 34,098,567 | 0 | 0 | 1 | 1 | When I build HTML output using sphinx, it is possible to display h1 and h2 on separate pages, however, h3 is always displayed on the same page as h2. Does anyone know how to make sphinx display the content of h3 on a separate page? The same way traditional online help systems do this.
For example:
Section
Sub-sect... |
Configuring my web app to be used simultaneously | 34,102,645 | 0 | 0 | 24 | 0 | python,django,web | You should separate your games. I would do this by making a Game model that has its own board. If you are planning to make this a multi-player app, I would also give the model player1 and player2 attributes so that you can determine which board to show to a particular user.
I don't have a great way to keep the games in... | 0 | 0 | 0 | 0 | 2015-12-05T07:42:00.000 | 1 | 0 | false | 34,102,541 | 0 | 0 | 1 | 1 | I am building a tic-tac-toe game using django. Different users will be simuntaneously playing the game at different places. So, how does the server store the states of game board for different persons? |
Django testing method, fixture or mock? | 34,551,957 | 0 | 1 | 653 | 0 | python,unit-testing,integration-testing,pytest-django | The main difference between unit tests and integration tests are that integration testing deal with the interactions between two or more "units". As in, a unit test doesn't particularly care what happens with the code surrounding it, just as long as the code within the unit test operates as it's designed to.
As for you... | 0 | 0 | 0 | 1 | 2015-12-05T09:15:00.000 | 1 | 1.2 | true | 34,103,210 | 0 | 0 | 1 | 1 | In my project, I use pytest to write unit test cases for my program. But later I find I there are many db operation, ORM stuff in my program.
I known unit-testing should be run fast, but what is the different between unit-testing and auto integration-testing except fast.
Should I just use the database fixture instead o... |
Is it bad practice to use template tags to retrieve data in Django? | 34,116,556 | 1 | 1 | 198 | 0 | python,django | If all you're looking for is to have some hints weather some data or some apps exist at template-render time, you could use a template context processor, as this is what they're for - loading something into every template.
I definitely wouldn't recommend implementing template tags to retrieve data, this would break the... | 0 | 0 | 0 | 0 | 2015-12-05T21:00:00.000 | 1 | 0.197375 | false | 34,110,807 | 0 | 0 | 1 | 1 | I have a thirdparty app (let's call it app A) that, in its views.py, it uses Context processors for sending data to specific urls. The data it sends is used in its templates to determine how the nav-bar is like. For example if there exists an A.project entry in the db, it will show the <i> Projects </i> in it's templat... |
Pure tones in Psychopy end with unwanted clicks | 34,122,112 | 1 | 2 | 481 | 0 | python,psychopy | Clicks in the beginning and end of sounds often occur because the sound is stopped mid-way so that the wave abruptly goes from some value to zero. This waveform can only be made using high-amplitude high-frequency waves superimposed on the signal, i.e. a click. So the solution is to make the wave stop while on zero.
Ar... | 0 | 0 | 0 | 1 | 2015-12-06T03:50:00.000 | 2 | 1.2 | true | 34,113,812 | 0 | 0 | 1 | 1 | Pure tones in Psychopy are ending with clicks. How can I remove these clicks?
Tones generated within psychopy and tones imported as .wav both have the same problem. I tried adding 0.025ms of fade out in the .wav tones that I generated using Audacity. But still while playing them in psychopy, they end with a click sound... |
Disable Jupyter Keyboard Shortcuts | 43,498,018 | 7 | 8 | 2,360 | 0 | html,ipython,ipython-notebook,jupyter | You can use Jupyter.keyboard_manager.disable() to disable the shortcuts temporarily, and use Jupyter.keyboard_manager.enable() to activate again. | 0 | 0 | 0 | 0 | 2015-12-07T04:09:00.000 | 3 | 1.2 | true | 34,126,296 | 1 | 0 | 1 | 1 | One of my Jupyter notebooks uses an html <input> tag that expects typed user input, but whenever I type in the text box, command mode keyboard shortcuts activate.
Is it possible to turn off keyboard shortcuts for a single cell or notebook? |
Django-fobi on google app engine | 34,309,480 | 0 | 0 | 139 | 0 | django,python-2.7,google-app-engine | You have likely configured something wrong. Could you post your project setup somewhere? | 0 | 0 | 0 | 0 | 2015-12-07T06:30:00.000 | 1 | 0 | false | 34,127,714 | 0 | 0 | 1 | 1 | I am successfully able to install django-fobi in my virtual environment but when I hit localhost:8080/admin it gives me the following error:
ImportError: No module named fobi.contrib.plugins.form_handlers.mail
I get this error when i run my django project on google app engine. |
Subclassing and overriding Django Class based views | 34,129,711 | 0 | 0 | 138 | 0 | python,django,django-allauth | You can of course subclass the views, as long as you change your URLs to point to the overridden versions. However, there is no need to do this just to use your own templates; Django's template loader is specifically written with this use case in mind. Simply create your own directory inside your templates folder to ma... | 0 | 0 | 0 | 0 | 2015-12-07T08:11:00.000 | 1 | 0 | false | 34,129,016 | 0 | 0 | 1 | 1 | I'm building a website using django-all auth for it's authentication and social authentication functions. The forms that come bundled with the app are hardly great to look at and hence I decided to create my own views.
The problem is: How do I create them while ensuring that the backend of Django all auth is still avai... |
How do I build the database for my P2P rental marketplace? | 34,133,045 | 0 | 0 | 657 | 1 | python,mysql,ruby-on-rails,ruby,database | Learn a good book on software development methodologies before you get into this . Then read some simple tutorial online on mysql . Then it will be a lot more easy to do this . | 0 | 0 | 0 | 0 | 2015-12-07T09:07:00.000 | 2 | 0 | false | 34,129,887 | 0 | 0 | 1 | 1 | I'm self-teaching programming through the plethora of online resources to build a startup idea I've had for awhile now. Currently, I'm using the SaaS platform at sharetribe.com for my business but I'm trying to build my own platform as share tribe does not cater to the many options I'd like to have available to my user... |
Can't retrive data from webpage for onchange fields in odoo? | 34,148,043 | 0 | 0 | 257 | 0 | python,xml,openerp,xml-rpc | Chandu,
Well you can call on_change method on through xml-rpc which will give you desire data and you can pass those data back to the server to store correct values.
Bests | 0 | 0 | 0 | 0 | 2015-12-07T14:30:00.000 | 1 | 0 | false | 34,135,973 | 0 | 0 | 1 | 1 | I have used xml-rpc in my Odoo ERP so whenever some user inputs data in external website that will come to my ERP. Everything working fine i.e. getting data which user inputs from website like personal details, But the problem is i've some onchange selection fields in custom model.for that data is not getting updated o... |
Django how to allow people to connect my file in the application | 34,143,416 | 0 | 1 | 46 | 0 | python,django | Nginx will solve it problem. Set static folder in the Nginx. | 0 | 0 | 0 | 0 | 2015-12-07T16:28:00.000 | 1 | 1.2 | true | 34,138,415 | 0 | 0 | 1 | 1 | Currently, I am building the Django on the local. I developed the program to allow people download and reconnect some files. But now I am using the static address. If I set up the Django on the website. What should I do? Do I need to set up my base url and how? Do I need to set the address in the view.py and urls.py? |
Django app with logged in users | 34,156,302 | 1 | 0 | 74 | 0 | python,django,admin | The admin pages (as the name indicates) should be reserved for admins. It is designed to give access to the 'raw' data stored in the database.
For your users, you should create views, templates and forms to log in and view/change their information. This way you can choose how their info is displayed and how they are al... | 0 | 0 | 0 | 0 | 2015-12-08T12:07:00.000 | 2 | 0.099668 | false | 34,155,481 | 0 | 0 | 1 | 2 | I am building my first django application, I have set up a custom user and profile, I would like the users to be able to edit some of their own content and view their own pages of analytics data.
Currently my users are being created and logged in to the admin area I am using a a custom back end to allow them to see / e... |
Django app with logged in users | 34,155,953 | 1 | 0 | 74 | 0 | python,django,admin | Of course it's better to create another page for the users to get control from, so you set up the authentications and all of the custom permissions that you want to give them. By giving them permissions that you set explicitly you make sure the users don't temper with anything that you don't want them to touch. So the ... | 0 | 0 | 0 | 0 | 2015-12-08T12:07:00.000 | 2 | 1.2 | true | 34,155,481 | 0 | 0 | 1 | 2 | I am building my first django application, I have set up a custom user and profile, I would like the users to be able to edit some of their own content and view their own pages of analytics data.
Currently my users are being created and logged in to the admin area I am using a a custom back end to allow them to see / e... |
Web page structure comparison using python | 34,160,545 | 0 | 1 | 192 | 0 | python,dom,data-science | First you would need to identify which elements in the page actually uniquely identify a page as being of a specific webpage-class.
Then you could use a library like BeautifulSoup to actually look through the document to see if those elements exist.
Then you would just need a series of if/elifs to determine if a page h... | 0 | 0 | 1 | 0 | 2015-12-08T12:13:00.000 | 1 | 0 | false | 34,155,609 | 0 | 0 | 1 | 1 | I want to classify a given set of web pages to different classes, mainly to 3 classes(product page, index page and product-related items page). I think it can be done using analyzing their structure. I just look for comparing the web pages based on their DOM(Document Object Model) structure. I want to whether there is ... |
Real-time backend for IoT App | 34,178,035 | 1 | 0 | 586 | 0 | python,firebase,backend,iot,real-time-data | You're comparing apples to oranges here in your options. The first three are entirely under your control, because, well, you own the server. There are many ways to get this wrong and many ways to get this right, depending on your experience and what you're trying to build.
The last three would fall under Backend-As-A-S... | 0 | 1 | 0 | 1 | 2015-12-09T11:02:00.000 | 2 | 0.099668 | false | 34,177,156 | 0 | 0 | 1 | 1 | I'm working on an IoT App which will do majority of the basic IoT operations like reading and writing to "Things".
Naturally, it only makes sense to have an event-driven server than a polling server for real-time updates. I have looked into many options that are available and read many articles/discussions too but coul... |
Run a Django app on PyPy on Amazon AWS | 34,180,615 | 2 | 3 | 1,018 | 0 | python,django,amazon-web-services,pypy,aws-cli | The best way to run PyPy (also on AWS) is to install it (pypy is bundled these days with the default AWS distribution) and use virtualenv to manage python dependencies. | 0 | 0 | 0 | 0 | 2015-12-09T13:04:00.000 | 1 | 1.2 | true | 34,179,566 | 0 | 0 | 1 | 1 | I have a Django application, that does some intensive computational tasks. To make its execution faster I run it with PyPy (the Python alternative extension to run scripts faster).
I have to deploy it on amazon-aws (Elastic Beanstalk). I want to deploy it, such that it runs on PyPy on aws, (and not on conventional/defa... |
How to use the global variables in django? | 34,184,791 | 0 | 1 | 273 | 0 | python,django,dictionary,global-variables | You can put the dictionary in your static directory and put the path in your settings.py file. Then when you try to use it, you load the dictionary in your views.py. | 0 | 0 | 0 | 0 | 2015-12-09T17:05:00.000 | 2 | 0 | false | 34,184,735 | 1 | 0 | 1 | 1 | I want to use word (english) dictionary in my Django application. However Django does not recommend using Global variables because of its threading model. This dictionary does not have thread-safety issues, I want to load the dictionary at the beginning and after it is constant (will be reading that from different Djan... |
Running django migrations on multiple databases simultaneously | 34,878,492 | 1 | 1 | 510 | 1 | python,django,django-migrations | First, I'd really look (very hard) for a way to launch a script that does as masnun suggests on the client side, really hard.
Second, if that does not work, then I'd try the following:
Configure on your local machine all client databases in the settings variable DATABASES
Make sure you can connect to all the client da... | 0 | 0 | 0 | 0 | 2015-12-10T08:32:00.000 | 2 | 0.099668 | false | 34,197,011 | 0 | 0 | 1 | 2 | We are developing a b2b application with django. For each client, we launch a new virtual server machine and a database. So each client has a separate installation of our application. (We do so because by the nature of our application, one client may require high use of resources at certain times, and we do not want on... |
Running django migrations on multiple databases simultaneously | 34,197,250 | 3 | 1 | 510 | 1 | python,django,django-migrations | If we update the application code, when we push to the master branch,
all installations detect this, pull the latest version of the code and
restart the application.
I assume that you have some sort of automation to pull the codes and restart the web server. You can just add the migration to this automation proces... | 0 | 0 | 0 | 0 | 2015-12-10T08:32:00.000 | 2 | 0.291313 | false | 34,197,011 | 0 | 0 | 1 | 2 | We are developing a b2b application with django. For each client, we launch a new virtual server machine and a database. So each client has a separate installation of our application. (We do so because by the nature of our application, one client may require high use of resources at certain times, and we do not want on... |
Are settings unique to projects in PyCharm | 34,209,473 | 0 | 1 | 71 | 0 | python,pycharm | PyCharm support explained that (as of v 4.5.3), there is a checkbox option in Deployment Settings for "Visible only for this project". | 0 | 0 | 0 | 0 | 2015-12-10T14:35:00.000 | 1 | 1.2 | true | 34,204,574 | 1 | 0 | 1 | 1 | I have two projects in PyCharm 4.5.2. When I change some deployment settings (e.g., add or delete a server) in one project, they also change in the other. Is this the way it is supposed to work? Is there a way I should be doing this so that the settings are specific to each project? |
Django - guidance needed | 34,215,469 | 1 | 0 | 34 | 0 | python,django,django-forms,django-views | You could use either option.
Option #1: In the post method (if using Class-based-views, otherwise check for "post" as the request type), just instantiate the form with MessageForm(request.POST), and then check the form's is_valid() method. If the form is valid, save the Message object and redirect back to the same view... | 0 | 0 | 0 | 0 | 2015-12-10T23:26:00.000 | 1 | 0.197375 | false | 34,213,644 | 0 | 0 | 1 | 1 | I am developing a web-site using Django/Python. I am quite new to this technology and I want to do the web-site in a right way.
So here is my problem:
Imagine, that there is a Product entity and product view to display the Product info.
I use (product_view in my views.py ).
There is also Message entity and the Product ... |
Linux/Python: How can I hide sensitive information in a Python file, so that developers on the environment won't be able to access it? | 34,215,479 | 1 | 1 | 885 | 0 | python,mysql,linux,django,passwords | I'd place the password file in a directory with 600 permissions owned by the Django user. The Django user would be able to do what it needed to and nobody else would even be able to look in the directory (except root and Django)
Another thing you could do would be to store it in a database and set it so that the root ... | 0 | 0 | 0 | 1 | 2015-12-11T01:49:00.000 | 4 | 0.049958 | false | 34,214,908 | 0 | 0 | 1 | 1 | I've got a Django project running on an Ubuntu server. There are other developers who have the ability to ssh into the box and look at files. I want to make it so that the mysql credentials and api keys in settings.py are maybe separated into a different file that's only viewable by the root user, but also usable by th... |
Unable to install a specific version of django on virtualenv | 34,242,990 | 2 | 0 | 487 | 0 | python,django,pip,virtualenv | Can you try this command:
sudo pip install django==1.8 | 0 | 0 | 0 | 0 | 2015-12-12T17:39:00.000 | 3 | 0.132549 | false | 34,242,949 | 1 | 0 | 1 | 1 | I have been trying to install django 1.8 on virtualenv, i performed the following steps:
changed to my project directory
changed to scripts folder of virtual environment which I created
activated the virtual env
typed command: pip install django == 1.8
Nothing worked
also, tried pip install django and easy_install dj... |
Is there a way to only allow for images to be uploaded when using django-multiupload? | 34,243,402 | -1 | 0 | 389 | 0 | python,django,django-models,django-forms,django-uploads | Have a fast look a the source code. No, it doesn't provide a support for that. | 0 | 0 | 0 | 0 | 2015-12-12T18:24:00.000 | 2 | -0.099668 | false | 34,243,376 | 0 | 0 | 1 | 1 | as the title says, is there a way to only allow for images to be uploaded when using django-multiupload? At the moment my users can upload any file but I want to limit them to only images.
Any help/advice would be much appreciated :-) |
Running Python Script in HTML | 34,251,582 | 0 | 4 | 281 | 0 | python,html,python-2.7 | I is not possible to import Python code in html as you import JavaScript code. JavaScript is executed by the browser of the client and the browsers don't have an included Python interpreter. You have to do it with JavaScript if you want to do it on the Client side. | 0 | 0 | 0 | 1 | 2015-12-13T13:24:00.000 | 3 | 0 | false | 34,251,551 | 1 | 0 | 1 | 1 | I'm working on a School Project. I've done a lot of Python Script before and I was wondering if I could like import python in html like javascript? How should I do it? Example is importing time. I want to show a Time clock in my webpage from python script. |
Run Flask alongside PHP [sharing session] | 34,272,457 | 1 | 2 | 1,770 | 1 | php,python,session,flask | I'm not sure this is the answer you are looking for, but I would not try to have the Flask API access session data from PHP. Sessions and API do not go well together, a well designed API does not need sessions, it is instead 100% stateless.
What I'm going to propose assumes both PHP and Flask have access to the user da... | 0 | 0 | 0 | 1 | 2015-12-14T11:37:00.000 | 1 | 1.2 | true | 34,266,083 | 0 | 0 | 1 | 1 | As the title says, I’ am trying to run Flask alongside a PHP app.
Both of them are running under Apache 2.4 on Windows platform. For Flask I’m using wsgi_module.
The Flask app is actually an API. The PHP app controls users login therefore users access to API. Keep in mind that I cannot drop the use of the PHP app becau... |
324 error::empty response, django | 37,083,575 | -1 | 0 | 649 | 0 | python,django,google-chrome | This could be specific to the server you are using. First try clearing your cookies, but if that does not work, that means you have a faulty server and I don't know how to fix that other than getting another one. | 0 | 0 | 1 | 0 | 2015-12-14T12:47:00.000 | 1 | -0.197375 | false | 34,267,461 | 0 | 0 | 1 | 1 | I have a django api which returns content fine in my localhost. But when I run it production. it giving me 324 error [ empty content response error].
I had printed api response which is fine. But even before api runs for completions, chrome browser throwing 324 error.
When I researched a bit. it look like socket conn... |
Error : "Django not found" | 34,288,921 | 1 | 0 | 405 | 0 | python,django,pydev | ok, I found a solution which always works :
uninstall and reinstall everything (python, Django, pydev) whitout using the pip | 0 | 0 | 0 | 0 | 2015-12-14T16:18:00.000 | 1 | 1.2 | true | 34,271,752 | 0 | 0 | 1 | 1 | I'm working with Eclipse and suddenly I could not use Django anymore.
I tried to make a new project, but an error occurred : "Django not found".
I checked the interpreters like it is said in the forums.
I have uninstalled and installed Django multiple times, change the pythonpath thousands times, I reinstalled pydev, n... |
Key Error sure.AssertionBuilder object at | 34,333,554 | 0 | 0 | 77 | 0 | python,django,bdd,lettuce | I feel like a lonely person asking and answering her own question :D
The problem was in importing, which we were not even using, so deleting this line resolved our problem. Hope it would be helpful for someone in the future
from sure import basestring | 0 | 0 | 0 | 0 | 2015-12-15T11:19:00.000 | 1 | 0 | false | 34,287,867 | 0 | 0 | 1 | 1 | After pulling with rebase changes from VCS I am getting a Key Error when trying to run my Aloe_Django(porting from Lettuce) tests. Before it was working fine, now we can not figure out what we did wrong.
The Error is
KeyError:< sure.AssertionBuilder object at 0x7fbf588172e8>
The error occurs in registry.py file in lin... |
run celery task using a django management command | 34,311,859 | 1 | 1 | 1,782 | 0 | python,django,celery,celery-task | Executing Celery tasks from a command line utility is the same as executing them from views. If you have a task called foo, then in both cases:
Calling foo(...) executes the code of the task as if foo were just a plain Python function.
Calling foo.delay(...) executes the code of the task asynchronously, through a Cele... | 0 | 1 | 0 | 0 | 2015-12-16T09:26:00.000 | 1 | 1.2 | true | 34,308,221 | 0 | 0 | 1 | 1 | I'm trying to run a task, using celery 3.1, from a custom management command.
If I call my task from a view it works fine but when starting the same task from my management command, the task will only run synchronous in current context (not async via celery).
I don't have djcelery installed.
What do I need to add to my... |
Issues with Multi-lingual website data caching - Python - Google App Engine | 34,314,025 | 1 | 0 | 47 | 0 | python,google-app-engine,caching,server-side,multilingual | I assume the individual product rendering in a particular language accounts for the majority (or at least a big chunk) of the rendering effort for the entire page.
You could cache server-side the rendered product results for a particular language, prior to assembling them in a complete results page and sending them to ... | 0 | 0 | 0 | 0 | 2015-12-16T11:23:00.000 | 1 | 0.197375 | false | 34,310,736 | 0 | 0 | 1 | 1 | Question:
What are the most efficient approaches to multi-lingual data caching on a web server, given that clients want the same base set of data but in their locale format. So 1000 data items max to be cached and then rendered on demand in specific locale format.
My current approach is as follows:
I have a multilingua... |
Determine if response results from redirect | 34,317,060 | 0 | 2 | 62 | 0 | python,django,redirect,logging,django-middleware | Not really, at least in any official way. HTTP requests are independent of each other. You cant tell that one request followed another. That is a reason if you need to maintain state between pages, you end up using sessions and passing session IDs around.
For your purposes using session ID to track pages is not reliabl... | 0 | 0 | 0 | 0 | 2015-12-16T15:50:00.000 | 1 | 0 | false | 34,316,369 | 0 | 0 | 1 | 1 | I have Django event logging application with middleware, which logs user page views. Currently, if response code is 200, log "User X visited page Y" is saved, but in case of redirect the log should be "User X has been redirected to page Y".
Is it possible to determine if response (200) occurred after 302 response redir... |
Where to implement python classes in Django? | 34,322,974 | 1 | 6 | 1,687 | 0 | python,django | It depends on the scope of the Alphabet class. If it is a utility class then I would suggest to put in a utils.py file, for example. But it is perfectly fine to have classes in the views.py file, mainly those dealing with UI processing. Up to you. | 0 | 0 | 0 | 0 | 2015-12-16T21:15:00.000 | 4 | 0.049958 | false | 34,322,216 | 1 | 0 | 1 | 2 | I'm learning Django on my own and I can't seem to get a clue of where I implement a regular Python class. What I mean is, I don't know where do the Python classes I write go. Like they go in a separate file and then are imported to the views.py or are the classes implemented inside the views.py file?
Example I want to ... |
Where to implement python classes in Django? | 34,324,293 | 1 | 6 | 1,687 | 0 | python,django | Distinct to similar frameworks, you can put your Python code anywhere in your project, provided you can reference them later by their import path (model classes are partially an exception, though):
Applications are referenced by their import path (or an AppConfig import path). Although there's some magic involving tes... | 0 | 0 | 0 | 0 | 2015-12-16T21:15:00.000 | 4 | 0.049958 | false | 34,322,216 | 1 | 0 | 1 | 2 | I'm learning Django on my own and I can't seem to get a clue of where I implement a regular Python class. What I mean is, I don't know where do the Python classes I write go. Like they go in a separate file and then are imported to the views.py or are the classes implemented inside the views.py file?
Example I want to ... |
How to make user can only access their own records in odoo? | 34,328,053 | 2 | 0 | 6,109 | 1 | python,xml,openerp | Providing access rule is one part of the solution. If you look at "Access Control List" in "Settings > Technical > Security > Access Controls Lists", you can see that the group Hr Employee has only read access to the model hr.employee. So first you have to provide write access also to model hr.employee for group Employ... | 0 | 0 | 0 | 0 | 2015-12-17T06:03:00.000 | 2 | 0.197375 | false | 34,327,655 | 0 | 0 | 1 | 1 | I have created groups to give access rights everything seems fine but I want to custom access - rights for module issue. When user of particular group logins, I want that user only able to create/edit their own issue and can't see other users issue.Please help me out!!
Thanks |
Upgrading Django to 1.8 produces irrelevant Sites-framework warnings | 34,339,800 | 0 | 5 | 78 | 0 | python,django,django-authentication,django-sites | Had the same issue, created default site entry (Id=1) and never had any issue ever since | 0 | 0 | 0 | 0 | 2015-12-17T16:08:00.000 | 1 | 1.2 | true | 34,339,172 | 0 | 0 | 1 | 1 | The following warning appears twice when I run ./manage.py runserver after upgrading Django from 1.7 to 1.8.
.../django/contrib/sites/models.py:78: RemovedInDjango19Warning: Model class django.contrib.sites.models.Site doesn't declare an explicit app_label and either isn't in an application in INSTALLED_APPS or else wa... |
Multitenant SAAS using Django | 34,340,595 | 0 | 0 | 363 | 0 | python,django,django-models,multi-tenant,saas | I'm not familiar with Django. But If you going to build a SAAS, one of the main things you need to think about from the beginning is scalability, which of course suggests the 2nd option. 1st one will be a nightmare when your SAAS is expanding. | 0 | 0 | 0 | 0 | 2015-12-17T17:15:00.000 | 1 | 0 | false | 34,340,496 | 0 | 0 | 1 | 1 | I have been mainly focused on other frameworks like laravel and express.js. so i am new to django but have build several projects. I need to build a SAAS product. So which is the best approach.
Seperate database of each customers
Same db with tenant_id mapping
Or any other best solutions by SO gurus? |
Delete the large object in ironpython, and instantly release the memory? | 34,381,901 | 2 | 1 | 499 | 0 | collections,ironpython,garbage | In general managed enviroments relase there memory, if no reference is existing to the object anymore (from connection from the root to the object itself). To force the .net framework to release memory, the garbage collector is your only choice. In general it is important to know, that GC.Collect does not free the memo... | 0 | 0 | 0 | 0 | 2015-12-20T00:46:00.000 | 1 | 1.2 | true | 34,376,936 | 1 | 0 | 1 | 1 | I am a creating a huge mesh object (some 900 megabytes in size).
Once I am done with analysing it, I would like to somehow delete it from the memory.
I did a bit of search on stackoverflow.com, and I found out that del will only delete the reference to mentioned mesh. Not the mesh object itself.
And that after some tim... |
Django saving models by JS rather than form submissions? | 34,403,444 | 0 | 0 | 51 | 0 | javascript,python,django,forms | There is some terminology confusion here, as SColvin points out; it's really not clear what you mean by "custom variables", and how those relates to models.
However your main confusion seems to be around forms. There is absolutely no requirement to use them: they are just one method of updating models. It is always pos... | 0 | 0 | 0 | 0 | 2015-12-21T17:07:00.000 | 1 | 0 | false | 34,400,922 | 0 | 0 | 1 | 1 | I have a contract job for editing a Django application, and Django is not my main framework to use, so I have a question regarding models in it.
The application I am editing has a form that each user can submit, and every single model in the application is edited directly through the form.
From this perspective, it see... |
What data interchange formats can be used for a python and a java application to talk to each other? | 34,405,239 | 2 | 1 | 365 | 0 | java,python,json,serialization,ipc | I don't think so.
You seem like you are heading in the right direction when you said .
I don't want to get into plain text processing that could potentially
be buggy.
Which is absolutely true and why you should consider formatted text like JSON.
And unfortunately any formatting means overhead : increasing the size ... | 0 | 0 | 0 | 0 | 2015-12-21T22:10:00.000 | 1 | 0.379949 | false | 34,405,180 | 1 | 0 | 1 | 1 | I have a python application that will be talking to a Java server. The python application will be sending out simple messages continuously to the java server with a handful of values [ For eg: Name, studentRollNumber, marks ]
I considered having this communication take place in json format since I don't want to get int... |
why "models.py" is not required in django when using mongodb as backend? | 34,410,315 | 2 | 1 | 517 | 0 | python,django,mongodb | models.py is the Django ORM way of inspecting a fixed relational schema and generating the relevant SQL code to initialize (or modify) the database. "ORM" stands for "Object-Relational Mapping".
Mongo is not relational, hence you don't need this type of schema.
(Of course, that can cause a lot of other problems if the ... | 0 | 0 | 0 | 0 | 2015-12-22T07:04:00.000 | 2 | 1.2 | true | 34,410,203 | 0 | 0 | 1 | 1 | Recetly I've seen an app powered with django and mongodb as backend,thing is that app doesn't have a models.py file.All the datas are inserted directly in views.py.I Just need a little clarification about this particular things "Using django without models.py with mongodb." |
How change from ForeignKey to ManyToManyField in Django? | 34,412,549 | 0 | 2 | 624 | 0 | python,django | There are really two ways to go here (that I can think of off top of my head):
Create a temporary field to store the current data of videos.Video.machine, remove videos.Video.machine field, add videos.Video.machine back as a m2m field, migrate the data from the temporary field into this new field, and remove the tempo... | 0 | 0 | 0 | 0 | 2015-12-22T09:18:00.000 | 1 | 0 | false | 34,412,266 | 0 | 0 | 1 | 1 | I'm trying to change one variable from ForeignKey to ManyToManyField. Obtained the following error when I try to do a command migrate:
"ValueError: Cannot alter field videos.Video.machine into videos.Video.machine - they are not compatible types (you cannot alter to or from M2M fields, or add or remove through= on M2M ... |
Regarding the database in Pythonanywhere | 34,435,254 | 1 | 3 | 194 | 0 | pythonanywhere | That's kind of odd; if the SQLite DB was in the git repository, and was uploaded correctly, I'd expect it to work. Perhaps the database is in a different directory? On PythonAnywhere, the working directory of your running web app might be (actually, probably is) different to your local machine. And if you're specify... | 0 | 0 | 0 | 0 | 2015-12-22T09:50:00.000 | 1 | 0.197375 | false | 34,412,869 | 0 | 0 | 1 | 1 | I am following the Djangogirls tutorial according to which I added new posts in the blog on the Django admin. I created a template using Django templates to display this Dynamic data. I checked it by opening 127.0.0.1:8000 in browser and I was able to see the data. Then for deploying this site on Pythonanywhere, I push... |
Etags used in RESTful APIs are still susceptible to race conditions | 34,428,792 | 2 | 6 | 1,416 | 0 | python,database,rest,concurrency,etag | This is really a question about how to use ORMs to do updates, not about ETags.
Imagine 2 processes transferring money into a bank account at the same time -- they both read the old balance, add some, then write the new balance. One of the transfers is lost.
When you're writing with a relational DB, the solution to th... | 0 | 1 | 0 | 0 | 2015-12-23T03:13:00.000 | 3 | 0.132549 | false | 34,428,046 | 0 | 0 | 1 | 3 | Maybe I'm overlooking something simple and obvious here, but here goes:
So one of the features of the Etag header in a HTTP request/response it to enforce concurrency, namely so that multiple clients cannot override each other's edits of a resource (normally when doing a PUT request). I think that part is fairly well k... |
Etags used in RESTful APIs are still susceptible to race conditions | 63,120,699 | 1 | 6 | 1,416 | 0 | python,database,rest,concurrency,etag | You are right that you can still get race conditions if the 'check last etag' and 'make the change' aren't in one atomic operation.
In essence, if your server itself has a race condition, sending etags to the client won't help with that.
You already mentioned a good way to achieve this atomicity:
The only fool-proof s... | 0 | 1 | 0 | 0 | 2015-12-23T03:13:00.000 | 3 | 0.066568 | false | 34,428,046 | 0 | 0 | 1 | 3 | Maybe I'm overlooking something simple and obvious here, but here goes:
So one of the features of the Etag header in a HTTP request/response it to enforce concurrency, namely so that multiple clients cannot override each other's edits of a resource (normally when doing a PUT request). I think that part is fairly well k... |
Etags used in RESTful APIs are still susceptible to race conditions | 34,428,187 | 1 | 6 | 1,416 | 0 | python,database,rest,concurrency,etag | Etag can be implemented in many ways, not just last updated time. If you choose to implement the Etag purely based on last updated time, then why not just use the Last-Modified header?
If you were to encode more information into the Etag about the underlying resource, you wouldn't be susceptible to the race condition ... | 0 | 1 | 0 | 0 | 2015-12-23T03:13:00.000 | 3 | 0.066568 | false | 34,428,046 | 0 | 0 | 1 | 3 | Maybe I'm overlooking something simple and obvious here, but here goes:
So one of the features of the Etag header in a HTTP request/response it to enforce concurrency, namely so that multiple clients cannot override each other's edits of a resource (normally when doing a PUT request). I think that part is fairly well k... |
How do I share some session variables across Django Subdomain sessions | 34,428,403 | 0 | 0 | 211 | 0 | python,django | It depends on how you are persisting your sessions. If you are using cookies to persist your sessions which seems likely, and you aren't willing to use a .site.com cookie domain, then you need to offload your session storage to something like Redis or some other key/store sort of server agnostic option. | 0 | 0 | 0 | 0 | 2015-12-23T03:50:00.000 | 1 | 0 | false | 34,428,351 | 0 | 0 | 1 | 1 | I have a Django app that has wildcard subdomains. The user has multiple login sessions across these subdomains. For example, he goes to sd1.site.com and logs in(HTTP POST request to sd1.site.com/login/) with credentials username1 and password1. This creates a session for the user on sd1.site.com. He then goes to sd2.s... |
Should I take steps to ensure a Django app can scale before writing it? | 34,440,072 | 1 | 0 | 132 | 0 | python,angularjs,django,postgresql,python-3.x | I don't think you need to start worrying about the setup right away. I would discourage premature optimizations. Rather, run the app in production, profile it. See what affects the performance when you hit scale - you would know what's the bottleneck. | 0 | 0 | 0 | 0 | 2015-12-23T16:18:00.000 | 3 | 0.066568 | false | 34,439,775 | 0 | 0 | 1 | 2 | So, I'm looking at writing an app with python2 django(-rest-framework), postgres and angular.
I'm aware there are lots of things that can be done
multi-server setup behind load balancer
DB replication/sharding?
caching (in various ways)
swapping DRF serialiser for serpy
running on python3
running on pypy
my question ... |
Should I take steps to ensure a Django app can scale before writing it? | 34,440,311 | 1 | 0 | 132 | 0 | python,angularjs,django,postgresql,python-3.x | The first and main things you have to get right are a clean and correct db schema and clear, readable and correctly factored (DRY... unless it's accidental duplication) and decoupled code. If you know to design a relational DB schema and learn to use Python and Django properly you shouldn't have much problems so far, a... | 0 | 0 | 0 | 0 | 2015-12-23T16:18:00.000 | 3 | 0.066568 | false | 34,439,775 | 0 | 0 | 1 | 2 | So, I'm looking at writing an app with python2 django(-rest-framework), postgres and angular.
I'm aware there are lots of things that can be done
multi-server setup behind load balancer
DB replication/sharding?
caching (in various ways)
swapping DRF serialiser for serpy
running on python3
running on pypy
my question ... |
How to remove users from chat in odoo8? | 34,459,305 | 0 | 1 | 354 | 0 | python,xml,openerp | You can set chat rules via security section in your im_chat addon folder. (/openerp/addons/im_chat/security). | 0 | 0 | 0 | 0 | 2015-12-24T10:11:00.000 | 2 | 0 | false | 34,451,066 | 0 | 0 | 1 | 1 | I just wanna ask you that How to remove users from instant messaging in odoo. These are the users are who don't belongs to any of groups in my module.Please help me out.
Thanks in advance |
Can celery assign task to specify worker | 34,469,957 | -2 | 8 | 12,753 | 0 | python,celery | Just to answer your second question CELERY_TASK_RESULT_EXPIRES is the time in seconds that the result of the task is persisted. So after a task is over, its result is saved into your result backend. The result is kept there for the amount of time specified by that parameter. That is used when a task result might be acc... | 0 | 1 | 0 | 0 | 2015-12-26T02:33:00.000 | 2 | -0.197375 | false | 34,468,024 | 0 | 0 | 1 | 1 | Celery will send task to idle workers.
I have a task will run every 5 seconds, and I want this task to only be sent to one specify worker.
Other tasks can share the left over workers
Can celery do this??
And I want to know what this parameter is: CELERY_TASK_RESULT_EXPIRES
Does it means that the task will not be... |
Multi-master database replication with Django webapp and MySQL | 34,841,926 | 0 | 0 | 1,628 | 1 | python,mysql,django,multi-master-replication | Your idea of the router is great! I would add that you need automatically detect whether a databases is [slow] down. You can detect that by the response time and by connection/read/write errors. And if this happens then you exclude this database from your round-robin list for a while, trying to connect back to it every... | 0 | 0 | 0 | 0 | 2015-12-26T02:34:00.000 | 1 | 0 | false | 34,468,030 | 0 | 0 | 1 | 1 | I am working on scaling out a webapp and providing some database redundancy for protection against failures and to keep the servers up when updates are needed. The app is still in development, so I have chosen a simple multi-master redundancy with two separate database servers to try and achieve this. Each server will ... |
Django uwsgi subprocess and permissions | 34,545,562 | 0 | 0 | 240 | 0 | python,django,permissions,uwsgi,cherokee | As I've said in my comments this issue was related to supervisord. I've solved it assigning the right path and user into "environment" variable of supervisord's config file. | 0 | 1 | 0 | 1 | 2015-12-26T11:52:00.000 | 1 | 0 | false | 34,471,080 | 0 | 0 | 1 | 1 | I'm trying to generate PDF file from Latex template. I've done it in development environment (running python manage.py straight from eclipse)... but I can't make it work into the server, which is running using cherokee and uwsgi.
We have realized that open(filename) creates a file owning to root (also root group). Thi... |
Unable to correctly restore postgres data: I get the same error I usually get if I haven't run syncdb and migrate | 34,480,125 | 1 | 0 | 119 | 1 | python,django,database,postgresql,database-migration | Try those same steps WITHOUT running syncdb and migrate at all. So overall, your steps will be:
heroku pg:backups capture
curl -o latest.dump heroku pg:backups public-url
`scp -P latest.dump myuser@example.cloudapp.net:/home/myuser
drop database mydb;
create database mydb;
pg_restore --verbose --clean --no-acl --no-ow... | 0 | 0 | 0 | 0 | 2015-12-26T15:18:00.000 | 1 | 1.2 | true | 34,472,609 | 0 | 0 | 1 | 1 | I have a Django app with a postgres backend hosted on Heroku. I'm now migrating it to Azure. On Azure, the Django application code and postgres backend have been divided over two separate VMs.
Everything's set up, I'm now at the stage where I'm transferring data from my live Heroku website to Azure. I downloaded a pg_... |
Django determine if client hasn't made a request in X seconds | 34,477,073 | 1 | 0 | 54 | 0 | android,django,python-3.x | You can try using Django's cache mechanism (either memcached or redis) to store the timestamp of the last communication for a given Android App Client with its ID as cache key and an expiration time of whatever you want the timeout to be.
Setting it up like this you are able to simply check if the cache has a record of... | 0 | 0 | 0 | 0 | 2015-12-26T17:20:00.000 | 1 | 1.2 | true | 34,473,506 | 0 | 0 | 1 | 1 | I have an android app sending requests to a Django back-end asking whether it should perform a certain operation. These act as heartbeats. There is a client-side page that will allow the user to tell the android app to perform those operations. However, I would like to be able to tell the client-side page, whether the ... |
Django way to modify a database table using the contents of another table | 34,477,438 | 1 | 0 | 884 | 1 | python,mysql,django | I am pretty sure there is no built-in way for something this specific. Finding single words in a text alone is a quite complex task if you take into consideration misspelled words, hyphen-connected words, quotes, all sorts of punctuation and unicode letters.
Your best bet would be using a regex for each text and save t... | 0 | 0 | 0 | 0 | 2015-12-27T02:18:00.000 | 2 | 0.099668 | false | 34,477,062 | 0 | 0 | 1 | 1 | Edited to clarify my meaning:
I am trying to find a method using a Django action to take data from one database table and then process it into a different form before inserting it into a second table. I am writing a kind of vocabulary dictionary which extracts data about students' vocabulary from their classroom texts.... |
What is the difference between get_all_reserved_instances and get_all_reserved_instances_offerings? | 34,494,713 | 2 | 0 | 178 | 0 | python,amazon-web-services,amazon-s3,boto,boto3 | The get_all_reserved_instance_offerings method in boto returns a list of all reserved instance types that are available for purchase. So, if you want to purchase reserved instances you would look through the list of offerings, find the instance type, etc. that you want and then you would be able to purchase that offer... | 0 | 0 | 1 | 0 | 2015-12-28T11:54:00.000 | 1 | 1.2 | true | 34,493,061 | 0 | 0 | 1 | 1 | Both belongs to boto.ec2 . From the documentation i found that get_all_reserved_instances returns all reserved instances, but i am not clear about get_all_reserved_instances_offerings . What is it mean by offering.
One other thing that i want to know is,what is recurring_charges ?
Please clarify ? |
Celery Tasks with eta get removed from RabbitMQ | 35,126,618 | 1 | 9 | 1,055 | 0 | python,django,multithreading,celery | As far as I know Celery does not rely on RabbitMQ's scheduled queues. It implements ETA/Countdown internally.
It seems that you have enough workers that are able to fetch enough messages and schedule them internally.
Mind that you don't need 200 workers. You have the prefetch multiplier set to the default value so you... | 0 | 1 | 0 | 0 | 2015-12-28T14:25:00.000 | 1 | 0.197375 | false | 34,495,318 | 0 | 0 | 1 | 1 | I'm using Django 1.6, RabbitMQ 3.5.6, celery 3.1.19.
There is a periodic task which runs every 30 seconds and creates 200 tasks with given eta parameter. After I run the celery worker, slowly the queue gets created in RabbitMQ and I see around 1200 scheduled tasks waiting to be fired. Then, I restart the celery worker ... |
Flask using Nginx? | 52,591,986 | 1 | 1 | 159 | 0 | python,nginx,flask | On a development machine flask can be run without a webserver (nginx, apache etc) or an application container (eg uwsgi, gunicorn etc).
Things are different when you want to handle the load on a production server. For starters python is relatively very slow when it comes to serving static content where as apache / ngin... | 0 | 0 | 0 | 0 | 2015-12-28T20:57:00.000 | 3 | 0.066568 | false | 34,500,669 | 0 | 0 | 1 | 1 | I am a .net developer coming over to python. I have recently started using Flask and have some quick questions about serving files.
I noticed a lot of tutorials focused on nginix and flask. However, I am able to run flask without nginx. I'm just curious as to why this is used together (nginx and flask). Is nginx on... |
Delete migrations that haven't been migrated yet | 61,643,148 | 0 | 0 | 512 | 1 | python,django,django-migrations,django-1.9 | Simply delete 0005-0008 migration files from migrations/ folder.
Re. database tables, you won't need to delete anything from there if migrations weren't applied. You can check yourself django_migrations table entries to be sure. | 0 | 0 | 0 | 0 | 2015-12-28T23:37:00.000 | 1 | 0 | false | 34,502,379 | 0 | 0 | 1 | 1 | I set a key that I have now realizes is wrong. It is set at migration 0005. The last migration I did was 0004. I'm now up to 0008. I want to rebuild the migrations with the current models.py against the current database schema. Migration 0005 is no longer relevant and has been deleted from models.py. Migration 0005 is ... |
How to install beautifulsoup into python3, when default dir is python2.7? | 70,827,357 | 1 | 27 | 73,703 | 0 | python,python-3.x,beautifulsoup,pip | I had some mismatch between Python version and Beautifulsoup. I was installing this project
Th3Jock3R/LinuxGSM-Arma3-Mod-Update
to a linux centos8 dedicated Arma3 server. Python3 and Beautifulsoup4 seem to match.So I updated Python3, removed manually Beautifulsoup files and re-installed it with: sudo yum install python... | 0 | 0 | 0 | 0 | 2015-12-29T08:59:00.000 | 6 | 0.033321 | false | 34,507,744 | 1 | 0 | 1 | 2 | I have both Python 2.7 and Python 3.5 installed. When I type pip install beautifulsoup4 it tells me that it is already installed in python2.7/site-package directory.
But how do I install it into the python3 dir? |
How to install beautifulsoup into python3, when default dir is python2.7? | 63,598,946 | 0 | 27 | 73,703 | 0 | python,python-3.x,beautifulsoup,pip | If you are on windows, this works for Python3 as well
py -m pip install bs4 | 0 | 0 | 0 | 0 | 2015-12-29T08:59:00.000 | 6 | 0 | false | 34,507,744 | 1 | 0 | 1 | 2 | I have both Python 2.7 and Python 3.5 installed. When I type pip install beautifulsoup4 it tells me that it is already installed in python2.7/site-package directory.
But how do I install it into the python3 dir? |
How to upload files to ec2 instance through flask | 34,514,724 | 1 | 0 | 747 | 0 | python,amazon-web-services,amazon-ec2,flask | You will not be able to upload directly to the /dev/xvda/upload/hello.txt path, as this is a block device, not a mounted file system (raw hard drive).
You will need to use the path like /upload.
It is likely you are running into permission issues with the /upload folder. As a test I would suggest using the /tmp/ folder... | 0 | 0 | 0 | 0 | 2015-12-29T15:56:00.000 | 1 | 1.2 | true | 34,514,532 | 0 | 0 | 1 | 1 | I have a web app that has to upload a file from local system to flask app on ec2 instance. I defined the upload path and when I access it I get an IOError saying:
IOError: [Errno 20] Not a directory: '/dev/xvda/upload/hello.txt'
I've also tried to use only: /upload
Both of them do not work, I have created the folder o... |
Completing Spotify Authorization Code Flow via desktop application without using browser | 34,520,316 | 2 | 6 | 1,073 | 0 | python,api,heroku,oauth-2.0,spotify | I once ran into a similar issue with Google's Calendar API. The app was pretty low-importance so I botched a solution together by running through the auth locally in my browser, finding the response token, and manually copying it over into an environment variable on Heroku. The downside of course was that tokens are se... | 0 | 1 | 1 | 0 | 2015-12-29T22:40:00.000 | 2 | 0.197375 | false | 34,520,233 | 0 | 0 | 1 | 1 | Working on a small app that takes a Spotify track URL submitted by a user in a messaging application and adds it to a public Spotify playlist. The app is running with the help of spotipy python on a Heroku site (so I have a valid /callback) and listens for the user posting a track URL.
When I run the app through comman... |
Python Pydub AudioSegment laggy export | 34,548,666 | 3 | 2 | 674 | 0 | python,amazon-s3,pydub | The delay is caused by the transcoding step (converting the raw data to mp3). You can avoid that by exporting WAV files.
A WAV file is essentially just the raw data with some header information at the beginning so exporting with format="wav" will avoid the need to transcode, and should be significantly faster.
However,... | 0 | 0 | 1 | 0 | 2015-12-31T11:50:00.000 | 1 | 1.2 | true | 34,546,117 | 0 | 0 | 1 | 1 | I need to upload AudioSegment object to S3 after doing some editing. What I'm doing is to edit the audio, then export it and then send it to S3.
However, export to mp3 is taking like 2 seconds for 2 minutes song.
So, I'm just wondering if it's possible to send the file to S3 without export it. Note: I see there is raw_... |
nested-inlines and django-suit | 34,578,120 | 0 | 1 | 700 | 0 | python,django,django-admin,django-suit | Nested inlines is something that isn't supported across the board, as it's not really part of the Django forms system (which is what the Django admin is based on). I'm sure this may change in the future, but for now the simplest thing you can do is just use multiple admins. It means saving in one form, then going into ... | 0 | 0 | 0 | 0 | 2016-01-03T12:24:00.000 | 1 | 0 | false | 34,576,501 | 0 | 0 | 1 | 1 | I have installed django-suit for my admin. the main reason was django suit tabs.My model contains Students, each student can have multiple Projects and multiple Books, each book or project have multiple specific deadlines ( in the future ). so I need a nested-inline, I found plenty over pypi and tested some.
I have som... |
Create SVG and save it to datastore(GAE + Python) | 34,583,572 | 4 | 3 | 260 | 0 | python-2.7,google-app-engine,google-cloud-datastore | Create your "file" in memory (use e.g io.BytesIO) and then use the getvalue method of the in-memory "file" to get the blob of bytes for the datastore. Do note that a datastore entity is limited to a megabyte or so, thus it's quite possible that some SVG file might not fit in that space -- in which case, you should look... | 0 | 1 | 0 | 0 | 2016-01-04T00:51:00.000 | 1 | 1.2 | true | 34,583,385 | 0 | 0 | 1 | 1 | i have a doubt, i need to create some svg files (in a sequence) and upload to data store. I know how to create the svg, but it save to filesystem, and i have understood that GAE cannot use it.
So, i don't know how to create and put it on the datastore. |
How to find total number of reserved instances under particular tag? | 34,590,510 | 2 | 4 | 986 | 0 | python,amazon-web-services,amazon-ec2,boto,boto3 | There isn't a straight way. More appropriately, I would say there are couple of things which aren't fully right in your assumptions.
The EC2 instances aren't directly tied to the Reserved Instances. It is more of a non-technical - pure billing concept and end of the month, AWS counts the number of instance hours and ... | 0 | 0 | 1 | 0 | 2016-01-04T11:37:00.000 | 1 | 0.379949 | false | 34,590,285 | 0 | 0 | 1 | 1 | I am query AWS using boto ec2 in python. Firstly I find all reserved instances by get_all_reserved_instances then I am also able to find total count of each instance_type by instance_count. I am trying to calculate total number of reserved instances under tags.
Eg. We have two tags group and name. Then I want to show t... |
Django project structure in production | 34,608,314 | 0 | 1 | 578 | 0 | python,django | The reason some people put static files in /var/www is simply that that's where the default Apache configuration puts the DocumentRoot on Debian-based systems. But I wouldn't recommend doing that; much better to add an alias pointing at the STATICFILES dir inside your project itself.
As for permissions, your suggestion... | 0 | 0 | 0 | 0 | 2016-01-05T07:17:00.000 | 2 | 1.2 | true | 34,606,134 | 0 | 0 | 1 | 2 | I'm ready to deploy my completely revamped Django website, and I'm trying to figure out the best folder structure to use. When I had it deployed last time I did it all wrong, even though it was functional, so this time I'm trying to do it the "right" way. Unfortunately, it seems sometimes like there are too many "rig... |
Django project structure in production | 34,608,455 | 0 | 1 | 578 | 0 | python,django | Django is not PHP or ColdFusion, where you should keep project files inside /var/www in root.
Read chapter from Two Scoops of Django: Best Practices for Django 1.8 about project structure - you should have customized settings for each environment.
Also very good and reasonable idea is to have the same SQL engine on ev... | 0 | 0 | 0 | 0 | 2016-01-05T07:17:00.000 | 2 | 0 | false | 34,606,134 | 0 | 0 | 1 | 2 | I'm ready to deploy my completely revamped Django website, and I'm trying to figure out the best folder structure to use. When I had it deployed last time I did it all wrong, even though it was functional, so this time I'm trying to do it the "right" way. Unfortunately, it seems sometimes like there are too many "rig... |
what is the better way to implement scrapy if we have multiple sites? | 34,612,388 | 2 | 0 | 297 | 0 | python,python-2.7,scrapy | Different website - > different script in same project if scraping same data so in a same project both the scripts can reside and use the same pipeline
Same website - > Same project
Different website ,Different Data - > Different project
Same website, different data - > Use 2 functions using callback | 0 | 0 | 1 | 0 | 2016-01-05T12:36:00.000 | 2 | 0.197375 | false | 34,611,880 | 0 | 0 | 1 | 2 | If we have multiple site which have different html structure so what is the better way to implement scrapy?
should I create multiple spider according to site in single project?
should I create multiple projects according to site?
or another way, please define. |
what is the better way to implement scrapy if we have multiple sites? | 34,612,562 | 1 | 0 | 297 | 0 | python,python-2.7,scrapy | Usually you should create multiple spiders in one project, one for each website, but this depends.
A scrapy spider also decides how to jump from page to page, than it applies a parser callback, the parser callback method will extract the data from a page. Because pages are not the same you need a parser callback method... | 0 | 0 | 1 | 0 | 2016-01-05T12:36:00.000 | 2 | 1.2 | true | 34,611,880 | 0 | 0 | 1 | 2 | If we have multiple site which have different html structure so what is the better way to implement scrapy?
should I create multiple spider according to site in single project?
should I create multiple projects according to site?
or another way, please define. |
Django Makemigrations and Migrate are slow | 43,460,655 | 0 | 7 | 1,805 | 0 | python,django,migration | This is a known issue with Django 1.8 unfortunately the only solution supported by django is to upgrade. | 0 | 0 | 0 | 0 | 2016-01-05T15:42:00.000 | 1 | 0 | false | 34,615,600 | 0 | 0 | 1 | 1 | Ever since the project updated to Django 1.8 (1.8.7 to be precise) from Django 1.7.6, makemigrations and migrate are super slow (it takes about 15 minutes to migrate around 10 migrations).
When I make 'manage.py migrate' 90% of the time is making 'Rendering model states...', before giving me 'DONE'.
Anyone knows why t... |
Kivy native spinbox number widget for insert number | 34,631,685 | 1 | 0 | 547 | 0 | python,html,kivy,qspinbox | You can use a Spinner widget._ | 1 | 0 | 0 | 0 | 2016-01-06T09:04:00.000 | 1 | 0.197375 | false | 34,629,190 | 0 | 0 | 1 | 1 | I am making an app with Kivy and Python,is there a native way to create a field with a spinbox to select the number like in HTML for the tag input (type = "number") ?? I see there are checkboxes for Kivy but not this spinbox number; should I use a normal text input provided by Kivy and get the number from that? |
How can I use scan/scroll with pagination and sort in ElasticSearch? | 60,524,939 | 3 | 1 | 3,478 | 0 | python-2.7,sorting,elasticsearch,scroll,pagination | When using the elasticsearch.helpers.scan function, you need to pass preserve_order=True to enable sorting.
(Tested using elasticsearch==7.5.1) | 0 | 0 | 0 | 0 | 2016-01-07T14:33:00.000 | 2 | 0.291313 | false | 34,657,738 | 0 | 0 | 1 | 1 | I have a ES DB storing history records from a process I run every day. Because I want to show only 20 records per page in the history (order by date), I was using pagination (size + from_) combined scroll, which worked just fine. But when I wanted to used sort in the query it didn't work. So I found that scroll with so... |
Python - On form submit send email and save record in database taking huge time | 34,673,727 | 0 | 1 | 427 | 1 | python,django,forms,performance,amazon-s3 | The usual solution to tasks that are too long to be handled synchronously and can be handled asynchronously is to delegate them to some async queue like celery.
In your case, saving the form's data to db should be quite fast so I would not bother with this part, but moving the uploaded file to s3 and sending mails are... | 0 | 0 | 0 | 0 | 2016-01-08T09:28:00.000 | 2 | 0 | false | 34,673,515 | 0 | 0 | 1 | 1 | I am writing a form submit in my application written in python/Django.Form has an attachment(upto 3MB) uploaded. On submit it has to save the attachment in aws s3, save the other data in database and also send emails.
This form submit is taking too much time and the UI is hanging.
Is there any other way to do this in p... |
Unable to do bulk indexing for large file in elasticsearch | 36,937,080 | 2 | 3 | 2,316 | 0 | java,python,elasticsearch | You have to increase the content uploading length which is by default 100mb.
Go to elasticsearch.yml in config folder
add/update -
http.max_content_length: 300M | 0 | 0 | 0 | 0 | 2016-01-08T21:11:00.000 | 1 | 1.2 | true | 34,686,119 | 0 | 1 | 1 | 1 | I am trying to do bulk indexing in elasticsearch using Python for a big file (~800MB). However, everytime I try
[2016-01-08 15:06:49,354][WARN ][http.netty ] [Marvel Man] Caught exception while handling client http tra
ffic, closing connection [id: 0x2d26baec, /0:0:0:0:0:0:0:1:58923 => /0:0:0:0:0:0:0:... |
Subsets and Splits
No community queries yet
The top public SQL queries from the community will appear here once available.