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CSS styling in Django forms

.../" method="post"> {{ form.non_field_errors }} <div class="fieldWrapper"> {{ form.subject.errors }} {{ form.subject.label_tag }} {{ form.subject }} <span class="helptext">{{ form.subject.help_text }}</span> </div> </form> form.subject is an ins...
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Set icon for Android application

How can I set an icon for my Android application? 17 Answers 17 ...
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Runtime vs. Compile time

...specially for people without much background in programming languages. To approach this problem, I find it helpful to ask What invariants does the program satisfy? What can go wrong in this phase? If the phase succeeds, what are the postconditions (what do we know)? What are the inputs and output...
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Django - how to create a file and save it to a model's FileField?

...der. Turns out the issue is that I'm using docker-compose to run my django app along with a celery worker. The django app volume for MEDIA_ROOT was not shared with the same volume in the celery worker. Sharing the named volume fixed it (ref). – shadi May 12 '18...
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How to include layout inside layout?

...ical="true" android:gravity="center" android:text="@string/app_name" android:textColor="#000000" /> </RelativeLayout> No I use the tag in XML to add another layout from another XML file. <RelativeLayout xmlns:android="http://schemas.android.com/apk/res/androi...
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Can Flask have optional URL parameters?

...d you use a single route or multiple routes? – PirateApp Jul 25 '18 at 11:00 @PirateApp that cannot be achieved with j...
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When to use pip requirements file versus install_requires in setup.py?

... Does this answer apply equally to applications and packages? Imagine my-web-app (an app) depending on some-tool (a package), both of which depend on the requests package. If some-tool has a requirements.txt file that pins a particular version...
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SignalR - Sending a message to a specific user using (IUserIdProvider) *NEW 2.0.0*

... To find which connection belongs to whom (the user), we need to create a mapping between the connection and the user. This depends on how you identify a user in your application. In SignalR 2.0, this is done by using the inbuilt IPrincipal.Identity.Name, which is the logged in user identifier as s...
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Android Fatal signal 11 (SIGSEGV) at 0x636f7d89 (code=1). How can it be tracked down?

...r posts on tracking down the reasons for getting a SIGSEGV in an Android app. I plan to scour my app for possible NullPointers related to Canvas use, but my SIGSEGV barfs up a different memory address each time. Plus I've seen code=1 and code=2 . If the memory address was 0x00000000 , I'd ha...
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How to run mvim (MacVim) from Terminal?

...y using find from your root directory. sudo find . -name mvim Mine was in /Applications/MacVim-snapshot-64/mvim. – tltjr Aug 26 '12 at 21:32 ...