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Django Rest Framework: Dynamically return subset of fields

...verride the serializer __init__ method and set the fields attribute dynamically, based on the query params. You can access the request object throughout the context, passed to the serializer. Here is a copy&paste from Django Rest Framework documentation example on the matter: from rest_framew...
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Where do the Python unit tests go?

... For a file module.py, the unit test should normally be called test_module.py, following Pythonic naming conventions. There are several commonly accepted places to put test_module.py: In the same directory as module.py. In ../tests/test_module.py (at the same level as t...
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How do I make a textbox that only accepts numbers?

I have a windows forms app with a textbox control that I want to only accept integer values. In the past I've done this kind of validation by overloading the KeyPress event and just removing characters which didn't fit the specification. I've looked at the MaskedTextBox control but I'd like a more g...
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How do I read configuration settings from Symfony2 config.yml?

... parameters: contact_email: somebody@gmail.com You should find the call you are making within your controller now works. share | improve this answer | follow ...
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Using backticks around field names

... To me it makes a lot of sense to use them at all times when dealing with field names. Firstly, once you get into the habit, it doesn't hurt to just hit the backtick key. Secondly, to me, it makes it easier to see what exactly are the fields in your query, and what ar...
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How can I use UUIDs in SQLAlchemy?

... dialect supports UUID columns. This is easy (and the question is specifically postgres) -- I don't understand why the other answers are all so complicated. Here is an example: from sqlalchemy.dialects.postgresql import UUID from flask_sqlalchemy import SQLAlchemy import uuid db = SQLAlchemy() ...
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How to declare string constants in JavaScript? [duplicate]

... There's no constants in JavaScript, but to declare a literal all you have to do is: var myString = "Hello World"; I'm not sure what you mean by store them in a resource file; that's not a JavaScript concept. ...
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Cross compile Go on OSX?

... The env command runs only that call in a custom environment and 'resets' it after it is done. For example run export GOOS=windows, then the command with or without the env and echo $GOOS afterwards. With the env the GOOS was not changed. ...
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What is the best practice for “Copy Local” and with project references?

...=================== GetCopyToOutputDirectoryItems Get all project items that may need to be transferred to the output directory. ============================================================ --> <Target Name="GetCopyToOutputDirectoryItems" Outputs="@(AllItemsFullPat...
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Is there a TRY CATCH command in Bash

... writing a shell script and need to check that a terminal app has been installed. I want to use a TRY/CATCH command to do this unless there is a neater way. ...