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Django filter versus get for single object?
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get() is provided specifically for this case. Use it.
Option 2 is almost precisely how the get() method is actually implemented in Django, so there should be no "performance" difference (and the fact that you're thinking about it indicates you're violating one of the cardinal rules of ...
Remove grid, background color, and top and right borders from ggplot2
I would like to reproduce the plot immediately below by using ggplot2. I can come close, but cannot remove the top and right borders. Below I present several attempts using ggplot2, including several suggestions found on or via Stackoverflow. Unfortunately I have not been able to get those sugges...
emacs, unsplit a particular window split
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2 Answers
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jQuery 'input' event
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200
Occurs when the text content of an element is changed through the user interface.
It's no...
Docker EXPOSE a port only to Host
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Sure, just bind it to localhost, like this:
docker run -p 127.0.0.1:27017:27017
Also: Your host can also talk to each container normally over its IP. Use docker inspect $ID to get a json dump (beside other stuff) containing the network IP.
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Count with IF condition in MySQL query
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272
Use sum() in place of count()
Try below:
SELECT
ccc_news . * ,
SUM(if(ccc_news_comm...
How can I validate a string to only allow alphanumeric characters in it?
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Akshay Khot
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answered Jun 25 '09 at 23:47
cletuscletus
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Get model's fields in Django
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edited Aug 21 '14 at 18:28
user
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How to add multiple columns to a table in Postgres?
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2 Answers
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