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Django - filtering on foreign key properties
I'm trying to filter a table in Django based on the value of a particular field of a ForeignKey .
3 Answers
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Equivalent of varchar(max) in MySQL?
...are a varchar of the maximum row size, even if it's the only column in the table.
mysql> CREATE TABLE foo ( v VARCHAR(65534) );
ERROR 1118 (42000): Row size too large. The maximum row size for the used table type, not counting BLOBs, is 65535. This includes storage overhead, check the manual. Yo...
Hide all but $(this) via :not in jQuery selector
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$("table.tr").not(this).hide();
As an aside, I think you mean $("table tr") (with a space instead of a dot).
The way you have it, it selects every table which has a class of tr (eg, <table class="tr">), which is probab...
jQuery .on function for future elements, as .live is deprecated [duplicate]
...tor for a static parent of the element. For example, if you have a static table element and tr elements are added dynamically to the DOM, you could do something like $('table#id').on('click', 'tr', ...)
http://api.jquery.com/live/
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Counting the number of elements with the values of x in a vector
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You can just use table():
> a <- table(numbers)
> a
numbers
4 5 23 34 43 54 56 65 67 324 435 453 456 567 657
2 1 2 2 1 1 2 1 2 1 3 1 1 1 1
Then you can subset it:
> a[names(a)==435]
4...
Recommendations of Python REST (web services) framework? [closed]
... You can write more RESTfull APIs using CherryPy docs.cherrypy.org/stable/progguide/REST.html
– Radian
Jan 1 '13 at 13:16
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float:left; vs display:inline; vs display:inline-block; vs display:table-cell;
...(the best is simply to not have any spaces between the elements)
display:table-cell;
Another one where you'll have problems with browser compatibility. Older IEs won't work with this at all. But even for other browsers, it's worth noting that table-cell is designed to be used in a context of being...
How can I temporarily disable a foreign key constraint in MySQL?
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Can I just disable FOREIGN_KEY_CHECKS for a single table?
– jDub9
Dec 20 '18 at 13:53
@Pacerie...
Why is a ConcurrentModificationException thrown and how to debug it
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I agree however that if it is unpredictable, there is most likely a threading issue which is causing the conditions for this exception to occur. Which makes it all the more confusing because of the exception name.
– Robin
M...
Errors: “INSERT EXEC statement cannot be nested.” and “Cannot use the ROLLBACK statement within an I
...is type of problem.
For example a work around could be to turn Sp3 into a Table-valued function.
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