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Obstructed folders in Subversion
...swered Mar 2 '12 at 16:09
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Mapping over values in a python dictionary
..., f(kv[1])), my_dictionary.iteritems()))
but that's not that readable, really.
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Restore a postgres backup file using the command line?
...ior to being restored. The
archive file formats are designed to
be portable across architectures.
So depends on the way it was dumped out. You can probably figure it out using the excellent file(1) command - if it mentions ASCII text and/or SQL, it should be restored with psql otherwise you...
Send JSON data via POST (ajax) and receive json response from Controller (MVC)
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you can bind your array like this
var SendInfo = [];
$(this).parents('table').find('input:checked').each(function () {
var domain = {
name: $("#id-manuf-name").val(),
address: $("#id-manuf-address").val(),
phone: $("#id-manuf-phone").val(),
}
SendInfo.push(d...
What's the difference between lists and tuples?
.... A list on the other hand could be used to store multiple locations. Naturally one might want to add or remove locations from the list, so it makes sense that lists are mutable. On the other hand it doesn't make sense to add or remove items from an existing location - hence tuples are immutable.
T...
Calling parent class __init__ with multiple inheritance, what's the right way?
...ing super() leads to greater flexibility for subclasses.
In the direct call approach, C.__init__ can call both A.__init__ and B.__init__.
When using super(), the classes need to be designed for cooperative multiple inheritance where C calls super, which invokes A's code which will also call supe...
Going from a framework to no-framework [closed]
...lasses or SQL classes.
2) I believe that MVC frameworks are not easily portable especially when using dependency managers.
3) I believe that you actually write more code with a MVC framework then if you had to use a boilerplate with a ton of useful classes that handle authentication etc.
4) Most ...
Use LINQ to get items in one List, that are not in another List
...than the Where(...Any) variant since it can put the second list into a hashtable. Where(...Any) has a runtime of O(peopleList1.Count * peopleList2.Count) whereas variants based on HashSet<T> (almost) have a runtime of O(peopleList1.Count + peopleList2.Count).
Except implicitly removes duplica...
Elegant way to invert a map in Scala
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@dev-null I'm sorry, but your example does not fall under the required assumption.
– Daniel C. Sobral
May 2 '19 at 17:01
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Python list subtraction operation
... [1,2] you will get empty list. [1,1,2,2] - [2] gives [1,1] So it is not really list substraction, it is more like "List from List X without elements from set Y".
– Alfred Zien
Feb 6 '16 at 10:25
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