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What strategies and tools are useful for finding memory leaks in .NET?
...ul about the number of objects that we inflated in memory. In the end, we converted all of our data objects over to an "inflate on-demand" (just before a field is requested) in order to reduce memory overhead and increase performance.
EDIT: Here's a further explanation of what I mean by "inflate o...
How to use permission_required decorators on django class-based views
...ort method_decorator
def class_view_decorator(function_decorator):
"""Convert a function based decorator into a class based decorator usable
on class based Views.
Can't subclass the `View` as it breaks inheritance (super in particular),
so we monkey-patch instead.
"""
def ...
Does JSON syntax allow duplicate keys in an object?
...<a>x</a>
<a>y</a>
</object>
When this is converted into JSON, you get the following:
{
"object": {
"a": [
"x",
"y"
]
}
}
A natural mapping from a language that handles what you might call duplicate keys to another, can serve as a potential...
Why was the switch statement designed to need a break?
...at there's
even a special comment convention,
shown above, that tells lint "this is
really one of those 3% of cases where
fall through was desired."
I think it was a good idea for C# to require an explicit jump statement at the end of each case block (while still allowing multiple case lab...
What is __declspec and when do I need to use it?
...
For declaring COM interfaces and classes, for example, you use __declspec(uuid), for exporting functions sans a DEF file you use __declspec(dllexport), etc. The full list is quite long.
– Seva Alekseyev
F...
String to LocalDate
How can i convert a string to a LocalDate ?
5 Answers
5
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How do I get the user agent with Flask?
...
Detailed information about 'accept_language" header: https://www.w3.org/International/questions/qa-lang-priorities
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Django ManyToMany filter()
...[<id1>, <id2>, <id3>])
# and by zone object (object gets converted to pk under the covers)
users_in_zones = User.objects.filter(zones__in=[zone1, zone2, zone3])
The double underscore (__) syntax is used all over the place when working with querysets.
...
Collection that allows only unique items in .NET?
...
T item in this case should implement IEquatable interface. If class does not inherit this interface, HashSet<T> adds duplicate elements.
– Rudolf Dvoracek
Oct 15 '18 at 11:04
...
Difference between open and codecs.open in Python
... not in range(128)
The advice about strings for input/ouput is normally "convert to unicode as early as possible and back to bytestrings as late as possible". Using codecs.open allows you to do the latter very easily.
Just be careful that you are giving it unicode strings and not bytestrings that...