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How to implement a good __hash__ function in python [duplicate]
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__hash__ should return the same value for objects that are equal. It also shouldn't change over the lifetime of the object; generally you only implement it for immutable objects.
A trivial implementation would be to just return 0. This is always correct, but per...
How to provide user name and password when connecting to a network share
When connecting to a network share for which the current user (in my case, a network enabled service user) has no rights, name and password have to be provided.
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Javascript replace with reference to matched group?
...nd </div> respectively, using JavaScript . The output would (therefore) look like hello <div>there</div> . The string might contain multiple pairs of underscores.
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getenv() vs. $_ENV in PHP
...tion about getenv, they are exactly the same, except that getenv will look for the variable in a case-insensitive manner. Most of the time it probably doesn't matter, but one of the comments on the documentation explains:
For example on Windows $_SERVER['Path'] is like you see, with the first ...
How does Django's Meta class work?
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List of available meta options is here: Django docs: Model Meta options
For latest version of Django: Django docs: Model Meta options
Metaclass in Python:
The best description is here: What are metaclasses in Python?
sh...
Meaning of @classmethod and @staticmethod for beginner? [duplicate]
...d and staticmethod are quite similar, there's a slight difference in usage for both entities: classmethod must have a reference to a class object as the first parameter, whereas staticmethod can have no parameters at all.
Example
class Date(object):
def __init__(self, day=0, month=0, year=0):...
Disable output buffering
Is output buffering enabled by default in Python's interpreter for sys.stdout ?
16 Answers
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Why is `std::move` named `std::move`?
...pose of those ugly casts?!
Note also that swap is really just a stand-in for all kinds of permutation-modifying algorithms. This discussion is much, much bigger than swap.
Then the proposal introduces syntax sugar which replaces the static_cast<T&&> with something more readable tha...
Difference between a theta join, equijoin and natural join
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A theta join allows for arbitrary comparison relationships (such as ≥).
An equijoin is a theta join using the equality operator.
A natural join is an equijoin on attributes that have the same name in each relationship.
Additionally, a natu...
Convert json data to a html table [closed]
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Thanks all for your replies. I wrote one myself. Please note that this uses jQuery.
Code snippet:
var myList = [
{ "name": "abc", "age": 50 },
{ "age": "25", "hobby": "swimming" },
{ "name": "xyz", "hobby": "programming" }...