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What would a “frozen dict” be?
..., **kwargs):
self._d = dict(*args, **kwargs)
self._hash = None
def __iter__(self):
return iter(self._d)
def __len__(self):
return len(self._d)
def __getitem__(self, key):
return self._d[key]
def __hash__(self):
# It would have been ...
ReSharper warns: “Static field in generic type”
...static field in a generic type, so long as you know that you'll really get one field per combination of type arguments. My guess is that R# is just warning you in case you weren't aware of that.
Here's an example of that:
using System;
public class Generic<T>
{
// Of course we wouldn't ...
How do I make an http request using cookies on Android?
...uests). It'd be nice to preserve any and all cookies, but really the only one I care about is the session cookie.
4 Answer...
Why switch is faster than if
...n LookupSwitch is used.
The difference, in short, is that TableSwitch is done in constant time because each value within the range of possible values is given a specific byte-code offset. Thus, when you give the statement an offset of 3, it knows to jump ahead 3 to find the correct branch.
Lookup ...
What is the use of interface constants?
...
It is not a bad thing only because someone says so in a book. As long as you don't implement that interface to gain access to those constants, it is OK.
– ACV
Apr 21 '17 at 9:51
...
Git - How to use .netrc file on Windows to save user and password
Is it possible to use a .netrc file on Windows when I'm using Git to clone a remote repository with HTTP and user - password?
...
How Drupal works? [closed]
Could someone provide a architectural overview of the Drupal 7 control flow? Perhaps in the sense of a flowchart about how a page gets generated. What additional resources would you suggest consulting with regards to how Drupal works?
...
What is the smallest possible valid PDF?
... bytes of PDF joy. Acrobat opens it, but it complains somewhat. There is one page in it and it is 3/72" square, the minimum allowed by the spec.
However, Acrobat X doesn't even bother with the cross reference table anymore, so we can take that out:
%PDF-1.0
1 0 obj<</Type/Catalog/Pages 2 ...
When does invoking a member function on a null instance result in undefined behavior?
...hough "dereferencing a null pointer results in undefined behavior" is mentioned in notes in both §1.9/4 and §8.3.2/4, it's never explicitly stated. (Notes are non-normative.)
However, one can try to deduced it from §3.10/2:
An lvalue refers to an object or function.
When dereferencing, th...
How to securely save username/password (local)?
...matter of security, so other people using the same computer can't see everyone's personal data.
What is the best/most secure way to save this data?
...