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How to “perfectly” override a dict?
... the minimal version that shuts the ABC up.
from collections.abc import MutableMapping
class TransformedDict(MutableMapping):
"""A dictionary that applies an arbitrary key-altering
function before accessing the keys"""
def __init__(self, *args, **kwargs):
self.store = dict...
How can I sort arrays and data in PHP?
...ry similar. Your rewrite contains a lot of details (pass by reference, big table etc.), but that detail distracts from the smooth introduction to the core topic of the workings of the comparison function, IMHO. I explicitly refer to the manual several times on purpose, because that's where such deta...
Is MATLAB OOP slow or am I doing something wrong?
...T: I used to have some notes here on "path sensitivity" with an additional table of function call timings, where function times were affected by how the Matlab path was configured, but that appears to have been an aberration of my particular network setup at the time. The chart above reflects the ti...
Objective-C categories in static library
...lass or category. While
this option will typically result in a
larger executable (due to additional
object code loaded into the
application), it will allow the
successful creation of effective
Objective-C static libraries that
contain categories on existing
classes.
and there is also recommendation...
Which timestamp type should I choose in a PostgreSQL database?
...re data going in to the database is stored with an offset of zero:
CREATE TABLE my_tbl (
my_timestamp TIMESTAMP WITH TIME ZONE NOT NULL DEFAULT NOW(),
CHECK(EXTRACT(TIMEZONE FROM my_timestamp) = '0')
);
test=> SET timezone = 'America/Los_Angeles';
SET
test=> INSERT INTO my_tbl (my_timesta...
What is state-of-the-art for text rendering in OpenGL as of version 4.1? [closed]
... But even if you magnify far beyond 16x, the result still looks quite acceptable. Long straight lines will eventually become a bit wiggly, but there will be no typical "blocky" sampling artefacts.
You can use a geometry shader for generating the quads out of points (reduce bus bandwidth), but hones...
Role-based access control (RBAC) vs. Claims-based access control (CBAC) in ASP.NET MVC
... it will never change or hardly change. So, in your database, you create a table of permissions (claims) and user-permission relation. From your admin panel, you can set permission (claim) for each user who can do what. You can assign 'CanCreateCustomer' permission (claim) to anyone you like and onl...
What and where are the stack and heap?
... over).
The simplicity of a stack is that you do not need to maintain a table containing a record of each section of allocated memory; the only state information you need is a single pointer to the end of the stack. To allocate and de-allocate, you just increment and decrement that single pointe...
Difference between GIT and CVS
...
I was about the ask for a comparison table between CVS and GIT but this answer is so much better. +1 for that! :) There is another useful article which I hope to use as a reference (thinkvitamin.com/code/…) although it's not really as good as this answer. :)
...
Cross-browser testing: All major browsers on ONE machine
... Each site is suffixed by a brief usage guide.
Can I use - Browser usage table, based on data from StatCounter and other sources.
StatCounter - Statistic: Browser version | Time period: Last month screenshot.
W3Counter - View archived reports: January 2012 (Choose the last month). screenshot.
Wiki...