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How should I ethically approach user password storage for later plaintext retrieval?
...ore info.
a passphrase with about 77 bits of entropy: "admit prose flare table acute flair"
a password with about 74 bits of entropy: "K:&$R^tt~qkD"
I know I'd prefer typing the phrase, and with copy-n-paste, the phrase is no less easy to use that the password either, so no loss there. Of ...
Performance optimization strategies of last resort [closed]
... constantly figuring out things that the programmer knows are fairly predictable. In other words, don't "interpret" the sequence of things to do, "compile" it.
That redesign is done, shrinking the source code by a factor of 4, and the time is reduced to 10 seconds.
Now, because it's getting so q...
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...
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. :)
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When to use RDLC over RDL reports?
...lasses filled with Entity framework objects or ADO.NET directly as well as tables themselves. You can monkey with the data for optimization it before binding it to the report.
You can customize the look more with add on's directly in code behind.
Downsides:
You need to handle parameters on your...
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...
Read an Excel file directly from a R script
...ow in reading Excel files, and this problem is only exacerbated for larger tables.
Two draws of openxlsx are 1) its extensive other methods (readxl is designed to do only one thing, which is probably part of why it's so fast), especially its write.xlsx function, and 2) (more of a drawback for readx...
Logical operators for boolean indexing in Pandas
...[4])
>>> a3[np.bitwise_and(a1, a2)]
array([1, 1, 1, 2])
Summary table
Logical operator | NumPy logical function | NumPy bitwise function | Bitwise operator
-------------------------------------------------------------------------------------
and | np.logical_and | np...
Are the days of passing const std::string & as a parameter over?
...rs. I think people's skepticism and insistence that you have to check your table of compiler support for RVO is mostly obsolete nowadays.
In short, C++11 doesn't really change anything in this regard
Are global variables bad? [closed]
...top of my head is dealing with inherently global objects such as interrupt tables. Things like DB connection seem to be global, but ain't.
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