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Understanding dict.copy() - shallow or deep?
...w copy of the dictionary. Same goes for the book I am following (Beazley's Python Reference), which says:
7 Answers
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CSV new-line character seen in unquoted field error
...n OSX. Hope it works across other platforms too...
– python1981
Aug 2 '17 at 4:36
Great answer. Using - "dialect=csv.e...
What is the preferred syntax for initializing a dict: curly brace literals {} or the dict() function
I'm putting in some effort to learn Python, and I am paying close attention to common coding standards. This may seem like a pointlessly nit-picky question, but I am trying to focus on best-practices as I learn, so I don't have to unlearn any 'bad' habits.
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How to check if two arrays are equal with JavaScript? [duplicate]
...somorphism problem http://logic.pdmi.ras.ru/~smal/files/smal_jass08_slides.pdf - fortunately it's not as hard as general graph isomorphism; there is in fact an O(#vertices) algorithm to solve it, but it can get very complicated to do it efficiently. The pathological case is if you have a set made up...
Format output string, right alignment
...d here's how to do it using the old % syntax (useful for older versions of Python that don't support str.format):
line_new = '%12s %12s %12s' % (word[0], word[1], word[2])
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How to make good reproducible pandas examples
...em) in the step which is causing you trouble.
Anyways, have fun learning Python, NumPy and Pandas!
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Lisp in the real world
...se areas, but then mostly as legacy code. In my experience from real life, Python combined with swigged C/C++ has much replaced Lisp as the rapid prototyping language(s) of choice for pragmatic hackers.
– Johan Kotlinski
May 29 '09 at 7:14
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Why do x86-64 instructions on 32-bit registers zero the upper part of the full 64-bit register?
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@PeterCordes microarchitecture.pdf: This gives a delay of 5 - 6 clocks. The reason is that a temporary register has been assigned to AL to make it independent of AH. The execution unit has to wait until the write to AL has retired before it is possible to ...
Why does Popen.communicate() return b'hi\n' instead of 'hi'?
...cates that it is a byte sequence which is equivalent to a normal string in Python 2.6+
http://docs.python.org/3/reference/lexical_analysis.html#literals
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Shuffling a list of objects
...len(a)) is the solution, using len(a) as the sample size. See https://docs.python.org/3.6/library/random.html#random.sample for the Python documentation.
Here's a simple version using random.sample() that returns the shuffled result as a new list.
import random
a = range(5)
b = random.sample(a, l...