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Case insensitive regular expression without re.compile?
In Python, I can compile a regular expression to be case-insensitive using re.compile :
9 Answers
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initialize a numpy array
...ly store values, but they need to be have fixed size to obtain this speed. Python lists are designed to be more flexible at the cost of speed and size.
– Justin Peel
Dec 26 '10 at 22:10
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Getting only 1 decimal place [duplicate]
...ing to represent it with only one digit:
print("{:.1f}".format(number)) # Python3
print "%.1f" % number # Python2
or actually round off the other decimal places?
round(number,1)
or even round strictly down?
math.floor(number*10)/10
...
How to get a random number between a float range?
...ndom number in the range [a, b) or [a, b] depending on rounding github.com/python/cpython/blob/…
– Pavel
Jun 4 '19 at 8:47
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Unpacking a list / tuple of pairs into two lists / tuples [duplicate]
... To the OP, stackoverflow.com/questions/5239856/foggy-on-asterisk-in-python is helpful if you don't know about the "splat" operator.
– dicato
Sep 26 '11 at 18:07
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Negative list index? [duplicate]
... the end of the list, so n[-1] means the last item in the list n. Any good Python tutorial should have told you this.
It's an unusual convention that only a few other languages besides Python have adopted, but it is extraordinarily useful; in any other language you'll spend a lot of time writing n[...
numpy matrix vector multiplication [duplicate]
...pected, but I simply cannot find any information about how this is done in Python's Numpy module.
1 Answer
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PHP学习必看的一些书 - IT书籍推荐 - 清泛网 - 专注C/C++及内核技术
...言》经典
Golang:
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Python:
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其他:
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PHP学习必看的一些书 - PHP - 清泛IT论坛，有思想、有深度
...—C/C++语言》经典
Golang:《Learing Go》简单《Go Web编程》
Python:《Python 标准库》适合经常翻翻《Python参考手册》 案头必读《Python基础教程（第2版）》 基础必读
其他:《数学之美》 文津图书奖科普获奖书，Google黑板报百万点击！...
Cartesian product of x and y array points into single array of 2D points
... shown here were performed on a quad-core machine, running Mac OS 10.12.5, Python 3.6.1, and numpy 1.12.1. Variations on hardware and software are known to produce different results, so YMMV. Run these tests for yourself to be sure!
Definitions:
import numpy
import itertools
from functools import...