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Is \d not supported by grep's basic expressions?
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rogerdpack
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answered Aug 1 '11 at 16:08
DaenythDaenyth
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How can I display just a portion of an image in HTML/CSS?
Let's say I want a way to display just the the center 50x50px of an image that's 250x250px in HTML. How can I do that. Also, is there a way to do this for css:url() references?
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What is the significance of load factor in HashMap?
...ize and load factor . I went through the Java documentation and it says 0.75f is the initial load factor. But I can't find the actual use of it.
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How can I check whether a numpy array is empty or not?
...e a look at the .size attribute. It is defined as an integer, and is zero (0) when there are no elements in the array:
import numpy as np
a = np.array([])
if a.size == 0:
# Do something when `a` is empty
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How to print to console in pytest?
... that particular test.
For example,
def test_good():
for i in range(1000):
print(i)
def test_bad():
print('this should fail!')
assert False
Results in the following output:
>>> py.test tmp.py
============================= test session starts =======================...
How do I find numeric columns in Pandas?
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150
You could use select_dtypes method of DataFrame. It includes two parameters include and exclude....
Depend on a branch or tag using a git URL in a package.json?
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580
From the npm docs:
git://github.com/<user>/<project>.git#<branch>
git://gith...
C#: Looping through lines of multiline string
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answered Sep 30 '09 at 19:41
Jon SkeetJon Skeet
1211k772772 gold badges85588558 silver badges88218821 bronze badges
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Creating a JavaScript cookie on a domain and reading it across sub domains
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209
Just set the domain and path attributes on your cookie, like:
<script type="text/javascript...
Never seen before C++ for loop
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320
The condition of the for loop is in the middle - between the two semicolons ;.
In C++ it is OK ...