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Regex Match all characters between two strings
...the dotall modifier, making the . matching the newline characters.
Update 2:
(?<=is \()(.*?)(?=\s*\))
is matching your example "This is (a simple) sentence". See here on Regexr
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What is this crazy C++11 syntax ==> struct : bar {} foo {};?
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Adding an identity to an existing column
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You can't alter the existing columns for identity.
You have 2 options,
Create a new table with identity & drop the existing table
Create a new column with identity & drop the existing column
Approach 1. (New table) Here you can retain the existing data values on the newly ...
Reading a huge .csv file
I'm currently trying to read data from .csv files in Python 2.7 with up to 1 million rows, and 200 columns (files range from 100mb to 1.6gb). I can do this (very slowly) for the files with under 300,000 rows, but once I go above that I get memory errors. My code looks like this:
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Unique BooleanField value in Django?
...f).
class Character(models.Model):
name = models.CharField(max_length=255)
is_the_chosen_one = models.BooleanField()
def save(self, *args, **kwargs):
if self.is_the_chosen_one:
try:
temp = Character.objects.get(is_the_chosen_one=True)
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Sharing a result queue among several processes
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Named colors in matplotlib
...rted_names)
ncols = 4
nrows = n // ncols
fig, ax = plt.subplots(figsize=(12, 10))
# Get height and width
X, Y = fig.get_dpi() * fig.get_size_inches()
h = Y / (nrows + 1)
w = X / ncols
for i, name in enumerate(sorted_names):
row = i % nrows
col = i // nrows
y = Y - (row * h) - h
x...
Difference between margin and padding?
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22 Answers
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How can I convert my device token (NSData) into an NSString?
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29 Answers
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