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Folder structure for a Node.js project
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442
Concerning the folders you mentioned:
/libs is usually used for custom classes/functions/mod...
Does Python support short-circuiting?
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Alex MartelliAlex Martelli
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Extract traceback info from an exception object
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edited Sep 28 '18 at 19:04
answered Jul 10 '12 at 14:08
se...
Why can't I push to this bare repository?
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484
Yes, the problem is that there are no commits in "bare". This is a problem with the first com...
Python csv string to array
...rt StringIO
import csv
scsv = """text,with,Polish,non-Latin,letters
1,2,3,4,5,6
a,b,c,d,e,f
gęś,zółty,wąż,idzie,wąską,dróżką,
"""
f = StringIO(scsv)
reader = csv.reader(f, delimiter=',')
for row in reader:
print('\t'.join(row))
simpler version with split() on newlines:
reader = c...
python pandas remove duplicate columns
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409
There's a one line solution to the problem. This applies if some column names are duplicated a...
How to convert floats to human-readable fractions?
Let's say we have 0.33 , we need to output 1/3 .
If we have 0.4 , we need to output 2/5 .
26 Answers
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How to determine the longest increasing subsequence using dynamic programming?
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407
OK, I will describe first the simplest solution which is O(N^2), where N is the size of the co...
How to validate an email address in PHP
...\\x23-\\x5B\\x5D-\\x7F]|(?:\\x5C[\\x00-\\x7F]))*\\x22)))*@(?:(?:(?!.*[^.]{64,})(?:(?:(?:xn--)?[a-z0-9]+(?:-+[a-z0-9]+)*\\.){1,126}){1,}(?:(?:[a-z][a-z0-9]*)|(?:(?:xn--)[a-z0-9]+))(?:-+[a-z0-9]+)*)|(?:\\[(?:(?:IPv6:(?:(?:[a-f0-9]{1,4}(?::[a-f0-9]{1,4}){7})|(?:(?!(?:.*[a-f0-9][:\\]]){7,})(?:[a-f0-9]{1...
How do you round to 1 decimal place in Javascript?
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Math.round(num * 10) / 10 works, here is an example...
var number = 12.3456789
var rounded = Math.round(number * 10) / 10
// rounded is 12.3
if you want it to have one decimal place, even when that would be a 0, then add...
var fixed = rounded.toFixed(1)
// fixed is always to 1 d.p.
// NOTE: ....