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How to style dt and dd so they are on the same line?
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Ariel
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answered Nov 11 '09 at 4:44
eozzyeozzy
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Incrementing a date in JavaScript
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825
Three options for you:
1. Using just JavaScript's Date object (no libraries):
My previous ans...
How to sort mongodb with pymongo
...d", 1)
For multiple fields:
.sort([("field1", pymongo.ASCENDING), ("field2", pymongo.DESCENDING)])
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Can Json.NET serialize / deserialize to / from a stream?
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edited May 23 '17 at 12:34
Community♦
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answered Nov 16 '11 at 20:29
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ValueError: The truth value of an array with more than one element is ambiguous. Use a.any() or a.al
...in boolean context (by
calling __bool__ in Python3 or __nonzero__ in Python2).
Your original code
mask = ((r["dt"] >= startdate) & (r["dt"] <= enddate))
selected = r[mask]
looks correct. However, if you do want and, then instead of a and b use (a-b).any() or (a-b).all().
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Is there a method to generate a UUID with go language
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12 Answers
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How to check whether a variable is a class or not?
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>>> x = X()
>>> isinstance(x, X)
True
>>> y = 25
>>> isinstance(y, X)
False
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SVN: Folder already under version control but not comitting?
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162
Copy problematic folder into some backup directory and remove it from your SVN working directory...
How to reload the current state?
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edited Jul 18 '16 at 20:41
answered May 12 '14 at 12:41
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How to write to a file in Scala?
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Edit 2019 (8 years later), Scala-IO being not very active, if any, Li Haoyi suggests his own library lihaoyi/os-lib, that he presents below.
June 2019, Xavier Guihot mentions in his answer the library Using, a utility for perform...