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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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Operator overloading : member function vs. non-member function?
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2 Answers
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Do we still need end slashes in HTML5?
... tag would be invalid.
– Ry-♦
Apr 24 '14 at 18:24
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While the question is about end slashes (e...
How does BLAS get such extreme performance?
... These functions benefit from vectorization (e.g. from using SSE).
Level 2 functions are matrix-vector operations, e.g. some matrix-vector product. These functions could be implemented in terms of Level1 functions. However, you can boost the performance of this functions if you can provide a ded...
Why do people use __(double underscore) so much in C++
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From Programming in C++, Rules and Recommendations :
The use of two underscores (`__') in i...
When should use Readonly and Get only properties
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Creating a property with only a getter makes your property read-only for any code that is outsi...
How do I automatically update a timestamp in PostgreSQL
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To populate the column during insert, use a DEFAULT value:
CREATE TABLE users (
id serial n...
Get value from JToken that may not exist (best practices)
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This is pretty much what the generic method Value() is for. You get exactly the behavior you w...