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React.js: Wrapping one component into another
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Update parent scope variable in AngularJS
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You need to use an object (not a primitive) in the parent scope and then you will be able to upd...
Converting datetime.date to UTC timestamp in Python
...esents time in UTC to the corresponding POSIX timestamp (a float).
Python 3.3+
datetime.timestamp():
from datetime import timezone
timestamp = dt.replace(tzinfo=timezone.utc).timestamp()
Note: It is necessary to supply timezone.utc explicitly otherwise .timestamp() assume that your naive datet...
How to execute an external program from within Node.js?
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edited Nov 2 '16 at 18:39
answered Apr 25 '11 at 4:16
Ma...
Adding a Method to an Existing Object Instance
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Cristian Ciupitu
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answered Aug 6 '08 at 0:33
Jason PrattJason Prat...
All Ruby tests raising: undefined method `authenticate' for nil:NilClass
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edited Aug 7 '13 at 14:15
Guillaume
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hexadecimal string to byte array in python
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>>> hex_data
"\xde\xad\xbe\xef"
or since Python 2.7 and Python 3.0:
>>> bytes.fromhex(hex_string) # Python ≥ 3
b'\xde\xad\xbe\xef'
>>> bytearray.fromhex(hex_string)
bytearray(b'\xde\xad\xbe\xef')
Note that bytes is an immutable version of bytearray.
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Javascript - How to detect if document has loaded (IE 7/Firefox 3)
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edited Jan 20 '15 at 13:50
answered Aug 17 '11 at 5:57
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jQuery “Does not have attribute” selector?
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