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Can iterators be reset in Python?
...l answers rightly remarked, in the specific case of csv you can also .seek(0) the underlying file object (a rather special case). I'm not sure that's documented and guaranteed, though it does currently work; it would probably be worth considering only for truly huge csv files, in which the list I ...
Executing elements inserted with .innerHTML
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20 Answers
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Select tableview row programmatically
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110
From reference documentation:
Calling this method does not cause the delegate to receive a t...
How to include JavaScript file or library in Chrome console?
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HarmenHarmen
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Paste multiple times
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109
I have this in my .vimrc:
xnoremap p pgvy
(note: this will work only with the default regist...
How to construct a timedelta object from a simple string
..._time import parse_time
>>> parse_time('12hr')
datetime.timedelta(0, 43200)
>>> parse_time('12hr5m10s')
datetime.timedelta(0, 43510)
>>> parse_time('12hr10s')
datetime.timedelta(0, 43210)
>>> parse_time('10s')
datetime.timedelta(0, 10)
>>>
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REST API Token-based Authentication
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edited Apr 10 '14 at 17:28
answered Mar 19 '12 at 17:09
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Get the first element of each tuple in a list in Python [duplicate]
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Use a list comprehension:
res_list = [x[0] for x in rows]
Below is a demonstration:
>>> rows = [(1, 2), (3, 4), (5, 6)]
>>> [x[0] for x in rows]
[1, 3, 5]
>>>
Alternately, you could use unpacking instead of x[0]:
res_list = [x for...
How to export query result to csv in Oracle SQL Developer?
I'm using Oracle SQL Developer 3.0. Trying to figure out how to export a query result to a text file (preferably CSV). Right clicking on the query results window doesn't give me any export options.
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Why is “if not someobj:” better than “if someobj == None:” in Python?
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In the first test, Python try to convert the object to a bool value if it is not already one. Ro...