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Convert tuple to list and back
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Convert tuple to list:
>>> t = ('my', 'name', 'is', 'mr', 'tuple')
>>> t
('my', 'name', 'is', 'mr', 'tuple')
>>> list(t)
['my', 'name', 'is', 'mr', 'tuple']
Convert list to tuple:
>>> l...
Converting datetime.date to UTC timestamp in Python
I am dealing with dates in Python and I need to convert them to UTC timestamps to be used
inside Javascript. The following code does not work:
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How to convert an OrderedDict into a regular dict in python3
I am struggling with the following problem:
I want to convert an OrderedDict like this:
8 Answers
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Converting JSONarray to ArrayList
I am downloading a JSON string and converting it to JSONArray. Im putting it into a listview and need to be able to delete from that listview later, and since JSONArray has no .remove method (Thanks Obama), I am trying to convert it to an arraylist.
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ImportError: No module named site on Windows
...h this problem, see my comment on the main question. Basically you need to convert PYTHONPATH to a windows-style path with export PYTHONPATH=$(cygpath -w $PYTHONPATH).
– robert
Aug 19 '14 at 13:13
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Convert datetime to Unix timestamp and convert it back in python
... you need to either use a local (aware) epoch on both sides, or explicitly convert to and from UTC.
If you have, or can upgrade to, Python 3.3 or later, you can avoid all of these problems by just using the timestamp method instead of trying to figure out how to do it yourself. And even if you don'...
How can I convert a Unix timestamp to DateTime and vice versa?
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Did you just miss the "vice versa"? How do we convert a DateTime to a timestamp?
– Jonny
Dec 8 '14 at 8:31
42
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How to convert R Markdown to PDF?
I've previously asked about the commands for converting R Markdown to HTML .
8 Answers
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Converting pixels to dp
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// Converts 14 dip into its equivalent px
float dip = 14f;
Resources r = getResources();
float px = TypedValue.applyDimension(
TypedValue.COMPLEX_UNIT_DIP,
dip,
r.getDisplayMetrics()
);
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Can I use if (pointer) instead of if (pointer != NULL)?
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You can; the null pointer is implicitly converted into boolean false while non-null pointers are converted into true. From the C++11 standard, section on Boolean Conversions:
A prvalue of arithmetic, unscoped enumeration, pointer, or pointer to member type can ...