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Get column index from column name in python pandas
...s McKinney
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ASP.NET MVC JsonResult Date Format
...on in Javascript - very much like JPot's, but shorter (and possibly a tiny bit faster):
value = new Date(parseInt(value.substr(6)));
"value.substr(6)" takes out the "/Date(" part, and the parseInt function ignores the non-number characters that occur at the end.
EDIT: I have intentionally left o...
Which MySQL datatype to use for an IP address? [duplicate]
...ace in the database, and is probably a better choice, even if it implies a bit of manipulations when storing and retrieving the data (converting it from/to a string).
About those manipulations, see the ip2long() and long2ip() functions, on the PHP-side, or inet_aton() and inet_ntoa() on the MySQL-s...
How to install 2 Anacondas (Python 2 and 3) on Mac OS
... Then how can I switch between python2 and python3? And BTW, I'm on win7.
– cqcn1991
Jun 12 '15 at 10:27
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Difference between Math.Floor() and Math.Truncate()
...ards zero?
– Noam Gal
May 19 '09 at 10:40
8
When does (int)myDouble differ from (int)Math.Truncat...
UIRefreshControl - beginRefreshing not working when UITableViewController is inside UINavigationCont
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Dmitry ShevchenkoDmitry Shevchenko
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python pandas: apply a function with arguments to a series
...ools.partial(operator.add,3)
>>> add_3(2)
5
>>> add_3(7)
10
You can also pass keyword arguments using partial.
Another way would be to create a lambda:
my_series.apply((lambda x: your_func(a,b,c,d,...,x)))
But I think using partial is better.
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How do I detect a click outside an element?
...t() is now also available in all major browsers (the W3C version differs a bit from the jQuery one).
Polyfills can be found here: Element.closest()
Edit – 2020-05-21
In the case where you want the user to be able to click-and-drag inside the element, then release the mouse outside the element, wit...
Hashing a file in Python
...
def sha256sum(filename):
h = hashlib.sha256()
b = bytearray(128*1024)
mv = memoryview(b)
with open(filename, 'rb', buffering=0) as f:
for n in iter(lambda : f.readinto(mv), 0):
h.update(mv[:n])
return h.hexdigest()
...
How to convert an enum type variable to a string?
...tring function as an operator<< overload instead, but I think it's a bit cleaner to require an explicit "ToString" to convert the value to string form.
As a usage example, your OS_type enumeration would be defined as follows:
DEFINE_ENUM_WITH_STRING_CONVERSIONS(OS_type, (Linux)(Apple)(Window...