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How can I strip the whitespace from Pandas DataFrame headers?
... 3
[1 rows x 3 columns]
Note: that this returns a DataFrame object and it's shown as output on screen, but the changes are not actually set on your columns. To make the changes take place, use:
Use the inplace=True argument [docs]
df.rename(columns=lambda x: x.strip(), inplace=True)
A...
Linux how to copy but not overwrite? [closed]
...overwrite any existing files even it they are older than the copied files. And I want to do it completely noninteractive as this will be a part of a Crontab Bash script. Any ideas?
...
Constructor initialization-list evaluation order
... The reason for which they are constructed in the member declaration order and not in the order in the constructor is that one may have several constructors, but there is only one destructor. And the destructor destroy the members in the reserse order of construction.
– AProgr...
What is a “memory stomp”?
...will appear when something tries to access the victim that was stomped on, and the code that stomped on it may be totally unrelated.
Another is accessing memory after it was freed. The memory may be allocated for another object. Again, the code that shows the problem may be related to the newly-all...
MongoDB, remove object from array
... yup, my syntax was wrong. Thanks! Also tried without the upset and multi options and that worked as well.
– lostintranslation
Mar 26 '13 at 20:25
12
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All but last element of Ruby array
...3]
or
a.take 3
or
a.first 3
or
a.pop
which will return the last and leave the array with everything before it
or make the computer work for its dinner:
a.reverse.drop(1).reverse
or
class Array
def clip n=1
take size - n
end
end
a # => [1, 2, 3, 4]
a.clip # =&g...
How to set dialog to show in full screen? [closed]
I have a GridView and i want to make an implémentation of a dialog, on which
the picture that i have selected should display in full screen.
...
How do I open the SearchView programmatically?
...
Expand the SearchView with
searchView.setIconified(false);
and collapse it with
searchView.setIconified(true);
You need to change the value of android:showAsAction from ifRoom|collapseActionView to always. The SearchView's...
How to get the last element of a slice?
...
They left it outside consciously. It was non-obvious and prone to errors. Go overall is circumspect about 'too much meaning'; it also doesn't feature method/operator overloading, default values for function params, etc. which IMHO goes in a similar philosophical vein. See this ...
using gitlab token to clone without authentication
...nder why on gitlab.com on project details they don't give the complete command syntax :-((
– FRa
Feb 28 '18 at 17:16
W...