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pandas DataFrame: replace nan values with average of columns
...amount imputed for the mean using this?
– bernando_vialli
Jun 8 '18 at 14:29
25
Instead of df=df....
How to get hex color value rather than RGB value?
...er inefficiencies. If you're going to declare hexDigits on every function call, at least do it in rgb2hex's function body (not hex's body), so the array is not redefined 3 times per 1 call to rgb2hex. Also learn to use 'var', so you don't pollute the global scope.
– Matt
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What is a message pump?
...ce given there is not to do so. In one post it is stated "The Office APIs all assume you are running Office in an interactive session on a desktop, with a monitor, keyboard and mouse and, most importantly, a message pump." I'm not sure what that is. (I've been programming in C# for only about a y...
What languages are Windows, Mac OS X and Linux written in?
...C++)
Linux: Most things are in C, many userland apps are in Python, KDE is all C++
All kernels will use some assembly code as well.
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Go > operators
... 2, 5 times" or 32. And 32 >> 5 is "32 divided by 2, 5 times" or 1.
All the other answers give the more technical definition, but nobody laid it out really bluntly and I thought you might want that.
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Reverse of JSON.stringify?
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JSON.stringify and JSON.parse are almost oposites, and "usually" this kind of thing will work:
var obj = ...;
var json = JSON.stringify(obj);
var obj2 = JSON.parse(json);
so that obj and obj2 are "the same".
However there are some limitations to be aware of.
Often these issues ...
Is there a way to detach matplotlib plots so that the computation can continue?
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Use matplotlib's calls that won't block:
Using draw():
from matplotlib.pyplot import plot, draw, show
plot([1,2,3])
draw()
print('continue computation')
# at the end call show to ensure window won't close.
show()
Using interactive mode:
from...
Overriding superclass property with different type in Swift
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Swift does not allow you to change the class type of any variables or properties. Instead you can create an extra variable in the subclass that handles the new class type:
class Chassis {}
class RacingChassis : Chassis {}
class Car {
...
Setting Icon for wpf application (VS 08)
...ly worked for me. This is how I did it:
Put the icon in a folder <icon_path> in the project directory
Mimic the folder path <icon_path> in the solution
Add a new item (your icon) in the solution folder you created
Add the following code in the WPF window's code behind:
Icon = new Bi...
How can I use goto in Javascript?
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Absolutely! There is a project called Summer of Goto that allows you use JavaScript at its fullest potential and will revolutionize the way you can write your code.
This JavaScript preprocessing tool allows you to create a label and then goto it using this ...