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Drop all duplicate rows across multiple columns in Python Pandas
The pandas drop_duplicates function is great for "uniquifying" a dataframe. However, one of the keyword arguments to pass is take_last=True or take_last=False , while I would like to drop all rows which are duplicates across a subset of columns. Is this possible?
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Max length for client ip address [duplicate]
What would you recommend as the maximum size for a database column storing client ip addresses? I have it set to 16 right now, but could I get an ip address that is longer than that with IPv6, etc?
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How to set 'auto' for upper limit, but keep a fixed lower limit with matplotlib.pyplot
I want to set the upper limit of the y-axis to 'auto', but I want to keep the lower limit of the y-axis to always be zero. I tried 'auto' and 'autorange', but those don't seem to work. Thank you in advance.
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How can I create a copy of an object in Python?
I would like to create a copy of an object. I want the new object to possess all properties of the old object (values of the fields). But I want to have independent objects. So, if I change values of the fields of the new object, the old object should not be affected by that.
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Resize UIImage by keeping Aspect ratio and width
I seen in many posts for resizing the image by keeping aspect ratio. These functions uses the fixed points(Width and Height) for RECT while resizing. But in my project, I need to resize the view based on the Width alone, Height should be taken automatically based on the aspect ratio.
anyone help me ...
How to create a tuple with only one element
In the below example I would expect all the elements to be tuples, why is a tuple converted to a string when it only contains a single string?
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How do I exclude all instances of a transitive dependency when using Gradle?
My gradle project uses the application plugin to build a jar file. As part of the runtime transitive dependencies, I end up pulling in org.slf4j:slf4j-log4j12 . (It's referenced as a sub-transitive dependency in at least 5 or 6 other transitive dependencies - this project is using spring and hado...
Convert to binary and keep leading zeros in Python
I'm trying to convert an integer to binary using the bin() function in Python. However, it always removes the leading zeros, which I actually need, such that the result is always 8-bit:
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tmux: How to join two tmux windows into one, as panes?
I have two tmux windows, with a single pane in each, and I would like to join these two panes together into a single window as a horizontal split panes. How could I do that?
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How to efficiently build a tree from a flat structure?
I have a bunch of objects in a flat structure. These objects have an ID and a ParentID property so they can be arranged in trees. They are in no particular order.
Each ParentID property does not necessarily matches with an ID in the structure. Therefore their could be several trees emerging ...