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python pandas: Remove duplicates by columns A, keeping the row with the highest value in column B
I have a dataframe with repeat values in column A. I want to drop duplicates, keeping the row with the highest value in column B.
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Git repository broken after computer died
...e of my git repositories is broken. When I try to checkout master it tells me:
15 Answers
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Select element by exact match of its content
...if there is a way to make the :contains() jQuery's selector to select elements with only the string that is typed in
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How would you implement an LRU cache in Java?
Please don't say EHCache or OSCache, etc. Assume for purposes of this question that I want to implement my own using just the SDK (learning by doing). Given that the cache will be used in a multithreaded environment, which datastructures would you use? I've already implemented one using LinkedHashM...
How can I recover a removed file in Mercurial (if at all)?
Accidentally, by using a GUI as opposed to CLI, I removed every file in a Mercurial project.
9 Answers
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Getting the current page
.... I can't find any variable that holds this. But I think it must be held somewhere, since the indicator is able to show which sub-view of the scroll view is currently being displayed.
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List all files and directories in a directory + subdirectories
... directory. If I chose C:\ as the directory, the program would get every name of every file and folder on the hard drive that it had access to.
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Analytics Google API Error 403: “User does not have any Google Analytics Account”
...Google Analytics profile I wanted it to access.
I got the email address (something like xxxxxx@developer.gserviceaccount.com) for the service account by looking under the "API Access" tab in the Google APIs console.
Then, I followed Google's instructions for adding an email address to an Analytics p...
OSGi, Java Modularity and Jigsaw
...terday morning I hadn't a clue as to what OSGi even was. OSGi was just some buzzword that I kept seeing cropping up over and over again, and so I finally set aside some time to brush up on it.
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How to get the type of T from a member of a generic class or method?
Let say I have a generic member in a class or method, so:
16 Answers
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