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Drop all duplicate rows across multiple columns in Python Pandas
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This is much easier in pandas now with drop_duplicates and the keep parameter.
import pandas as pd
df = pd.DataFrame({"A":["foo", "foo", "foo", "bar"], "B":[0,1,1,1], "C":["A","A","B","A"]})
df.drop_duplicates(subset=['A', 'C'], keep=False)
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ModelState.IsValid == false, why?
...eturn Values.All(modelState => modelState.Errors.Count == 0);
}
}
Now, it looks like it can't be. Well, that's for ASP.NET MVC v1.
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difference between width auto and width 100 percent
...ion about width: auto was that the width is set to that of the contents. Now I see that it takes the full width of the parent.
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How do you organise multiple git repositories, so that all of them are backed up together?
...ration from project tasks, while most SVN workflows conflate the two; it's now common to see people delegate the administrative part to GitHub or other such providers.)
– Damien Diederen
Mar 22 '10 at 10:45
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Why does the 260 character path length limit exist in Windows?
...used here for visual clarity and cannot be part of a valid path string.)
Now we see that it is 1+2+256+1 or [drive][:\][path][null] = 260. One could assume that 256 is a reasonable fixed string length from the DOS days. And going back to the DOS APIs we realize that the system tracked the current ...
Can I keep Nuget on the jQuery 1.9.x/1.x path (instead of upgrading to 2.x)?
...hat happens when the 1.9 branch gets updated because the package feed will now be on the 2.0+ track. I assume you'll have to switch to a new nuget package specifically written to support the 'legacy' 1.x version, or copy the script in manually each time.
In any case, I'll update this when I learn m...
What does it mean to “program to an interface”?
... CallDuringDinner();
ContinueTalkingWhenYouSayNo();
}
}
We now have two classes that can each be annoying in their own way. And they do not need to derive from the same base class and share common inherent characteristics -- they simply need to satisfy the contract of IPest -- that ...
“An exception occurred while processing your request. Additionally, another exception occurred while
...he detailed error first and update your question.
UPDATE: A second option now available in VS2013 is Remote Debugging a Cloud Service or Virtual Machine.
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How do I push a local repo to Bitbucket using SourceTree without creating a repo on bitbucket first?
...c key you copied in step 4 of the previous section
That's it! You should now be able to push/pull to your BitBucket private repos. Your keys aren't just for Git either, many services use ssh keys to identify users, and the best part is you only need one. If you ever lose your keys (e.g. when chang...
LINQ-to-SQL vs stored procedures? [closed]
...e gets cluttered quick. (3) You've written a powerful select statement but now you want the user to be able to pick the column that gets sorted - in TSQL you might have to use a CTE that does a row_number over each column that could be sorted; in LINQ it can be solved with a few if statements in an ...