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Replacing NAs with latest non-NA value
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@BallpointBen 's comment is important and should be included in the answer. Thanks!
– Ben
Mar 6 at 16:43
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Applying a function to every row of a table using dplyr?
...it useful to use adply for scalar functions that I have to apply to each and every row.
7 Answers
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Difference between `constexpr` and `const`
What's the difference between constexpr and const ?
9 Answers
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How can I sort a dictionary by key?
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Standard Python dictionaries are unordered. Even if you sorted the (key,value) pairs, you wouldn't be able to store them in a dict in a way that would preserve the ordering.
The easiest way is to use OrderedDict, which remembe...
How do I do a not equal in Django queryset filtering?
In Django model QuerySets, I see that there is a __gt and __lt for comparitive values, but is there a __ne / != / <> ( not equals ?)
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Invalid date format specification in gemspec
I am getting the following error when I try to use gems in windows, and I also referred to
this stackoverflow post and updated rubygems and rails. But nothing could solve the problem.
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Setting global styles for Views in Android
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Actually, you can set a default style for TextViews (and most other built-in widgets) without needing to do a custom java class or setting the style individually.
If you take a look in themes.xml in the Android source, you will see a bunch of attributes for the default style f...
Golang tests in sub-directory
I want to create a package in Go with tests and examples for the package as subdirectories to keep the workspace cleaner. Is this possible and if so how?
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git switch branch without discarding local changes
Alright, lets say one day we make happen to make a bunch of modifications and when we go to commit them we notice we were working on the wrong branch.
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Find the files existing in one directory but not in the other [closed]
...es existing in one directory but not in the other, I tried to use this command:
14 Answers
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