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Why does X[Y] join of data.tables not allow a full outer join, or a left join?
This is a bit of a philosophical question about data.table join syntax. I am finding more and more uses for data.tables, but still learning...
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Find what filetype is loaded in vim
As soon as I load any file in vim, It'll try to detect the file and color-highlight it if possible.
5 Answers
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JOIN two SELECT statement results
Is it possible to join the results of 2 sql SELECT statements in one statement?
I have a database of tasks where each record is a separate task, with deadlines (and a PALT , which is just an INT of days from start to deadline. Age is also an INT number of days.)
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Why aren't python nested functions called closures?
I have seen and used nested functions in Python, and they match the definition of a closure. So why are they called nested functions instead of closures ?
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How to retrieve a user environment variable in CMake (Windows)
I know how to retrieve a normal machine wide environment variable in CMAKE using
4 Answers
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Magic number in boost::hash_combine
The boost::hash_combine template function takes a reference to a hash (called seed ) and an object v . According to the docs , it combines seed with the hash of v by
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Git production/staging server workflow
Currently my website (production server) already have a lot of code in it.
And now I want to start using Git for my projects and setup a staging server for my team.
Can anybody give me any advise?
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C++ Convert string (or char*) to wstring (or wchar_t*)
How would i assign the contents of s to ws?
16 Answers
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What's the point of the X-Requested-With header?
JQuery and other frameworks add the following header:
3 Answers
3
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Are static fields open for garbage collection?
Given an hypothetical utility class that is used only in program setup:
6 Answers
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