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How to reorder data.table columns (without copying)
...this in the first item here: datatable.r-forge.r-project.org/datatable-faq.pdf
– Frank
Dec 2 '15 at 21:51
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What is the reason behind cbegin/cend?
...
From http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2004/n1674.pdf:
so that a programmer can directly obtain a const_iterator from even a
non-const container
They gave this example
vector<MyType> v;
// fill v ...
typedef vector<MyType>::iterator iter;
for( iter it =...
How do I handle newlines in JSON?
...ion, http://www.ecma-international.org/publications/files/ECMA-ST/ECMA-404.pdf:
A string is a sequence of Unicode code points wrapped with quotation marks
(U+0022). All characters may be placed within the quotation marks except for the
characters that must be escaped: quotation mark (U+0...
Check if a program exists from a Makefile
... $(error "dot is not available please install graphviz")
endif
dot -Tpdf -o pres.pdf pres.dot
It works beautifully because "command -v" doesn't print anything if the executable is not available, so the variable DOT never gets defined and you can just check it whenever you want in your code....
Static hosting on Amazon S3 - DNS Configuration
...xample.com.s3-website-us-east-1.amazonaws.com
From their Manage DNS guide pdf it says the "@ record" refers to "your domain in its purest form with no subdomain" ie the naked domain stackoverflow.com
But it doesn't mention what the "* record" is, I assumed it would be to catch all sub domains and ...
Where can I get a “useful” C++ binary search algorithm?
... Good link; and also good link in the link: lafstern.org/matt/col1.pdf, which describes how lookups implemented with a sorted vector, rather than set (though both are log(N)), have significantly better constants of proportionality and are ~twice as fast (the disadvantage being a larger INSER...
What is the Linux equivalent to DOS pause?
...n devoted to this subject (apple2scans.net/files/1982-A2F2116-m-a2e-aiiedg.pdf).
– Gellweiler
Apr 6 '18 at 17:26
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Android中Java和JavaScript交互 - 更多技术 - 清泛网 - 专注C/C++及内核技术
... not accessible by your web page when running on Android 4.2 or higher.
中文大意为
警告：如果你的程序目标平台是17或者是更高，你必须要在暴露给网页可调用的方法（这个方法必须是公开的）加上@JavascriptInterface注释。如果你不这样做的...
Visual C++: How to disable specific linker warnings?
...de building the pdb files already.
BUT, the default is to name all of the PDF files the same thing: vc100.pdb in my case.
As you need a .pdb for each and every .lib, this creates a problem, especially if you are using something like ImageMagik, which creates about 20 static .lib files. You cannot ...
Possible reasons for timeout when trying to access EC2 instance
...happens. (Recommended reading: Architecting for the Cloud: Best Practices (PDF), a paper by Jinesh Varia who is a web services evangelist at Amazon. See especially the section titled "Design for failure and nothing will fail".)
...