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How to access the last value in a vector?
...'ve considered the suggestions
x[length(x)]
mylast(x), where mylast is a C++ function implemented through Rcpp,
tail(x, n=1)
dplyr::last(x)
x[end(x)[1]]]
rev(x)[1]
and applied them to random vectors of various sizes (10^3, 10^4, 10^5, 10^6, and 10^7). Before we look at the numbers, I think it sh...
What is Delegate? [closed]
...nd effective example establishing similarities with function pointers in C/C++. Much appreciated!
– G21
Sep 25 '13 at 20:25
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show 10 more c...
Formatting code in Notepad++
...go to TextFX menu and go to TextFX Edit, you will see a menu item Reindent C++ Code.
That will also format C# code.
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What is “String args[]”? parameter in main method Java
...very deep.
Which is basically developed under consideration of C & C++ based on Command line argument but nowadays nobody uses it more.
Thing 1- User can enter any type of data from the command line can be Number or String & necessary to accept it by the compiler which datatype we shou...
How do you count the lines of code in a Visual Studio solution?
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Too bad this doesn't work with native C++ projects (at least it doesn't in VS2013).
– Cameron
Sep 18 '14 at 18:22
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fatal error LNK1112: module machine type 'x64' conflicts with target machine type 'X86'
I'm using CUDA (VC++, Visual studio 2008sp1) to debug a FEM program. The program can only run on a Win32 platform, for the insufficiency of cuda. I think the library files linked are all compiled on the x86 platform, but when I compile it, I get the error message "fatal error LNK1112: module machine...
NoSQL - MongoDB vs CouchDB [closed]
... I found great comparison of NoSQL databases.
MongoDB (3.2)
Written in: C++
Main point: JSON document store
License: AGPL (Drivers: Apache)
Protocol: Custom, binary (BSON)
Master/slave replication (auto failover with replica sets)
Sharding built-in
Queries are javascript expressions
Run arbitrary...
Sequence-zip function for c++11?
...erent than the others in that it doesn't use boost and looks more like the c++ stdlib.
template <typename Iterator>
void advance_all (Iterator & iterator) {
++iterator;
}
template <typename Iterator, typename ... Iterators>
void advance_all (Iterator & iter...
What does “var FOO = FOO || {}” (assign a variable or an empty object to that variable) mean in Java
...@Tim The only difference between || in JS (and Perl) and the version in C, C++ and Java is that JS doesn't cast the result to a boolean. It's still a logical operator.
– Alnitak
Jun 22 '11 at 13:36
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What exactly is nullptr?
We now have C++11 with many new features. An interesting and confusing one (at least for me) is the new nullptr .
14 Answe...