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Callback functions in C++
...on callback is -in analogy to function pointers- quite simple as well:
C my_c{2}; // aggregate initialization
int a = 5;
int b = C_foobar(a, my_c, &C::foo); // call C_foobar with pointer to foo as its callback
3. std::function objects (header <functional>)
The std::function class is...
Polymorphism in C++
...tures-and-implications contrasting of the polymorphic mechanisms. Anyway, my understanding is that the formal academic exclusively-C++-focused meaning may be narrow, but the formal academic general Comp. Sci. meaning is not, as evidenced by Stroustrup's glossary. We need something definitive - e.g...
Can I use multiple versions of jQuery on the same page?
...erent alias). How the customer is using jQuery will vary and is outside of my control. Can I safely just use the latter half, or do both libraries need to call noConflict()?
– Bungle
Oct 14 '09 at 15:05
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Library not loaded: /usr/local/opt/readline/lib/libreadline.6.2.dylib
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My issue seems to have been related to python installation using brew
– guyarad
Nov 28 '16 at 8:14
6
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Checking from shell script if a directory contains files
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Hi @ChristopheDeTroyer I cannot reproduce your issue. On my side if [ ``ls -A my/dir`` ] exits on error bash: [: -A: binary operator expected. Tested on bash versions 4.1.2 and 4.2.53.
– olibre
Apr 28 '15 at 15:04
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How to compile and run C/C++ in a Unix console/Mac terminal?
... command as follows: gcc -lstdc++ main.cpp -o main.out, and that works on my Mac. via link:stackoverflow.com/questions/11852568/…
– rotoava
Mar 6 '18 at 9:08
add a comment
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How do I insert a linebreak where the cursor is without entering into insert mode in Vim?
...ces are viemu.com/vi-vim-cheat-sheet.gif, vimcasts.org/blog/2014/02/follow-my-leader, vimeo.com/85343734 (slides: speakerdeck.com/nelstrom/follow-my-leader)
– Hotschke
Apr 24 '15 at 9:08
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How to create a DialogFragment without title?
I'm creating a DialogFragment to show some help messages regarding my app. Everything works fine besides one thing: There is a black stripe at the top of the window that shows the DialogFragment, that I presume is reserved for the title, something I don't want to use.
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setuptools vs. distutils: why is distutils still a thing?
...hat, that phrase was quoted from the website I provided, so, those are not my words. However it is an opinion which I, among many other people agree with.
– user3429036
Aug 23 '14 at 11:24
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Is pass-by-value a reasonable default in C++11?
...T const&); and void foo(T&&);.
With that in mind, I now wrote my valued constructors as such:
class T {
U u;
V v;
public:
T(U u, V v)
: u(std::move(u))
, v(std::move(v))
{}
};
Otherwise, passing by reference to const still is reasonable.
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