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Instance variable: self vs @
...t that they are only the same for languages with dynamic typing and that a C++ virtual method call isn't exactly the same as sending a message. The purist is correct, but that's probably beyond the scope of this question/answer.)
– GrandOpener
Mar 22 '19 at 19...
xkcd style graphs in MATLAB
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+200
Rather than re-implementing all the various plotting functions I wanted to create a generic tool that could convert any existing plo...
How to properly check if std::function is empty in C++11?
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how to install gcc on windows 7 machine?
...TL (Stephan T. Lavavej, isn't that a spot-on name for the maintainer of MSVC++ Standard Library!). You can find it here. It includes Boost.
Another option which is highly useful if you care for prebuilt dependencies is MSYS2, which provides a Unix shell (a Cygwin fork modified to work better with W...
CMake: Project structure with unit tests
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Open files in 'rt' and 'wt' modes
... devnull provides the 't' text option is listed. What surprised me was the C++ link did not also mention that 't' option as I'm pretty sure I'd used the 'rt' and 'wt' options in C fopen code written years ago.
– jussij
Apr 14 '14 at 3:08
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What happens if you call erase() on a map element while iterating from begin to end?
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C++11
This has been fixed in C++11 (or erase has been improved/made consistent across all container types).
The erase method now returns the next iterator.
auto pm_it = port_map.begin();
while(pm_it != port_map.end())
{
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What is a Windows Handle?
...tion subsystem cannot just invalidate pointers at will. Otherwise no C or C++ program could ever be provably correct; worse any program of sufficient complexity would be demonstrably incorrect by definition. Besides, double indirection does not help if the memory directly pointed to is moved aroun...
What is the significance of initializing direction arrays below with given values when developing ch
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How to make a great R reproducible example
...em is yourself. The example should not be an entire R script with "On line 200 there is an error". If you use the debugging tools in R (I love browser()) and Google you should be able to really identify where the problem is and reproduce a trivial example in which the same thing goes wrong.
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