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How do I check for C++11 support?
...n of the C++ standard supported see this
#if __cplusplus <= 199711L
#error This library needs at least a C++11 compliant compiler
#endif
It is set to 199711L in Visual Studio 2010 SP1, but I do not know if vendors will be so bold to increase it already if they just have (partial) compiler-le...
How do I pass a unique_ptr argument to a constructor or a function?
...ts (the order of evaluation being unspecified), which could lead to subtle errors; by contrast, using mode 3 assures that no move from p takes place before the function call, so other arguments can safely access a value through p.
When used with std::shared_ptr, this mode is interesting in that wit...
How is Python's List Implemented?
... -m timeit --setup="x = [None]*1000" "x[500]"
10000000 loops, best of 3: 0.0579 usec per loop
...>python -m timeit --setup="x = [None]*1000" "x[0]"
10000000 loops, best of 3: 0.0566 usec per loop
I would be astounded if IronPython or Jython used linked lists - they would ruin the performance o...
How to find the lowest common ancestor of two nodes in any binary tree?
... |
edited Oct 8 '18 at 17:05
Cœur
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answere...
C++ Dynamic Shared Library on Linux
...ed.so", RTLD_NOW);
if (! handler) {
throw std::runtime_error(dlerror());
}
Reset_dlerror();
creator = reinterpret_cast<Base_creator_t>(dlsym(handler, "create"));
Check_dlerror();
}
std::unique_ptr<Base> create() const {
...
Finding the index of an item in a list
...ure should be used if the list is very long?
– izhang05
Feb 22 at 20:36
@izhang: Some auxillary index, like an {elemen...
Change date of git tag (or GitHub Release based on it)
...Phrogz/docubot.git
! [rejected] 1.0.1 -> 1.0.1 (already exists)
error: failed to push some refs to 'git@github.com:Phrogz/docubot.git'
hint: Updates were rejected because the tag already exists in the remote.
Instead, you must remove the tag locally:
git tag -d 1.0.1
Push that deleti...
Recursively counting files in a Linux directory
...s not recognize as a command or something similar. That's why you get that error message.
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What's the difference between using “let” and “var”?
...t baz = "Bazz";
console.log(baz);
}
console.log(baz); // ReferenceError
}
run();
The reason why let keyword was introduced to the language was function scope is confusing and was one of the main sources of bugs in JavaScript.
Take a look at this example from another stackoverflow questi...
Count number of lines in a git repository
...
@buck Thanks, but I am getting an error when I try that command 'cannot make pipe for process substitution: Function not implemented wc: unrecognized option --files0-from='. Any ideas?
– Lea Hayes
Nov 21 '14 at 14:02
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