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What is a C++ delegate?
...lt;int(double)> f = [can be set to about anything in this answer]
// Usually more useful as a parameter to another functions
Option 6: binding (using std::bind)
Allows setting some parameters in advance, convenient to call a member function for instance.
struct MyClass
{
int DoStuff(dou...
How to trigger a build only if changes happen on particular set of files
...s, I have a repositorie with multiple modules (domain, common, api, desktop_app,...) I want trigger a build for desktop_app for example, I put on the "included regions" production_app/*, I tried several combinations like ./desktop_app even absolute path. AndI always got Ignored commit c6e2b1dca0d188...
What is Func, how and when is it used
...PrintListToConsole<T> {
private PrintListConsoleRender<T> _renderer;
public void SetRenderer(PrintListConsoleRender<T> r) {
// this is the point where I can personalize the render mechanism
_renderer = r;
}
public void PrintToConsole(List<T>...
.trim() in JavaScript not working in IE
...han.com/archives/faster-trim-javascript
– Daniel Vassallo
Feb 22 '10 at 0:53
92
...
What is the performance cost of having a virtual method in a C++ class?
...3ghz in-order PowerPC processor. On that architecture, a virtual function call costs 7 nanoseconds longer than a direct (non-virtual) function call.
So, not really worth worrying about the cost unless the function is something like a trivial Get()/Set() accessor, in which anything other than inli...
How to scroll to the bottom of a UITableView on the iPhone before the view appears
...@ChamiraFernando this is the easiest way :)
– AITAALI_ABDERRAHMANE
Dec 15 '17 at 22:15
Note that it might make sense t...
Reserved keywords in JavaScript
...
Here is my poem, which includes all of the reserved keywords in JavaScript, and is dedicated to those who remain honest in the moment, and not just try to score:
Let this long package float,
Goto private class if short.
While protected with debugger case,...
Passing functions with arguments to another function in Python?
... y):
return x+y
# declare partial function
def addPartial(x):
def _wrapper(y):
return add(x, y)
return _wrapper
# run example
def main():
f = addPartial(3)
result = runOp(f, 1) # is 4
Use partial from functools
This is almost identical to lambda shown above. Then why...
How do you default a new class to public when creating it in Visual Studio?
...1033.
Visual Studio 2010 (10.0) and below: There is a zip file in there called Class.zip. Unpack this, edit the file to put in your public keyword then re-pack it (make sure you backup the original).
After this, make sure VS rebuilds it's cache (which is just the zipfiles unzipped into directorie...
How to use `subprocess` command with pipes
I want to use subprocess.check_output() with ps -A | grep 'process_name' .
I tried various solutions but so far nothing worked. Can someone guide me how to do it?
...