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C++ lambda with captures as a function pointer
...code compiles fine without lambda captures, but there is a type conversion error with lambda capture.
Solution with C++11 is to use std::function (edit: another solution that doesn't require modifying the function signature is shown after this example). You can also use boost::function (which ac...
Copy constructor for a class with unique_ptr
...it has already been deleted and we will get some bad memory access runtime error (or undefined behavior if we are unlucky).
So, the right way is to either implement copy constructor and copy assignment operator, so that the behavior is clear and we can create a copy.
unique_ptr is way ahead of us ...
Why aren't superclass __init__ methods automatically invoked?
...raint on constructors, no value may be returned; doing so will cause a TypeError to be raised at runtime" (emphasis mine). So there, it's official, __init__ is a constructor.
– Ben
Oct 31 '11 at 1:18
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What is the difference between an interface and abstract class?
...ures that classes must match. They behave the same as long as there are no errors though.
– Tor Valamo
Dec 16 '09 at 8:55
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What is the point of the diamond operator () in Java 7?
...le, using the raw type means you don't get this protection and will get an error at runtime. This is why you should not use raw types.
// Not legal since the right side is actually generic!
List<Integer> integers = new LinkedList<>(strings);
The diamond operator, however, allows the r...
Git: How to edit/reword a merge commit's message?
... up my changes I get this ! [rejected] HEAD -> master (non-fast-forward)error: failed to push some refs to
– Marc
Mar 26 '13 at 14:58
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C++ valarray vs. vector
...e fact that, since std::valarrays are expected to be highly optimized, any error messages you get while using them will probably be non-intuitive.
Out of curiosity, about a year ago I pitted std::valarray against std::vector. I no longer have the code or the precise results (although it shouldn't ...
Why do you not use C for your web apps?
...rogramming can't be secure and fast, but it is more susceptible to harsher errors.
– Jordan
Jun 21 '10 at 0:56
3
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Preferred Github workflow for updating a pull request after code review
...a56 code standard fixes as per PR comments
fb30112 correct typos and fatal error
58ae094 fixing problem
It's a good idea to squash things together so they appear as a single commit:
$ git rebase -i parent/master
This will prompt you to choose how to rewrite the history of your pull request, th...
How to implement if-else statement in XSLT?
...omplement of the first one makes any subsequent modification more prone to error.
– Philippe-André Lorin
Jan 13 '17 at 11:01
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