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Results tagged with c++
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user 25016
Questions about C++, a statically typed, free-form, multi-paradigm, compiled, general-purpose programming language.
2
votes
Why declare a variable in one line, and assign to it in the next?
Pros for localising variable definitions and their meaningful initialisation:
if variables are habitually assigned a meaningful value when they first appear in the code (another perspective on the s …
- 680
5
votes
The "blub paradox" and c++
Coroutines are an immensely useful language feature that underpin a lot of the more tangible benefits of other languages over C++. They basically provide extra stacks so functions can be interrupted …
- 680
47
votes
When NOT to use virtual destructors?
If you add a virtual destructor to a class:
in most (all?) current C++ implementations, every object instance of that class needs to store a pointer to the virtual dispatch table for the runtime typ …
- 680
2
votes
Why do we have postfix increment?
Amongst the subtle elements of good programming are localisation and minimalism:
putting variables in a minimal scope of use
using const when write access isn't required
etc.
In the same spirit, x …
- 680