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Efficient string concatenation in C++
...ly will have much better efficiency simply by using operator += instead.
Now after that disclaimer, I will answer your actual question...
The efficiency of the STL string class depends on the implementation of STL you are using.
You could guarantee efficiency and have greater control yourself by...
NuGet auto package restore does not work with MSBuild
...n't dated that I can see and I don't see how it says it is not recommended now? I'm on VS2013 and that button appears to work fine. I did not have the problem referenced, "So, you clicked "Enable Nuget Package Restore" and now your stuff doesn't build. The steps to fix it are painful, but less painf...
ios simulator: how to close an app
... Q was asked you and was responded by @lehn0058 on Aug 29 '13 correctly, now to get easy upvotes, you accepted your answer and modified by copying his. Not a fare call at all. Atleast mention the deserving persons name.
– Nicks
Apr 27 '17 at 0:40
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Immutable vs Unmodifiable collection
... not copy the collection, where as the immutable version used in guava and now also in jdk9+ with e.g. List.of(...) does indeed copy twice!
– benez
Sep 24 '18 at 18:03
add a c...
Is the practice of returning a C++ reference variable evil?
...nt() {
int* i = new int;
return *i; // DON'T DO THIS.
}
Because now the client has to eventually do the strange:
int& myInt = getInt(); // note the &, we cannot lose this reference!
delete &myInt; // must delete...totally weird and evil
int oops = getInt();
delete ...
Suppressing “warning CS4014: Because this call is not awaited, execution of the current method conti
...
With C# 7 you can now use discards:
_ = WorkAsync();
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Display current time in 12 hour format with AM/PM
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Outmoded now. These formatting codes are now supplanted by the formatting codes of the DateTimeFormatter class, per JSR 310.
– Basil Bourque
Sep 3 '19 at 1:45
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What does “dereferencing” a pointer mean?
...ate, see "More about memory addresses, and why you probably don't need to know" at the end of this answer.
When you want to access the data/value in the memory that the pointer points to - the contents of the address with that numerical index - then you dereference the pointer.
Different computer...
What is unit testing and how do you do it? [duplicate]
...un an exhaustive examination of your program's capabilities. So then you know it works and therefore write fewer bugs as well as fixing bugs with greater speed.
– robertpostill
Mar 16 '09 at 23:06
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Is there a properly tested alternative to Select2 or Chosen? [closed]
... suite of tests using a combination of testem, syn, mocha, and chai. Right now there are the following classes of tests:
InteractionFunctional tests that makes sure the control behaves as if the user is using it (using syn).
SetupEnsures the control can be initialized properly from existing <se...