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C++11 rvalues and move semantics confusion (return statement)
...e same, and neither is cv-qualified (don't return const types). Stay away from returning with the condition (:?) statement as it can inhibit RVO. Don't wrap the local in some other function that returns a reference to the local. Just return my_local;. Multiple return statements are ok and will ...
When is it right for a constructor to throw an exception?
... not your fault, you cannot prevent them, and you cannot sensibly clean up from them.
Boneheaded exceptions are your own darn fault, you could have prevented them and therefore they are bugs in your code.
Vexing exceptions are the result of unfortunate design decisions. Vexing exceptions are thrown ...
How to launch Safari and open URL from iOS app
On the settings page, I want to include three links to
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Count the items from a IEnumerable without iterating?
... @Shimmy You iterate and count the elements. Or you call Count() from the Linq namespace that does this for you.
– Mendelt
Dec 1 '09 at 8:47
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About Java cloneable
...nterface initial)? but I wonder what this gives you, since you copy fields from an object while cloning, but an interface defines only methods. care to explain?
– Eugene
Jul 29 '19 at 19:53
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Android: Difference between onInterceptTouchEvent and dispatchTouchEvent?
...ore doing the hit testing and if the event was hijacked (by returning true from onInterceptTouchEvent) it sends a ACTION_CANCEL to the child views so they can abandon their touch event processing (from previous touch events) and from then onwards all touch events at the parent level are dispatched t...
How to convert DateTime to/from specific string format (both ways, e.g. given Format is “yyyyMMdd”)?
I am having a problem converting a datetime which is in string format but I am not able to convert it using "yyyyMMdd" format.
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How to change a django QueryDict to Python Dict?
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queryDict.iterlists() is making a list value from each key, maybe because you spect lists?, queryDict.iteritems() if you know that querydict does not contains list.
– panchicore
Mar 7 '13 at 23:06
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Python, remove all non-alphabet chars from string
... data, I have found this post Stripping everything but alphanumeric chars from a string in Python which shows a nice solution using regex, but I am not sure how to implement it
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What is Dependency Injection and Inversion of Control in Spring Framework?
...er ways as well.)
By DI, the responsibility of creating objects is shifted from our application code to the Spring container; this phenomenon is called IoC.
Dependency Injection can be done by setter injection or constructor injection.
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