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Should we pass a shared_ptr by reference or by value?
... but as shown here it is cheaper to pass by value: stackoverflow.com/a/12002668/128384 shouldn't that be taken into account as well (at least for constructor arguments etc where a the shared_ptr is going to be made a member of the class)?
– stijn
Jan ...
how to calculate binary search complexity
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Here a more mathematical way of seeing it, though not really complicated. IMO much clearer as informal ones:
The question is, how many times can you divide N by 2 until you have 1? This is essentially saying, do a binary search (half the elements) until you found it. In a formula this...
Difference in make_shared and normal shared_ptr in C++
...t;("bar"));
Update II: Disadvantage of std::make_shared
Quoting Casey's comments:
Since there there's only one allocation, the pointee's memory cannot be deallocated until the control block is no longer in use. A weak_ptr can keep the control block alive indefinitely.
Why do instances of we...
Error when testing on iOS simulator: Couldn't register with the bootstrap server
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Try quitting and restarting the simulator? If "worse comes to worst" you can always try restarting: in my experience this should fix it.
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UIDevice uniqueIdentifier deprecated - What to do now?
It has just come to light that the UIDevice uniqueIdentifier property is deprecated in iOS 5 and unavailable in iOS 7 and above. No alternative method or property appears to be available or forthcoming.
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Run PHP Task Asynchronously
...end is mostly in PHP. There are several places in the code where I need to complete some task, but I don't want to make the user wait for the result. For example, when creating a new account, I need to send them a welcome email. But when they hit the 'Finish Registration' button, I don't want to mak...
How do I install from a local cache with pip?
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community wiki
6 revs, 3 users 87%Matthew Rankin
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Java: Why is the Date constructor deprecated, and what do I use instead?
I come from the C# world, so not too experienced with Java yet. I was just told by Eclipse that Date was deprecated:
14 A...
Does using final for variables in Java improve garbage collection?
...ect referred to by a live object is also marked as being alive.
After the completion of the mark phase, the GC sweeps through the heap, freeing memory for all unmarked objects (and compacting the memory for the remaining live objects).
Also, it's important to recognize that the Java heap memory is...
Use ASP.NET MVC validation with jquery ajax?
...o set you up for client side validation
Resources
http://msdn.microsoft.com/en-us/vs2010trainingcourse_aspnetmvccustomvalidation_topic5.aspx
Server Side
NOTE: This is only for additional server side validation on top of jQuery.validation library
Perhaps something like this could help:
[Valid...