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Implementing Fast and Efficient Core Data Import on iOS 5
...what may be your real issue regarding the hang... you show two different calls to save on the master. the first is well protected in its own performBlock, but the second is not (though you may be calling saveMasterContext in a performBlock...
However, I'd also change this code...
- (void)saveMas...
What does the @ symbol represent in objective-c?
...structs.
The major exceptions are id, Class, nil, and Nil, which are generally treated as language keywords even though they may also have a typedef or #define behind them. For example, the compiler actually does treat id specially in terms of the pointer type conversion rules it applies to declar...
How to create an installer for a .net Windows Service using Visual Studio
How do I create an installer for a Windows Service that I have created using Visual Studio?
5 Answers
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Implementing comparison operators via 'tuple' and 'tie', a good idea?
(Note: tuple and tie can be taken from Boost or C++11.)
When writing small structs with only two elements, I sometimes tend to choose a std::pair , as all important stuff is already done for that datatype, like operator< for strict-weak-ordering.
The downsides though are the pretty much us...
What do the arrow icons in Subclipse mean?
...→ Ignored Resources.
- A file not under version control. These are typically new files that you have not committed to the repository yet.
- A versioned file that needs to be added to the remote repository. These are typically files you have either renamed, or moved to a different directory.
- A...
Close Window from ViewModel
Im creating a Login using a window control to allow a user to login into a WPF application that I am creating.
17 Answ...
Difference between document.addEventListener and window.addEventListener?
...o events destined for a different object. You should use the one that actually has the event you are interested in.
For example, there is a "resize" event on the window object that is not on the document object.
For example, the "DOMContentLoaded" event is only on the document object.
So basical...
Resizing an iframe based on content
...policy was also an issue. After many hours spent trawling google, we eventually found a (somewhat..) workable solution, which you may be able to adapt to your needs.
There is a way around the same origin policy, but it requires changes on both the iframed content and the framing page, so if you hav...
Calculating sum of repeated elements in AngularJS ng-repeat
...to this is that it iterates over the collection twice. this is fine for small collections, but what if the collection is rather large? it seems like in ng-repeat there should be a way to have a running sum on a given object field.
– icfantv
Aug 6 '14 at 16:14...
What's the difference between interface and @interface in java?
...rsity, so I'm a little out of touch - at any rate I've been working on a small Java project this week, and using Intellij IDEA as my IDE, for a change of pace from my regular .Net development.
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