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Attempt to set a non-property-list object as an NSUserDefaults
...n is a non-property-list object is telling you that the framework doesn't know how to serialize your person object.
So all that is needed is to ensure that your person object conforms to NSCoding then you can simply convert your array of custom objects into NSData and store that to defaults. Heres...
Neither BindingResult nor plain target object for bean name available as request attribute [duplicat
...iated model (which i don't have available), and so your answer is spot on. now excuse me while i go and bury myself deep in the groud. (a convenient way of adding a model to the view is to return a proper ModelAndView object like so: return new ModelAndView("landing", "login", new Login()); )
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Cache Invalidation — Is there a General Solution?
...the 'rules' of the system as a result of the combined behaviour.
If you know that a always has validity if b does then you can arrange your cache like so (pseudocode):
private map<b,map<a,c>> cache //
private func realFunction // (a,b) -> c
get(a, b)
{
c result;
map&l...
Combining C++ and C - how does #ifdef __cplusplus work?
...C" regions, but it isn't such a good idea from a cleanliness perspective.
Now, specifically regarding your numbered questions:
Regarding #1: __cplusplus will stay defined inside of extern "C" blocks. This doesn't matter, though, since the blocks should nest neatly.
Regarding #2: __cplusplus will...
What is the explicit promise construction antipattern and how do I avoid it?
...
The deferred antipattern (now explicit-construction anti-pattern) coined by Esailija is a common anti-pattern people who are new to promises make, I've made it myself when I first used promises. The problem with the above code is that is fails to util...
Moving project to another folder in Eclipse
...not find it (Windows > Show View > Other > "explo"). Does anyone knows how can change the project path?
– TrueY
Sep 18 '14 at 10:07
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Parallel.ForEach vs Task.Factory.StartNew
...heduler, by default, uses the new ThreadPool, which handles this very well now.
– Reed Copsey
Feb 17 '11 at 16:42
Than...
A migration to add unique constraint to a combination of columns
...uble tap on an api heavy app) I have two identical records in my DB right now and the model has the validation..
– baash05
Mar 17 '15 at 1:26
6
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Setting variable to NULL after free
... @Paul: In the specific case, the declaration could read int *nPtr=NULL;. Now, I would agree that this would be redundant, with a malloc following right in the next line. However, if there is code between the declaration and the first initialization, somebody might start using the variable even tho...
Detecting when the 'back' button is pressed on a navbar
...lution any more. Worked at the time I first used this (it was iOS 10). But now I accidentally found it calmly stopped working (iOS 11). Had to switch to the "willMove(toParentViewController)" solution.
– Vitalii
Jan 24 '18 at 14:27
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