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WPF global exception handler [duplicate]
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You can handle the AppDomain.UnhandledException event
EDIT: actually, this event is probably more adequate: Application.DispatcherUnhandledException
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Objective-C ARC: strong vs retain and weak vs assign
...ew memory management attributes for properties introduced by ARC, strong and weak .
8 Answers
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Auto reloading a Sails.js app on code changes?
...y code change in a sails.js app you have to manually stop the sails server and run sails lift again before you can see the changes.
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SQL - using alias in Group By
...d because they must have been introduced in a previous step.
So in Oracle and SQL Server, you cannot use a term in the GROUP BY clause that you define in the SELECT clause because the GROUP BY is executed before the SELECT clause.
There are exceptions though: MySQL and Postgres seem to have additi...
Understanding reference counting with Cocoa and Objective-C
I'm just beginning to have a look at Objective-C and Cocoa with a view to playing with the iPhone SDK. I'm reasonably comfortable with C's malloc and free concept, but Cocoa's references counting scheme has me rather confused. I'm told it's very elegant once you understand it, but I'm just not o...
SortedList, SortedDictionary and Dictionary
...at SortedList<TKey, TValue> SortedDictionary<TKey, TValue> and Dictionary<TKey, TValue> implement the same interfaces.
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viewWillDisappear: Determine whether view controller is being popped or is showing a sub-view contro
... I've just been trying to perform the same thing but in viewWillAppear and it would seem that whether the view controller is being revealed by it being pushed or something above it being popped, The viewControllers array is the same both ways! Any ideas?
– Michael Waterfall...
Best Practices: Salting & peppering passwords?
...t what I'd been doing wasn't in fact salting passwords but peppering them, and I've since begun doing both with a function like:
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Python CSV error: line contains NULL byte
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print repr(open('my.csv', 'rb').read(200)) # dump 1st 200 bytes of file
and carefully copy/paste (don't retype) the result into an edit of your question (not into a comment).
Also note that if the file is really dodgy e.g. no \r or \n within reasonable distance from the start of the file, the li...
iPhone App Icons - Exact Radius?
...now how to get the exact radius that the iPhone's icons use. I've searched and searched for a tutorial or a template but can't find one.
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