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Is there a simple, elegant way to define singletons? [duplicate]
There seem to be many ways to define singletons in Python. Is there a consensus opinion on Stack Overflow?
21 Answers
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What does @synchronized() do as a singleton method in objective C?
I just created a singleton method, and I would like to know what the function @synchronized() does, as I use it frequently, but do not know the meaning.
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C# generic type constraint for everything nullable
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If you are willing to make a runtime check in Foo's constructor rather than having a compile-time check, you can check if the type is not a reference or nullable type, and throw an exception if that's the case.
I realise that only having a...
Setting an object to null vs Dispose()
I am fascinated by the way the CLR and GC works (I'm working on expanding my knowledge on this by reading CLR via C#, Jon Skeet's books/posts, and more).
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Play audio file from the assets directory
I have the following code:
6 Answers
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Using Tint color on UIImageView
... UIButton . I add UIImageView on it and add an image. I would like to paint it over the image with a tint color but it doesn't work.
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Update a record without first querying?
... query the database and load a list of items. Then I open one of the items in a detail view form, and instead of re-querying the item out of the database, I create an instance of the item from the datasource in the list.
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What is the Swift equivalent of -[NSObject description]?
In Objective-C, one can add a description method to their class to aid in debugging:
7 Answers
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AVAudioPlayer throws breakpoint in debug mode
Every time I load the app it stops as if I had set a breakpoint on this line:
6 Answers
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How to fully delete a git repository created with init?
I created a git repository with git init . I'd like to delete it entirely and init a new one.
13 Answers
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