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What does Class mean in Java?
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I thought the whole point of a generic is you don't know the class type upfront. Otherwise you would just define a function to use a particular class type for the parameter. This question mark still doesn't make sense.
– Brain2000
Mar 6 ...
Execute AsyncTask several times
...n onResume(). So i made my Asynctask static, and get the instance from it. Now we still have the same problem.
So what i did in the onPostExecute() is this:
instance = null;
Keeping in mind that i check in the static getInstance method that my instance isn't null, else i create it:
if (instanc...
“Unknown class in Interface Builder file” error at runtime
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Despite the "Unknown class MyClass in Interface Builder file." error printed at runtime, this issue has nothing to do with Interface Builder, but rather with the linker, which is not linking a class because no code uses it directly.
When th...
Disabling Strict Standards in PHP 5.4
..., which means that my previous setting for error_reporting does not work now. My previous value was E_ALL & ~E_NOTICE & ~E_STRICT Should I just enable values one at a time?
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Connect Java to a MySQL database
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Hi @SeanOwen I wonder that, why do we close rs and stmt? Why not just conn?
– Kamuran Sönecek
Apr 14 '16 at 6:37
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Forced naming of parameters in Python
...ameters after _p=__named_only_start must be provided by name only (unless knowledge about the special sentinel object __named_only_start is obtained and used).
Pros:
Parameters are explicit in number and meaning (the later if good names are also chosen, of course).
If the sentinel is specified a...
Declaring a custom android UI element using XML
...or refuses to use the values for all android: attributes. I would like to know if it is a feature or bug
– deej
Mar 28 '13 at 0:17
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How to use R's ellipsis feature when writing your own function?
...st.
A valid use case for this is in cases where you want to pass in an unknown number of objects for operation (as in your example of c() or data.frame()). It's not a good idea to use the ... when you know each parameter in advance, however, as it adds some ambiguity and further complication to th...
How to hide databases that I am not allowed to access
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I'm using pgAdmin 4 now and DB restriction works great.
– AskYous
Nov 22 '17 at 21:42
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What is an MvcHtmlString and when should I use it?
...ring and HtmlString? After reading the docs linked above, I still did not know what MvcHtmlString gives me that HtmlString does not.
– flipdoubt
Jan 9 '13 at 13:41
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