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When is -XAllowAmbiguousTypes appropriate?
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instance Foo [a] where
whichOne _ = "[a]"
-- |
-- >>> main
-- Error: Overlapping instances for Foo [Int]
main :: IO ()
main = putStrLn $ whichOne (undefined :: [Int])
Your type signature uses SyntacticN (a -> (a -> b) -> b) fi, and neither SyntacticN f fi nor SyntacticN (a -&...
UTF-8 byte[] to String
... is.close();
} catch (Exception e) {
// log error in closing the file
}
}
}
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What is the use of GO in SQL Server Management Studio & Transact SQL?
... separate these commands into batches using go, otherwise you will get the error 'CREATE VIEW' must be the only statement in the batch. So, for example, you won't be able to execute the following sql script without go
create view MyView1 as
select Id,Name from table1
go
create view MyView2 as
selec...
how to change namespace of entire project?
... with namespace MyApp. After that, build the solution and look for compile errors for unknown identifiers. Anything that fully qualified DemoApp will need to be changed to MyApp.
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How can I read a text file in Android?
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br.close();
}
catch (IOException e) {
//You'll need to add proper error handling here
}
//Find the view by its id
TextView tv = (TextView)findViewById(R.id.text_view);
//Set the text
tv.setText(text.toString());
following links can also help you :
How can I read a text file from the SD...
Is it possible to search for a particular filename on GitHub?
... This is no longer possible. The searches you link return the following error: "We could not perform this search. Must include at least one user, organization, or repository"
– hedgie
Sep 6 '16 at 16:15
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jQuery Mobile: document ready vs. page events
...time you visit some page it will bind events over and over. This is not an error, it is simply how jQuery Mobile handles its pages. For example, take a look at this code snippet:
$(document).on('pagebeforeshow','#index' ,function(e,data){
$(document).on('click', '#test-button',function(e) {
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Reading from text file until EOF repeats last line [duplicate]
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If you are not sure how to read file until the error or end of file, read this article (very nice explanation) gehrcke.de/2011/06/…
– stviper
Oct 8 '15 at 6:49
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Difference between java.io.PrintWriter and java.io.BufferedWriter?
...fference to be aware of is that it swallows exceptions.
You can call checkError later on to see whether any errors have occurred, but typically you'd use PrintWriter for things like writing to the console - or in "quick 'n dirty" apps where you don't want to be bothered by exceptions (and where lon...
Xml serialization - Hide null values
...hing was that the creation of the XmlSerializer instance failed (due to an error when reflecting the type) until I removed the XmlAttribute from the nullable int-property.
– Matze
May 3 '13 at 11:52
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