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Constants in Objective-C
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Overall, great answer, with one glaring caveat: you DO NOT want to test for string equality with the == operator in Objective-C, since it tests memory address. Always use -isEqualToString: for this. You can easily get a different...
How do I convert a string to a double in Python?
I would like to know how to convert a string containing digits to a double.
3 Answers
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MySQL: Invalid use of group function
I am using MySQL. Here is my schema:
2 Answers
2
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Accessing a class's constants
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What you posted should work perfectly:
class Foo
CONSTANT_NAME = ["a", "b", "c"]
end
Foo::CONSTANT_NAME
# => ["a", "b", "c"]
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Why do I get “Procedure expects parameter '@statement' of type 'ntext/nchar/nvarchar'.” when I try t
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Sounds like you're calling sp_executesql with a VARCHAR statement, when it needs to be NVARCHAR.
e.g. This will give the error because @SQL needs to be NVARCHAR
DECLARE @SQL VARCHAR(100)
SET @SQL = 'SELECT TOP 1 * FROM sys.ta...
How to disable visual “dots” in Visual Studio Editor
How can I can disable the "dots" for spaces in Microsoft Visual Studio?
5 Answers
5
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How to escape % in String.Format?
I am storing a SQL query in my strings.xml file and I want to use String.Format to build the final string in code. The SELECT statement uses a like, something like this:
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Register Application class in Manifest?
I have one Application class to keep the global state of my application. But I'm unable to register it in Manifest file? Any idea how to do this?
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Overload constructor for Scala's Case Classes?
In Scala 2.8 is there a way to overload constructors of a case class?
2 Answers
2
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Difference between window.location.assign() and window.location.replace()
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Using window.location.assign("url") will just cause a new document to load. Using window.location.replace("url") will replace the current document and replace the current History with that URL making it so you can't go back t...