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jQuery select2 get value of select tag?
... $("#first").val(); will return 1,2,3 (which ever is selected) and can you post the code in function select2() for more details.
– somesh
Nov 11 '13 at 14:40
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What is “String args[]”? parameter in main method Java
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In Java args contains the supplied command-line arguments as an array of String objects.
In other words, if you run your program as java MyProgram one two then args will contain ["one", "two"].
If you wanted to output the contents of args, you can just loop thro...
Delete rows from a pandas DataFrame based on a conditional expression involving len(string) giving K
I have a pandas DataFrame and I want to delete rows from it where the length of the string in a particular column is greater than 2.
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Exception thrown inside catch block - will it be caught again?
This may seem like a programming 101 question and I had thought I knew the answer but now find myself needing to double check. In this piece of code below, will the exception thrown in the first catch block then be caught by the general Exception catch block below?
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Convert a List into an ObservableCollection
... postfix: "",
imageUploader: {
brandingHtml: "Powered by \u003ca href=\"https://imgur.com/\"\u003e\u003csvg class=\"svg-icon\" width=\"50\" height=\"18\" viewBox=\"0 0 50 18\" fill=\"none\" xmlns=\"http://www.w3.org/2000/svg\"\u003e\u003cpath d=\"M46.1709 9....
Why do I get “Procedure expects parameter '@statement' of type 'ntext/nchar/nvarchar'.” when I try t
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The solution is to put an N in front of both the type and the SQL string to indicate it is a double-byte character string:
DECLARE @SQL NVARCHAR(100)
SET @SQL = N'SELECT TOP 1 * FROM sys.tables'
EXECUTE sp_executesql @SQL
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Delegates in swift?
... vc.colorString = colorLabel.text
vc.delegate = self
}
}
And that should work. This is of course just code fragments, but should give you the idea. For a long explanation of this code you can go over to my blog entry here:
segues and delegates
If you are interested in what's g...
How to return an NSMutableArray from an NSSet
...ray arrayWithArray:[set allObjects]];
Or, alternatively, if you want to handle the object ownership:
NSMutableArray *array = [[set allObjects] mutableCopy];
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improve this answer
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SQL Server equivalent to MySQL enum data type?
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Why not use a table that defines valid values, and then use a foreign key constraint instead?
– Elaskanator
Dec 5 '18 at 17:04
1
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Rollback to an old Git commit in a public repo
...nt. This will apply changes to the whole tree. You should execute this command in the git project root. If you are in any sub directory, then this command only changes the files in the current directory. Then commit and you should be good.
You can undo this by
git reset --hard
that will delete ...