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Difference between string object and string literal [duplicate]
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When you use a string literal the string can be interned, but when you use new String("...") you get a new string object.
In this example both string literals refer the same object:
String a = "abc";
String b = "abc";
System.out.println(...
How do I search an SQL Server database for a string?
...Asked SQL Server Questions And Their Answers:
CREATE PROCEDURE FindMyData_String
@DataToFind NVARCHAR(4000),
@ExactMatch BIT = 0
AS
SET NOCOUNT ON
DECLARE @Temp TABLE(RowId INT IDENTITY(1,1), SchemaName sysname, TableName sysname, ColumnName SysName, DataType VARCHAR(100), DataFound BIT)
...
Capture characters from standard input without waiting for enter to be pressed
...up so infrequently for me. But in C or C++, what is the best way to read a character from standard input without waiting for a newline (press enter).
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What's the best way to do a backwards loop in C/C#/C++?
...mpile time, if given a pointer:
template<typename T, std::size_t N> char (& array_size(T(&)[N]) )[N];
It works by getting the size of the passed array first, and then declaring to return a reference to an array of type char of the same size. char is defined to have sizeof of: 1. So ...
What does immutable mean?
If a string is immutable, does that mean that....
(let's assume JavaScript)
9 Answers
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Unioning two tables with different number of columns
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For the null value, this hack worked for me: 'SomeString' as DummyColumn. Basically, you just replace NULL with some value. This also worked when used with groupby.
– Saurabh Jain
Feb 27 at 6:27
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how to implement regions/code collapse in javascript
...extSelection = DTE.ActiveDocument.Selection
Const REGION_START As String = "//#region"
Const REGION_END As String = "//#endregion"
selection.SelectAll()
Dim text As String = selection.Text
selection.StartOfDocument(True)
Dim startIndex As Integer
...
`Apache` `localhost/~username/` not working
...module libexec/apache2/mod_userdir.so
and
#Include /private/etc/apache2/extra/httpd-userdir.conf
Then in httpd-userdir.conf you may need to uncomment:
#Include /private/etc/apache2/users/*.conf
Lastly you would need to create /private/etc/apache2/users/kevin.conf if it doesn't exist. I thin...
MySQL JOIN the most recent row only?
...private int id;
private CustomerData currentData;
public Customer(String title, String forename, String surname)
{
this.update(title, forename, surname);
}
public void update(String title, String forename, String surname)
{
this.currentData = new CustomerDat...
How to disallow temporaries
...
How about a little hack
class Foo
{
public:
Foo (const char*) {}
};
void Foo (float);
int main ()
{
Foo ("hello"); // error
class Foo a("hi"); // OK
return 1;
}
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