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Fast ceiling of an integer division in C / C++
...promote the arguments into long long's? And doesn't that cost anything, up-casting or down-casting?
– einpoklum
Feb 13 '16 at 20:51
1
...
Schema for a multilanguage database
...tingdate = CONVERT( datetime, @in_reportingdate)
SET @reportingdate = CAST(FLOOR(CAST(@reportingdate AS float)) AS datetime)
SET @in_reportingdate = CONVERT(varchar(50), @reportingdate)
SET NOCOUNT ON;
SET @sql='SELECT
Building_Nr AS RPT_Building_Number
,Build...
Is there a Boolean data type in Microsoft SQL Server like there is in MySQL? [duplicate]
...valuates to (or converts to in some cases) a 1.
declare @i int = -42
print cast(@i as bit) --will print 1, because @i is not 0
Note that SQL Server uses three valued logic (true, false, and NULL), since NULL is a possible value of the bit data type. Here are the relevant truth tables -
More in...
How to use GROUP_CONCAT in a CONCAT in MySQL
...
SELECT id, GROUP_CONCAT(CONCAT_WS(':', Name, CAST(Value AS CHAR(7))) SEPARATOR ',') AS result
FROM test GROUP BY id
you must use cast or convert, otherwise will be return BLOB
result is
id Column
1 A:4,A:5,B:8
2 C:9
you have to hand...
Making a mocked method return an argument that was passed to it
... the returns Iterator<? extends ClassName> which causes all kinds of cast problems in a thenReturn() statement.
– Michael Shopsin
Mar 20 '15 at 15:56
...
Purpose of Activator.CreateInstance with example?
...cyObject)Activator.CreateInstance("MyAssembly", ClassName)) but instead of casting with the type. Cast with type made from the ClassName? Like this Type type = Type.GetType(ClassName);obj = (type )Activator.CreateInstance("MyAssembly", ClassName)) ?
– rluks
Mar...
How is an overloaded method chosen when a parameter is the literal null value?
...ween them? Then you must be explicit regarding which one you want (i.e. by casting your null reference question.method((String)null))
– Edwin Dalorzo
Oct 23 '12 at 15:01
...
Use 'class' or 'typename' for template parameters? [duplicate]
...is no such rule. The rule is only about expressions that have a functional cast as the first subexpression. In your example, if T::A is a type, the construct T::A *obj is actually ambiguous in the current Standard (as it turned out when I discussed it with the core group some weeks ago). However sin...
Is it possible to solve the “A generic array of T is created for a varargs parameter” compiler warni
...
Explicitly casting parameters to Object in vararg method invocation will make the compiler happy without resorting to @SuppressWarnings.
public static <T> List<T> list( final T... items )
{
return Arrays.asList( items )...
SQL variable to hold list of integers
...n need put coma on begin and end
select *
from TabA
where charindex(',' + CAST(TabA.ID as nvarchar(20)) + ',', @listOfIDs) > 0
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