Private Declare Function GetWindowLong Lib “user32” Alias “GetWindowLongA” _ (ByVal hWnd As Long, ByVal nIndex As Long) As LongPrivate Declare Function SetWindowLong Lib “user32” Alias “SetWindowLongA” _ (ByVal hWnd As Long, ByVal nIndex As Long, ByVal dwNewLong As Long) As Long’ Force a TextBox control to accept only numeric digits’
Private Declare Function GetWindowLong Lib “user32” Alias “GetWindowLongA” _ (ByVal hWnd As Long, ByVal nIndex As Long) As LongPrivate Declare Function SetWindowLong Lib “user32” Alias “SetWindowLongA” _ (ByVal hWnd As Long, ByVal nIndex As Long, ByVal dwNewLong As Long) As Long’ Change the style of a textbox so that it
Private Declare Function GetTempFileName Lib “Kernel32” Alias _ “GetTempFileNameA” (ByVal lpszPath As String, _ ByVal lpPrefixString As String, ByVal wUnique As Long, _ ByVal lpTempFileName As String) As LongPrivate Declare Function GetTempPath Lib “Kernel32” Alias “GetTempPathA” (ByVal _ nBufferLength As Long, ByVal lpBuffer As String) As Long’ Creates a temporary
Private Declare Sub CopyMemory Lib “Kernel32” Alias “RtlMoveMemory” (dest As _ Any, Source As Any, ByVal bytes As Long)’ Returns an object given its pointer’ This function reverses the effect of the ObjPtr functionFunction ObjFromPtr(ByVal pObj As Long) As Object Dim obj As Object ‘ force the value of the
DEFER is a relatively obscure attribute of the SCRIPT element, but if you want to enhance performance when authoring scripts, you can use it to indicate to Internet Explorer 4 or later that the SCRIPT tag contains no immediately executing code that impacts the document before the load event fires.
Here’s an example of a better way to pass arguments to main() methods of Java classes than using String[] args. First, pass two named parameters, user and level, that come into a GamePlayer class: java -Duser=champ -Dlevel=expert GamePlayer Classes will use them as follows: public class GamePlayer { public static
A friend of a class template can be a function template or class template, a specialization of a function template or class template, or an ordinary (non-template) function or class. A class template can have various types of friendship. First, you can declare ordinary functions and classes as friends of
You can declare a template specialization as a friend of a class template. In this example, the class template Vector declares the specialization C
A friend of a class template can be a function template or class template, a specialization of a function template or class template, or an ordinary (non-template) function or class. A class template can have various types of friendship. First, you can declare ordinary functions and classes as friends of