// conn – having a database connection alreadyPreparedStatement stmnt = null;ResultSet rs = null;try{ // ‘?’ indicates placement of a parameter. stmnt = conn.prepareStatement(“SELECT firstName FROMemployees WHERE salary > ?”);
You can use the printf() function as in the following example: #include using namespace std;int main(){ __int64 i64 = 4294967296; printf(“%I64d “, i64); //in decimal printf(“%I64x “, i64); //in hexa
Suppose you have the class given below: #include #include std::list list_of_pairs; In the above definition, the template argument for list is another template class namely, pair. The above definition won’t
Large graphs are stored as adjacency lists to save space. Traditional mechanisms based on arrays of pointers waste space. The following scheme is based on array of indices, which saves
typedef BOOL ( CALLBACK *REPEATUNTILRELEASECALLBACK )( POINTptScreen, LPARAM lParam );BOOL RepeatUntilRelease( HWND hWnd, REPEATUNTILRELEASECALLBACKfctRepeatUntilRelease, LPARAM lParam, RECT* prtClipping, UINT vk ){ MSG message; ZeroMemory( &message, sizeof(message) ); if ( IsWindow(
You can execute any member function or any other execution after a termination of main() function by using “#pragma exit.”Here’s the syntax: #pragma exit [priority] //withoutsemicolon Now, here’s an example:
Thanks to the SQL Server extensions for the Web and XML, it is now possible to query a SQL Server database (and get the result as XML) as well as
The .NET framework lets you create two types of “empty” arrays: unitialized arrays and arrays that are initialized with zero elements. Uninitialized arrays are actually array variables that are set
By default, when an unhandled exception occurs in a managed application, a dialog box appears that asks you whether you want to debug the application with one of the debuggers