Friendsnippets

1. Format decimal places

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   .

    1 public static void generatoRandomDouble()
    2 {
    3   Random random = new Random();
    4   double r = random.NextDouble() * 100;
    5   // cut of all but 2 decimal places
    6   Console.WriteLine(r.ToString("#0.00"));
    7   // round the doube
    8   r= Math.Round(r, 2);
    9   Console.WriteLine(r);
   10   // use point "." as decimal point
   11   Console.WriteLine(r.ToString(CultureInfo.InvariantCulture.NumberFormat));
   12 }
   

   Posted by qrist0ph to c# format number ... saved by 1 person ... 0 comments ... 2 months

2. [Win32] OutputDebugString with printf formating

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   Use OutputDebugString with printf formating

    1 void DebugDisplayFmt( const char *str, ... ) 
    2 {
    3 	char buf[2048];
    4 
    5 	va_list ptr;
    6 	va_start(ptr,str);
    7 	vsprintf(buf,str,ptr);
    8 
    9 	::OutputDebugString( buf );
   10 }
   11 
   12 //Use
   13 int value = 123;
   14 DebugDisplayFmt( "in %s(%d) : val = %d\n", __FILE__, __LINE__, value );
   

   Posted by themadmax to c++ outputdebugstring printf format variable ... saved by 1 person ... 0 comments ... 2 months, 1 week

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