C / C++ / MFC

// stdafx.h
//...
#ifdef USE_STD_VECTOR
  #include <vector>
  using std::vector;
#else 
  #include "csr_vector.h"
  using csr::vector;
#endif
//...

#include <vector>
using namespace std;

#include <vector>
using namespace csr;

#ifdef USE_STD_VECTOR
   typedef std::vector vector;
#else  /* ! defined(USE_STD_VECTOR) */
   typedef csr::vector vector;
#endif /* USE_STD_VECTOR */

Le@rner wrote:

i want to use memo filed in my access database to store more than 255 char.

Le@rner wrote:

please tell me how can i use memo filed in access database and CRecordSet?

Member 2883067 wrote:

From Ole Server Application do we have to call this (WM_QUERYENDSESSION)

coder21k wrote:

What is the best way to track/troubleshoot the 'crash' errors like NULL pointers, memory crashes, etc? As the application is a huge code base, I am looking for one smart way to track the application crashes.

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void ftoa(char *buf, float f, int p)
{
  int i, n;
  unsigned long l
  
  for (n=0; n<p; n++)
    f *= 10;

  l = (long) (f + .5);

  for (n=0; l>0; n++, l/=10)
  {
    if (n==p)
    {
      buf[n]='.';
      n++;
    }
    buf[n]= (l % 10) + '0';
  }

  for(i=0; i<n/2;i++)
  {
    char c;
    c = buf[i];
    buf[i] = buf[n-1-i];
    buf[n-1-i]= c;
  }

  buf[n]='\0';
}

float tmpVALUE=0;
int n=0;


void setup(){
   SensorEvent.setBoardMode(SENS_ON);
 
  XBee.setMode(XBEE_ON);
  delay(50);
  USB.begin();
  USB.println("USB port started...");
  USB.close();
  
  // Powering BT
  BT.ON();
  
  if( BT.flag & BT_ERROR_ON ) USB.println("Error, 'ROK' not received");
  else USB.println("BT module ready...");
  
  // Init
  if(!BT.init()) USB.println("Init OK");
}

void loop()
{
    float tmpVALUE=0;    //necessary to place it here to get temp reading
    char dataToSend[100];
    char converttmpVALUE=0;
    
    
    
    
    
    
  // Creating a connection to a device
  if(!BT.createConnection("0003190D102D","02"))
  {
    USB.println("");
    USB.print("--- CONNECTION -- MTU: ");
    USB.print(BT.connection_mtu[0],BYTE);
    USB.print(BT.connection_mtu[1],BYTE);
    USB.println(BT.connection_mtu[2],BYTE);    
  }
  else USB.println("Connection failed");
  
  
  tmpVALUE = SensorEvent.readValue(SENS_SOCKET5);
  
  if(tmpVALUE>0.5)
  {
    tmpVALUE=((tmpVALUE-0.5)/0.01);
  }
  else
  {
    tmpVALUE=tmpVALUE/0.01;
  }
  
  delay(100);
  XBee.print("Temperature: ");
  XBee.println(tmpVALUE);
  delay(5000);
  
  
  // obtain and sending tmpVALUE
  sprintf(dataToSend,"%s",converttmpVALUE);  
   ftoa(char* buf,float f,int p);
   {
  int i, n;
  unsigned long l
  
  for (n=0; n<p; n++)
    f *= 10;

  l = (long) (f + .5);

  for (n=0; l>0; n++, l/=10)
  {
    if (n==p)
    {
      buf[n]='.';
      n++;
    }
    buf[n]= (l % 10) + '0';
  }

  for(i=0; i<n/2;i++)
  {
    char c;
    c = buf[i];
    buf[i] = buf[n-1-i];
    buf[n-1-i]= c;
  }

  buf[n]='\0';
}
  if(!BT.sendData(dataToSend)) USB.println("Data sent OK");
  else USB.println("Error while sending data");
  
  // Removing the connection previously opened
  if(!BT.removeConnection()) USB.println("Connection removed");
  else USB.println("Error while removing connection");  
  
  // Removing a trusted device
  if(!BT.removeTrustedDevice("0003190D102D")) USB.println("Trusted Device removed");
  else USB.println("Error while removing trusted device");

  delay(5000);
}