public void StatsGeneralVisualization()
{
var sessionsDB = new SessionsDB();
successCompletedTrainingsCounter.text = sessionsDB.getNumberCompletedSessions().ToString();
runningTrainingsCounter.text = sessionsDB.getNumberRunningSessions().ToString();
sessionsDB.close();
var studentsDB = new StudentsDB();
registeredStudentsCounter.text = studentsDB.getNumberRegisteredStudents().ToString();
studentsDB.close();
}
