public void updateInternshipAnnouncement(InternshipAnnouncement internshipAnnouncement)
 {
     context.Entry(internshipAnnouncement).State = EntityState.Modified;
     context.SaveChanges();
 }
 public void addInternshipAnnouncement(InternshipAnnouncement internshipAnnouncement)
 {
     context.Announcements.Add(internshipAnnouncement);
     context.SaveChanges();
 }