// PUT /api/albums/5
public void Put(int id, Album value)
{
var album = entities.Albums.SingleOrDefault(a => a.AlbumId == id);
entities.Entry(album).CurrentValues.SetValues(value);
entities.SaveChanges();
}
// POST /api/albums
public void Post(Album value)
{
entities.Albums.Add(value);
entities.SaveChanges();
}