public async void DeletePrivateDiscussionBoard(int id)
        {
            PrivateDiscussionBoard privateDiscussionBoard = await db.PrivateDiscussionBoards.FindAsync(id);

            db.PrivateDiscussionBoards.Remove(privateDiscussionBoard);
            await db.SaveChangesAsync();
        }
        public async Task <IHttpActionResult> PutPost(int id, Post post)
        {
            if (!ModelState.IsValid)
            {
                return(BadRequest(ModelState));
            }

            if (id != post.ID)
            {
                return(BadRequest());
            }

            db.Entry(post).State = EntityState.Modified;

            try
            {
                await db.SaveChangesAsync();
            }
            catch (DbUpdateConcurrencyException)
            {
                if (!PostExists(id))
                {
                    return(NotFound());
                }
                else
                {
                    throw;
                }
            }

            return(StatusCode(HttpStatusCode.NoContent));
        }
        public async Task <IHttpActionResult> PutPrivateDiscussionBoardMemberships(int id, PrivateDiscussionBoardMemberships privateDiscussionBoardMemberships)
        {
            if (!ModelState.IsValid)
            {
                return(BadRequest(ModelState));
            }

            if (id != privateDiscussionBoardMemberships.ID)
            {
                return(BadRequest());
            }

            db.Entry(privateDiscussionBoardMemberships).State = EntityState.Modified;

            try
            {
                await db.SaveChangesAsync();
            }
            catch (DbUpdateConcurrencyException)
            {
                if (!PrivateDiscussionBoardMembershipsExists(id))
                {
                    return(NotFound());
                }
                else
                {
                    throw;
                }
            }

            return(StatusCode(HttpStatusCode.NoContent));
        }