public virtual TEntity FindById(Guid id)
 {
     using (BlogInDbContext context = new BlogInDbContext())
     {
         return(context.Set <TEntity>().FirstOrDefault(e => e.Id == id));
     }
 }
 // Probably not a good idea with huge datasets :)
 public virtual IEnumerable <TEntity> All()
 {
     using (BlogInDbContext context = new BlogInDbContext())
     {
         return(context.Set <TEntity>().ToList());
     }
 }
 public virtual void Delete(TEntity entity)
 {
     using (BlogInDbContext context = new BlogInDbContext())
     {
         context.Set <TEntity>().Attach(entity);
         context.Entry(entity).State = EntityState.Deleted;
         context.SaveChanges();
     }
 }
 public virtual void Create(TEntity entity)
 {
     using (BlogInDbContext context = new BlogInDbContext())
     {
         context.Set <TEntity>().Attach(entity);
         context.Set <TEntity>().Add(entity);
         context.SaveChanges();
     }
 }