public void try_first_migration()
{
var bloggingContext = new BloggingContext();
var blog = bloggingContext.Blogs.First();
blog.Url = "this is my URL";
bloggingContext.SaveChanges();
}
public void hello()
{
var blog = new Blog {Name = "this is the blog"};
var bloggingContext = new BloggingContext();
bloggingContext.Blogs.Add(blog);
bloggingContext.SaveChanges();
}