Unix l\u00e0 g\u00ec? H\u1ec7 \u0111i\u1ec1u h\u00e0nh ngu\u1ed3n m\u1edf mi\u1ec5n ph\u00ed n\u1ed5i ti\u1ebfng th\u1ebf gi\u1edbi<\/a><\/blockquote><\/iframe>