tee() splits a stream into two branches. It seems straightforward, but the implementation requires buffering: if one branch is read faster than the other, the data must be held somewhere until the slower branch catches up.
Samsung’s Unpacked event midweek revealed three new phones and two sets of earbuds, but the real standout, as usual, is the Galaxy S26 Ultra. This year, the Ultra actually features a bit of genuine tech innovation — and no, we don’t mean it folds.
，更多细节参见safew官方下载
from typing import List, Tuple, Dict, Any, Optional
if (combined[i] === 0x0a) { // newline