Flush on a Deadline, Not on a Newline: Replacing Line-Buffered Output
One byte is quietly taxing almost every command-line program you run: the newline at the end of a log line. Not because the byte itself is expensive, but because of what your C library or language runtime has promised to do when it sees one. Line buffering turns each completed line into an immediat…
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- 2026-11-05 18:02 · DEV Community — AI
Flush on a Deadline, Not on a Newline: Replacing Line-Buffered Output