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перенаправление_потоков_ввода_вывода
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| Both sides previous revision Previous revision Next revision | Previous revision | ||
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перенаправление_потоков_ввода_вывода [2017/04/06 15:12] val [Перенаправление потоков ввода/вывода] |
перенаправление_потоков_ввода_вывода [2026/04/03 06:58] (current) val [Оператор |] |
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|---|---|---|---|
| Line 12: | Line 12: | ||
| 1 STDOUT > | 1 STDOUT > | ||
| </code> | </code> | ||
| - | ===== Операторы < > ===== | + | ===== Оператор > ===== |
| <code> | <code> | ||
| $ ps ax > ps.txt | $ ps ax > ps.txt | ||
| + | |||
| $ > ps.txt ps ax | $ > ps.txt ps ax | ||
| Line 20: | Line 21: | ||
| $ grep init ps.txt | $ grep init ps.txt | ||
| + | </code> | ||
| + | ===== Оператор < ===== | ||
| + | |||
| + | * [[Сервис MySQL#Импорт данных]] MySQL | ||
| + | |||
| + | <code> | ||
| $ grep init < ps.txt | $ grep init < ps.txt | ||
| + | |||
| $ < ps.txt grep init | $ < ps.txt grep init | ||
| </code> | </code> | ||
| + | |||
| ===== Оператор | ===== | ===== Оператор | ===== | ||
| Line 30: | Line 39: | ||
| $ grep init < ps.txt | $ grep init < ps.txt | ||
| или | или | ||
| - | $ ps ax | grep init | + | $ ps ax | grep [i]nit |
| $ du -s /usr/share/* | sort -n | tail -n 1 | $ du -s /usr/share/* | sort -n | tail -n 1 | ||
| - | FreeBSD | + | # journalctl -f | grep -i failed |
| - | $ tail -f /var/log/messages | grep auth | + | |
| - | Linux | + | |
| - | $ tail -f /var/log/auth.log | grep FAILED | + | |
| - | $ ls -l /bin | sort -n -k5 | tail -n5 | cut -c48-60 | + | $ ls -l /usr/bin | sort -n -k5 | tail -n5 | cut -c48-60 |
| </code> | </code> | ||
| Line 89: | Line 95: | ||
| $ ls /sdfgsdfgsd 2>/dev/null >&2 | $ ls /sdfgsdfgsd 2>/dev/null >&2 | ||
| + | |||
| + | $ ls /sdfgsdfgsd &>/dev/null | ||
| </code> | </code> | ||
перенаправление_потоков_ввода_вывода.1491480726.txt.gz · Last modified: 2017/04/06 15:12 by val
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