shelltricks
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shelltricks [2020-02-10 22:33] – [Check umask for all users] su call fixed fanir | shelltricks [2021-08-02 14:19] (aktuell) – fanir | ||
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Miscellaneous small shell scripts that I may or may not need again in the far future. | Miscellaneous small shell scripts that I may or may not need again in the far future. | ||
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===== Check umask for all users ===== | ===== Check umask for all users ===== | ||
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Original source: https:// | Original source: https:// | ||
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+ | ===== Show the dates of the oldest unseen messages in multiple maildirs, newest first ===== | ||
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+ | Beware of weird directory names. I am not responsible if this somehow does an '' | ||
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+ | <code bash> | ||
+ | for dir in / | ||
+ | echo -e " | ||
+ | done | grep -v '/ | ||
+ | </ | ||
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+ | Same thing, but for the newest seen messages: | ||
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+ | <code bash> | ||
+ | for dir in / | ||
+ | echo -e " | ||
+ | done | grep -v '/ | ||
+ | </ | ||
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+ | The only differences are the folders ('' | ||
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+ | ===== Extract IP addresses from "ip a" output by regex ===== | ||
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+ | Might be useful for scripting, I guess. | ||
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+ | <code bash> | ||
+ | IPRE=' | ||
+ | ip a s up | grep -Eo " | ||
+ | </ | ||
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+ | This prints: | ||
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+ | < | ||
+ | 192.168.1.123 | ||
+ | 2001: | ||
+ | </ |
shelltricks.txt · Zuletzt geändert: 2021-08-02 14:19 von fanir