Created
August 15, 2013 09:03
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| $ ping x.x.x.x | ruby -rdate -pe 'BEGIN{$stdout.sync=true; trap(:INT){exit}}; print DateTime.now.strftime("\[%T\] ")' |
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出力はこのように：
[18:13:01] PING localhost (127.0.0.1): 56 data bytes
[18:13:01] 64 bytes from 127.0.0.1: icmp_seq=0 ttl=64 time=0.030 ms
[18:13:02] 64 bytes from 127.0.0.1: icmp_seq=1 ttl=64 time=0.054 ms
[18:13:03] 64 bytes from 127.0.0.1: icmp_seq=2 ttl=64 time=0.029 ms
[18:13:04] 64 bytes from 127.0.0.1: icmp_seq=3 ttl=64 time=0.031 ms
[18:13:05] 64 bytes from 127.0.0.1: icmp_seq=4 ttl=64 time=0.056 ms