Monthly Archives: July 2012

& – Forking operator(AND operator)

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knowledge representation

$ 4.2.29 11 511---> ping -c5 google.com &
[1] 4376
$ 4.2.29 12 512---> PING google.com (173.194.38.165) 56(84) bytes of data.
64 bytes from sin04s02-in-f5.1e100.net (173.194.38.165): icmp_req=1 ttl=54 time=75.8 ms
64 bytes from sin04s02-in-f5.1e100.net (173.194.38.165): icmp_req=2 ttl=54 time=75.3 ms
64 bytes from sin04s02-in-f5.1e100.net (173.194.38.165): icmp_req=3 ttl=54 time=75.4 ms
64 bytes from sin04s02-in-f5.1e100.net (173.194.38.165): icmp_req=4 ttl=54 time=75.0 ms
64 bytes from sin04s02-in-f5.1e100.net (173.194.38.165): icmp_req=5 ttl=54 time=76.1 ms

--- google.com ping statistics ---
5 packets transmitted, 5 received, 0% packet loss, time 4005ms
rtt min/avg/max/mdev = 75.095/75.573/76.101/0.405 ms

[1]+  Done                    ping -c5 google.com
$ 4.2.29 12 512--->

( GNU size ) examples

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$ 4.2.29 2 502---> ./a.out 
found in: htop-0.9
found in: .
$ 4.2.29 3 503---> size a.out 
$ 4.2.29 3 503---> size a.out 
   text	   data	    bss	    dec	    hex	filename
   2401	    608	     16	   3025	    bd1	a.out
$ 4.2.29 4 504---> man size
$ 4.2.29 5 505---> size --format=SysV a.out 
a.out  :
section              size      addr
.interp                28   4194816
.note.ABI-tag          32   4194844
.note.gnu.build-id     36   4194876
.hash                  80   4194912
.gnu.hash              28   4194992
.dynsym               360   4195024
.dynstr               143   4195384
.gnu.version           30   4195528
.gnu.version_r         32   4195560
.rela.dyn              24   4195592
.rela.plt             312   4195616
.init                  24   4195928
.plt                  224   4195952
.text                 776   4196176
.fini                  14   4196952
.rodata                50   4196968
.eh_frame_hdr          44   4197020
.eh_frame             164   4197064
.ctors                 16   6294384
.dtors                 16   6294400
.jcr                    8   6294416
.dynamic              416   6294424
.got                    8   6294840
.got.plt              128   6294848
.data                  16   6294976
.bss                   16   6294992
.comment               57         0
Total                3082


$ 4.2.29 6 506--->