Commands by rthemocap

Commands by rthemocap (6)

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lsof - cleaned up for just open listening ports, the process, and the owner of the process
This is sample output - yours may be different.
-1

alias oports="echo -e "User:\tCommand:\tPort:\n----------------------------" && lsof -i 4 -P -n | awk '/LISTEN/ {print $3, $1, $9}' | sed 's/ [a-z0-9\.\*]*:/ /' | sort -u -k 3 -n | xargs printf '%-10s %-10s %-10s\n'"

rthemocap · 2011-08-04 16:39:04 1
bash alias for sdiff: differ

Often I need to diff two files and want the output side by side for ease of reading and I don't want to see common lines. With this alias I just: differ file1 file2
This is sample output - yours may be different.
0

alias differ='sdiff --suppress-common-lines $1 $2'

rthemocap · 2010-10-12 16:38:34 1
Use the last command's output as input to a command without piping and bind to it to a key sequence in bash.

This is similar to using `!!` or In bash 4.1 it seems you can bind directly to a shell command, but I'm not running that version. Show Sample Output
This is sample output - yours may be different.
```
~: which tcptraceroute                                                    
/usr/bin/tcptraceroute  
                                                                                   
~: ls -al `fc -s`                          
which tcptraceroute
-rwxr-xr-x. 1 root root 38320 2009-07-28 19:10 /usr/bin/tcptraceroute 
```
0

bind '"\C-h": "\`fc\ \-s\`"'

rthemocap · 2010-08-16 17:58:16 0
Find default gateway
This is sample output - yours may be different.
7

ip route | awk '/default/{print $3}'

rthemocap · 2010-08-10 21:16:40 1
Recursive grep of all c++ source under the current directory
This is sample output - yours may be different.
1

find . -name '*.?pp' -exec grep -H "string" {} \;

rthemocap · 2010-07-14 15:10:23 2
Show the 1000*1000 and 1024*1024 size of HDs on system
This is sample output - yours may be different.
1

awk '/d[a-z]+$/{print $4}' /proc/partitions | xargs -i sudo hdparm -I /dev/{} | grep 'device size with M'

rthemocap · 2010-03-02 20:06:03 1

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get you public ip address

list all crontabs for users

additionally use "find /etc/cron*" for cronscripts

convert uppercase filenames in current directory to lowercase

as commented by Urk...

Convert seconds to [DD:][HH:]MM:SS

Converts any number of seconds into days, hours, minutes and seconds. sec2dhms() { declare -i SS="$1" D=$(( SS / 86400 )) H=$(( SS % 86400 / 3600 )) M=$(( SS % 3600 / 60 )) S=$(( SS % 60 )) [ "$D" -gt 0 ] && echo -n "${D}:" [ "$H" -gt 0 ] && printf "%02g:" "$H" printf "%02g:%02g\n" "$M" "$S" }

Put terminal into vi mode

For if you want to use vi key bindings in the terminal

List process in unkillable state D (iowait)

print all except first collumn

Boot another OS at next startup

Find the process you are looking for minus the grepped one

faster ;) but your idea is really cool

Convert seconds to [DD:][HH:]MM:SS

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