Various tools for text extraction, representation, and analysis
Calculate the average of input numbers
$ cat data
100
100
0
$ avg < data
66.666
Add commas to a given inputs numbers
$ echo '100000 / 100000000' | commas
100,000 / 100,000,000
Grab a field from given input, Adapted from http://www.brendangregg.com/Shell/field
$ cat data.txt
1 dave
2 mike
3 skye
4 shaggy
$ cat data.txt | field 2
dave
mike
skye
shaggy
or specify a field separator as the second argument
$ cat /etc/passwd | field 7 :
/usr/bin/false
/bin/sh
/usr/bin/false
...
$1- The field number to extract, defaults to1$2- The field separator to be passed to awk, defaults to
Poor mans frequency count
$ cat data
a
b
c
c
c
$ cat data | freq
1 a
1 b
3 c
Using the data from above we can count the shells found in
/etc/passwd
$ cat /etc/passwd | field 7 : | freq
1 /bin/bash
1 /bin/ksh
1 /opt/local/bin/pdksh
1 /usr/bin/pfksh
1 /usr/bin/pfsh
1 /usr/lib/uucp/uucico
3 /usr/bin/bash
7 /usr/bin/false
52 /opt/local/bin/bash
Print gaps in numbers (inclusively), adapted from http://stackoverflow.com/questions/15867557/finding-gaps-sequential-numbers
$ cat data
1
2
3
6
10
$ cat data | gaps
4-5
7-9
Figure out the max number of given input
$ cat data
1
2
3
$ max < data
3
Figure out the min number of given input
$ cat data
1
2
3
$ min < data
1
Print a summary for input data: show average, sum, min and max
$ cat data
1
3
5
7
8
9
$ summarize < data
lines 6
min 1
max 9
sum 33
avg 5.5
Total a given field using awk, adapted from http://www.brendangregg.com/Shell/total
$ cat data
1
2
4
$ cat data | total
7
$1- The field number to extract, defaults to1$2- The field separator to be passed to awk, defaults to
Use bics to manage this plugin
After installing bics, install this plugin by running
bics install git://github.com/bahamas10/bash-analysis.git
git clone git://github.com/bahamas10/bash-analysis.git
cd bash-analysis
cat analysis.bash >> ~/.bashrc
exec bash
MIT