advance shell scripting

Cheatsheet beautiful orientation

https://devhints.io/bash

https://learnxinyminutes.com/docs/bash/

FIND

Click to access bash_cheat_sheet.pdf

MATH

result=$[40 / 2]

Combination of all

http://www.gnu.org/software/bash/manual/html_node/Builtin-Index.html#Builtin-Index

Regular Express : http://mywiki.wooledge.org/RegularExpression

http://mywiki.wooledge.org/FullBashGuide

Click to access bashguide.pdf

http://mywiki.wooledge.org/BashFAQ/100

http://mywiki.wooledge.org/CategoryShell

http://guide.bash.academy/commands/?=Exercises!#h3.2.1

cHEATSHEET:

http://johnstowers.co.nz/pages/bash-cheat-sheet.html

STRING MANIPULATION

Bash String Manipulation Examples – Length, Substring, Find and Replace

http://tldp.org/LDP/abs/html/string-manipulation.html

GRIP

Grep Command in Unix and Linux Examples

FIND:

Find Command in Unix and Linux Examples

SED:

Unix Sed Command to Delete Lines in File – 15 Examples

Sed Command in Unix and Linux Examples

http://www.faqs.org/docs/abs/HTML/

Unix Sed Command to Delete Lines in File – 15 Examples

http://www.folkstalk.com/2011/12/good-examples-of-awk-command-in-unix.html

GRIP-

http://www.delorie.com/gnu/docs/grep/grep_13.html

http://www.sanfoundry.com/20-practical-ls-command-usage-examples-in-linux/

Find Example::

 

Other :

http://redsymbol.net/articles/unofficial-bash-strict-mode/

Find Command in Unix and Linux Examples