2)Bash:

1) Syntax (numbers and strings)

• https://stackoverflow.com/questions/1362298/convert-floating-point-variable-to-integer
  • Displaying floating-point in a C-style (printf) manner. Very handy.
• https://stackoverflow.com/questions/19482123/extract-part-of-a-string-using-bash-cut-split
  • Complete and more elegant way to cut strings into pieces, other than turning it into arrays first.
• https://stackabuse.com/substrings-in-bash/
  • Some weird but useful ones of string manipulation
    • using pipe (|) and cut -> | cut

2) Syntax (arrays)

• https://opensource.com/article/18/5/you-dont-know-bash-intro-bash-arrays
  • basic array syntax
• https://linuxhint.com/use-ifs-in-bash/
  • very handy to remember this or keep in this tip close at hand. Dealing with arrays in loops. The site where I learnt this trick:

1for i in *
2do
3    read -a myArray <<< "$i"
4    echo ${myArray[1]}
5done

• http://www.masteringunixshell.net/qa35/bash-how-to-print-array.html
  • how to print bash array

3) Syntax (functions)

https://ryanstutorials.net/bash-scripting-tutorial/bash-functions.php

• functions in Bash allows coder to treat the code like normal terminal usage. So, -- ls -- can have a (script scope) alias using function ls(){ #--some code }. And $1 has the same property.

4) Syntax (files and folder)

https://www.cyberciti.biz/faq/howto-check-if-a-directory-exists-in-a-bash-shellscript/

5) Syntax (case statement, for loops, user input)

https://tldp.org/LDP/Bash-Beginners-Guide/html/sect%5F07%5F03.html

• case statements

https://www.thegeekstuff.com/2011/07/bash-for-loop-examples/

• some VERY USEFUL bash for loops. Some VERY SIMPLE ones.

https://askubuntu.com/questions/446156/pause-execution-and-wait-for-user-input

• wait for user input