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