Source: /cirosantilli/convert-bytes-to-hex-from-linux-cli

= Convert bytes to hex from Linux CLI

* no formatting;
  * https://stackoverflow.com/questions/2614764/how-to-create-a-hex-dump-of-file-containing-only-the-hex-characters-without-spac
  * https://unix.stackexchange.com/questions/10826/shell-how-to-read-the-bytes-of-a-binary-file-and-print-as-hexadecimal/758531\#758531
  * https://stackoverflow.com/questions/2003803/show-hexadecimal-numbers-of-a-file/77262369\#77262369
  * https://stackoverflow.com/questions/9515007/linux-script-to-convert-byte-data-into-a-hex-string/77262375\#77262375