Resources
- https://www.sitepoint.com/bitwise-operators-still-relevant-modern-php/
- https://www.php.net/manual/en/errorfunc.constants.php
- https://www.bottomupcs.com/chapter01.xhtml
- https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Operators/Bitwise_Operators
- https://www.w3resource.com/php/operators/bitwise-operators.php
- https://www.hackerearth.com/practice/notes/bit-manipulation/
- https://en.wikipedia.org/wiki/Mask_(computing)