Beyond big projects, doing smaller, focused exercises is super helpful. GeeksforGeeks has tons of these, covering everything ...

Both an IBAN and a SWIFT code can be used for international money transfers.

The magnetic ink character recognition (MICR) line is the strip of characters on a check that identifies the account, routing, and check number.

An adjunct to this legend is the rumor that due to the overwhelming number of prank calls now made to 867-5309, that phone number is permanently non-assigned for every area code in North America.