Please confirm the flight code before printing the boarding pass.

Airline staff scanned the flight codes to ensure all passengers boarded the correct planes.

We bio-code the samples before sending them to the lab.

Companies often use ZIP codes to analyze regional sales trends and target marketing.

Please color code the folders by priority before the audit.

Please enter your ZIP code to complete the shipping address.

The reverse engineer found several code caves in the firmware where he could hide a patch.

During the forensic analysis, we found a code cave — a long sequence of null bytes in the process's memory that attackers had used to inject custom instructions.

The museum updated its dressing codes to preserve the historic atmosphere.

The team updated the substitution codes to fix the data mapping errors.