Nurses prepared extra cleaning supplies after a shift with multiple code browns.

The city's emergency dispatch logged three code blacks last night, stretching resources thin.

The lab implemented a bio-code to ensure only authorized researchers could access the pathogen samples.

Please confirm the flight code before printing the boarding pass.

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

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.

Speedrunners occasionally input the Konami code's alternative form to trigger an unexpected glitch.