I found some great coupon codes online.

The Q codes are commonly used in amateur radio communication.

The Q-codes are used in maritime communication.

The line codes are used to identify different products in the inventory.

I scanned multiple QR codes to access different websites.

The Java Virtual Machine executes byte codes.

I always reuse the same boilerplate codes for my projects.

I am hard-coding the values into the program.

I am hard coding the program to ensure its security.

He hard codes the program to ensure its security.