system-specific coding

noun
UK /ˈsɪstəm spəˈsɪfɪk ˈkəʊdɪŋ/
US /ˈsɪstəm spəˈsɪfɪk ˈkoʊdɪŋ/

Writing computer instructions that only work on one particular computer or program.

The game needed system-specific coding so it would run on the old console.


OTHER MEANINGS

2. Writing code tailored to one operating system, like Windows or macOS.

Her system-specific coding made the app run faster on Windows.

3. Adjusting a program so it fits the rules of one particular system.

The team did system-specific coding to match the bank's security rules.

4. Code written for one company's own internal setup rather than for everyone.

The hospital uses system-specific coding for its patient records.