How can I effectively repair a bike brake cable?

To effectively repair a bike brake cable, follow these steps:

1. Identify the damaged section of the cable.
2. Remove the cable from the brake lever and caliper.
3. Trim the damaged section of the cable using cable cutters.
4. Install a new cable end cap on the trimmed end.
5. Thread the cable back through the brake lever and caliper.
6. Adjust the tension of the cable using the barrel adjuster.
7. Test the brakes to ensure they are working properly.