To Make Better Programs

1. Fully Understand customer's Needs
2. Scheduling: According to The Mythical Man-Month, you may spend time for
   Design (1/3), Coding (1/6), Component testing (1/4), and System testing (1/4). That means Design (4) : Coding (2) : Component testing (3) : System testing (3)
   
3. Communication between team members
4. Exactly Understand What Problem is
5. Appropriate Software Design (using Design Patterns)
   
6. Spiral Development
7. Make a couple of scenarios
8. Understand What I have to do for a project, by attending meetings
9. Cohesion and Decoupling (especially for OOP)
10. Documentation (Comments, API, Javadoc, helper methods, etc.)