28.8 - Class and Code Optimization Tips
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Practice Questions
Test your understanding with targeted questions
What are primitive types?
💡 Hint: Think of the foundational data types in Java.
Why should we avoid excessive object creation?
💡 Hint: Consider how Java manages memory.
4 more questions available
Interactive Quizzes
Quick quizzes to reinforce your learning
Why should you prefer primitive types over wrapper classes?
💡 Hint: Think about memory usage in applications.
True or False: Using synchronized methods are always the best choice for thread management.
💡 Hint: Consider scenarios where flexibility is needed.
1 more question available
Challenge Problems
Push your limits with advanced challenges
Implement a simple Java application that demonstrates effective use of string concatenation with StringBuilder in a loop. Include optimizations in object management and caching techniques.
💡 Hint: Consider how to reduce the number of string objects created.
Create a multi-threaded application utilizing thread pools and ReentrantLock. Ensure it handles concurrent modifications correctly while optimizing performance.
💡 Hint: Think about how to handle shared data safely in a fast-paced environment.
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Reference links
Supplementary resources to enhance your learning experience.
- Understanding Java Primitive Data Types
- Java Object Creation Explained
- Java Concurrency: Using Reentrant Locks
- Memoization in Java
- Performance Optimization in Java
- Java Garbage Collection Overview
- Effective Java: Item 15 - Minimize Mutability
- Understanding the Importance of Thread Pools
- Best Practices for String Handling in Java