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LinkedIn Learning

Java Memory Management

via LinkedIn Learning

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Overview

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Explore effective memory management in Java in this course, one of two installments in the lively Java Memory Management series.

Syllabus

Introduction
  • Make beautiful stack overflow errors
  • What you should know
  • Explore the code challenge environment
1. Java Memory Explained
  • What is Java memory?
  • The importance of understanding Java memory
  • JVM and memory management
  • Stack memory
  • Heap memory
  • Heap vs. stack
2. Values vs. References
  • Primitives
  • Objects
  • Final classes and immutable objects
  • Strings in memory
  • Primitives and objects in memory
  • Solution: Making an object immutable
3. Careful: Escaping References
  • The problem of escaping references
  • Collections and escaping references
  • Avoiding escaping collection references
  • Example custom objects: References on the loose
  • Avoiding escaping references
  • Solution: Fixing an escaping reference
4. Quick Peek at Next Steps
  • Garbage collection
  • JVM tuning
  • Spotting and avoiding memory leaks
  • Solution: Fix the memory leak
Conclusion
  • Next steps with Java memory management

Taught by

Matt Greencroft

Reviews

4.7 rating at LinkedIn Learning based on 464 ratings

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