How to Disable Hot Code Replace in Eclipse Java Debugger?

Question

What are the steps to disable Hot Code Replace in the Eclipse Java debugger?

Answer

Hot Code Replace (HCR) is a feature in the Eclipse Java debugger that allows developers to change the code while the application is being debugged. However, in certain scenarios, you might want to disable HCR to avoid unforeseen issues or to enforce a stricter debugging workflow. Here's how to disable Hot Code Replace in Eclipse.

Causes

  • Hot Code Replace can lead to unexpected behavior during debugging sessions.
  • Some developers prefer to stop the application to ensure a clean state before applying changes.

Solutions

  • Open your Eclipse IDE.
  • Go to the 'Window' menu and select 'Preferences'.
  • In the Preferences dialog, navigate to 'Java' -> 'Debug'.
  • Find the option labeled 'Enable Hot Code Replace' and uncheck it.
  • Click 'Apply' and then 'OK' to save your changes.

Common Mistakes

Mistake: Failing to save preferences after disabling HCR.

Solution: Ensure you click 'Apply' before closing the preferences window.

Mistake: Not restarting the debugging session to see the changes take effect.

Solution: After disabling HCR, restart your debugging session for the settings to apply.

Helpers

  • Eclipse Java debugger
  • disable Hot Code Replace
  • Hot Code Replace Eclipse
  • Java debugging

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