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Debugging with IntelliJ IDEA

Talkat Devoxx France 2026 · 2026-04-22..04-24· [java, developer-experience]
slides:none on file

Live coding demos show IntelliJ IDEA debugger doing more than break/step: stream chain tracing visualizes how each element flows and quickly pinpoints a filter bug; emulated method breakpoint intercepts interface implementations without slowing the JVM; non-suspending breakpoints and breakpoint dependencies let code mutate or register hits without stopping execution to trigger later conditional breakpoints. Concurrency debugging uses thread-only suspension to compare stacks; Spring Debugger plugin auto-registers test DB sessions and highlights active properties.

AI-written summary · about

  1. 0:00Introduction to debugger
  2. 1:40Debugging stream chains
  3. 6:06Method breakpoints usage
  4. 10:11Breakpoint automation
  5. 13:00Workflow analysis
  6. 18:04Debugging concurrency
  7. 22:58Spring debugger overview
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