Editora 0.9.10. Archived, so links from that release keep working. Read the 0.18.3 page →
Debug: Attach to JVM…
debug.attach Attach the debugger to a running JVM over a socket.
How to run it
Open the command palette (M-x in the Emacs keymap) and search for Debug: Attach to JVM…, then press Enter. It also has a default keybinding:
| Emacs | C-cC-da |