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OCR: Object- Oriented Programming Crash Recovery A typical crash... testing buggy method: 4n infinite {high priority) loop First try interrupting (command -period on the Mac} Playing with the svsten classes After a crash (recovery option Bring up the most recent saved image Browse the changes See sequential history snapshots quits, save-as' do-its changes/a 'additions to classes & methods Highlight stuff recover "file desired tmaterial Make snapshot imme diately Resume testing Good practice: File out source code often. Rebuild image from scratch occasionally HArTT Porter 2001 system material Cood Hart