Computer Science 225
Advanced Programming

Spring 2022, Siena College

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Agenda

• Announcements
  • Problem Set 5 due tomorrow night, usual late policy applies
  • Lab 7: Recursive Graphics and Graphics Objects (in Canvas and GitHub) - finish up by the start of next week, see added info on the lab's Canvas page
• Final Project - see the document for all details and deadlines
• Problem Set 6 intro
• Exam 2 information
  • postponed until April 12 and/or 13, just before Easter break
  • there will be a Google form to indicate availability for an evening slot
  • all topics up next Monday's class, this week's lab, and Problem Set 6
  • more details to come a week from today
• Keyboard listeners: we will not cover this in class, but see the topic notes, example, and corresponding video if you'd like to use this functionality
• Dangers of concurrency

Terminology

• keyboard focus
• interleaving of operations
• interference
• race condition
• process or thread synchronization

Examples

• ArrowBall: handling keyboard events, in this case arrow keys, in a graphics program
• ATMConcurrency: demonstration of race conditions and the synchronized keyword