**[[Reserved for Mark Sherman's Class]]** In [`Sketch.java`](https://github.com/processing/processing4/blob/main/app/src/processing/app/Sketch.java) we override equals(), but not hashCode(). This can lead to some silent errors. See: https://www.baeldung.com/java-equals-hashcode-contracts Please implement hashCode()
[[Reserved for Mark Sherman's Class]]
In
Sketch.javawe override equals(), but not hashCode(). This can lead to some silent errors.See: https://www.baeldung.com/java-equals-hashcode-contracts
Please implement hashCode()