Abstract:In programming systems such as the Lively Kernel, programmers construct applications from objects. Dedicated tools allow them to manipulate the state and behavior of objects at runtime. Programmers are encouraged to make changes directly and receive immediate feedback on their actions. However, when programmers make mistakes in such programming systems, they need to undo the effects of their actions. Programmers either have to edit objects manually or re-load parts of their applications. Moreover, changes can … Show more
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