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0:03章章章 章章 章 次 第一章 章 第一章 一章 1: A better way to solve the problem in the last video is by using a wildcard. 302s · Speaker 1
A better way to solve the problem in the last video is by using a wildcard. So we go back to our utils class and replace this type argument with a question mark which is called the wildcard character. This wildcard represents an unknown typ…
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5:06章章章 章章 章 次 第一章 章 第一章 一章 2: It could be a string object, it could be a daytime object. 18s · Speaker 1
It could be a string object, it could be a daytime object. That is the reason why when we use the super keyword, we can get an object from this list and store it in a variable of type object. So to recap, if you want to read from this list,…