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Class initialization problem

update time：2022-11-19 12:50:45

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The meaning of String

update time：2022-11-15 12:49:34

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I encountered a problem when installing hyperlynx

update time：2022-10-12 14:09:39

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jdk help document problem

update time：2022-10-10 19:57:00

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7-24 Why can the constructor be directly in the class and output directly to the console?

update time：2022-09-21 11:30:56

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What happens when getByName(String host) passes the IP address and getHostName() returns the IP address?

update time：2022-07-17 13:26:23

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In Lesson 6-12, the teacher said that int can be directly converted to float. I didn’t quite understand it.

update time：2022-07-14 19:02:29

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Xiaofang’s question about saving money

update time：2022-06-30 22:41:39

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Why is an error reported?

update time：2022-04-11 22:54:10

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Why can’t I create a new text document in my bin folder?

update time：2022-03-23 10:34:29

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Code encyclopedia

update time：2022-02-14 17:55:59

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My array is out of bounds, how to solve it?

update time：2022-01-02 20:35:43

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There seems to be an error in this article. I wrote the following code, which can be converted into trinocular

update time：2021-12-28 20:30:00

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x=3 y=4 I don’t understand

update time：2021-09-27 19:41:24

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x=3 y=4 I don’t understand

update time：2021-09-27 19:34:48

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