#Java

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Big Integer calculation Because the BIGInteger data type is a class structure and a string, it is…

Java's int can be expressed as 4 bytes in memory size from -2,147,483,648 to 2,147,483,647, and long…

🌱StringTokenizer class The StringTokenizer class is used to cut a string into multiple strings…

🌱Split method in String class The split method provided in the String class is overloaded with two…

🌱1.Add logic such as logging, recovery, etc. to the catch It is not desirable to only catch…

The exception to Java is not the end of a try-catch block. If an exception occurs, it is true that…