Phase 1 Language Basics + Advanced _1-3-Java language senior _1- common API_1_ Section 8 Math Math Tools math class _18_

Others 2019-07-19 02:32:03 views: null

Several commonly used mathematical method

abs absolute value

ceil rounding up, rounding it is not

floor rounding down

round rounding

PI

Press Ctrl + left mouse button to enter the Math class source inside

Ctrl + F12 and enter the PI

can see PI value is a Double

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Origin www.cnblogs.com/wangjunwei/p/11209547.html

Phase 1 Language Basics + Advanced _1-3-Java language senior _1- common API_1_ Section 8 Math Math Tools math class _18_

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Phase 1 Language Basics + Advanced _1-3-Java language senior _1- common API_1_ Section 5 String class _1_ string Overview and Features

Phase 1 Language Basics + Advanced _1-3-Java language senior _1- common API_1_ Section 5 String class _3_ string constant pool

Phase 1 Language Basics + Advanced _1-3-Java language senior _1- common API_1_ Section 5 String class _4_ compare relevant methods strings

Phase 1 Language Basics + Advanced _1-3-Java language senior _1- common API_1_ Section 4 ArrayList collection _13-ArrayList collection overview and basic use

Phase 1 Language Basics + Advanced _1-3-Java language senior _1- common API_1_ Section 4 ArrayList collection _12- array of objects

Phase 1 Language Basics + Advanced _1-3-Java language senior _1- common API_1_ Section 6 static static static code block _15_

Parameters Phase 1 Language Basics + Advanced _1-3-Java language senior _1- common API_1_ Section 2 anonymous object _7- anonymous object as a method of

Phase 1 Language Basics + Advanced _1-3-Java language senior _1- common API_1_ Section 4 ArrayList collection _17-ArrayList English II _ custom storage

Phase 1 Language Basics + Advanced _1-3-Java language senior _1- common API_1_ Section 3 Random class _10- practice between a generation _ 1-n

Phase 1 Language Basics + Advanced _1-3-Java language senior _1- common API_1_ Section 1 Scanner class _5- English II _ keyboard to enter three numbers

Phase 1 Language Basics + Advanced _1-3-Java language senior _02- inheritance and polymorphism _ Section 7 of the inner class _18_ _ red envelopes Case Analysis

Phase 1 Language Basics + Advanced _1-3-Java language senior _05- abnormal and multi-threaded _ Section 1 abnormal _8_Throwable class 3 for exception processing

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Definition Phase 1 Language Basics + Advanced _1-3-Java language senior _02- inheritance and polymorphism _ Section 7 inner classes _8_ member inner class

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Phase 1 Language Basics + Advanced _1-3-Java language senior _02- inheritance and polymorphism _ Section 1 of the same name inherited three kinds of _4_ class district molecular methods

Phase 1 Language Basics + Advanced _1-3-Java language senior _05- abnormal and multi-threaded _ Section 1 abnormality Notes _ _12_ abnormal abnormal child the parent class

Phase 1 Language Basics + Advanced _1-3-Java language senior _02- inheritance and polymorphism _ Section 7 _11_ local inner class inside the class definition

Phase 1 Language Basics + Advanced _1-3-Java language senior _02- inheritance and polymorphism _ _15_ Section 7 of the inner class class as a member variable type

Phase 1 Language Basics + Advanced _1-3-Java language API senior _03- common construction method _ the second part of Section 2 Date class _2_Date class members and methods

Phase 1 Language Basics + Use advanced _1-3-Java language senior _02- inheritance and polymorphism _ Section 7 inner classes _9_ member inner class

Phase 1 Language Basics + Advanced _1-3-Java language senior _02- inheritance and polymorphism _ Section 7 of the inner class _20_ luck red envelopes red envelopes case _ random

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