[add] add module java-container and update README. · liquidmavis/java-learning@30a5eac · GitHub
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[add] add module java-container and update README.
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‎README.md‎

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‎java-base/src/main/java/com/brianway/learning/java/base/Binary.java‎

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* Created by brian on 16/11/10.
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*
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* TODO 补码/反码相关知识
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* https://www.cnblogs.com/zhangziqiu/archive/2011/03/30/ComputerCode.html
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* http://weihe6666.iteye.com/blog/1190033
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*
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* 在计算机中，负数以原码的补码形式表达。
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*/
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public class Binary {
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public static void main(String[] args) {
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int i = 5;
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int j = 10;
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System.out.println(i + ~j);
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int[] arr = new int[] {3, -2};
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for (int a : arr) {
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//原数
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System.out.println("a:" + a + " 二进制:" + Integer.toBinaryString(a));
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// 按位取反
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System.out.println("~a:" + ~a + " 二进制:" + Integer.toBinaryString(~a));
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// 相反数
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System.out.println("-a:" + -a + " 二进制:" + Integer.toBinaryString(-a));
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System.out.println(-a == ~a + 1);
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System.out.println(~a == -a - 1);
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}
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}
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}

‎java-container/pom.xml‎

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<?xml version="1.0" encoding="UTF-8"?>
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<project xmlns="http://maven.apache.org/POM/4.0.0"
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xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
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xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
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<parent>
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<artifactId>java-learning</artifactId>
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<groupId>com.brianway.learning.java</groupId>
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<version>1.0-SNAPSHOT</version>
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</parent>
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<modelVersion>4.0.0</modelVersion>
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<artifactId>java-container</artifactId>
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</project>

‎pom.xml‎

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