2021年的顺遂平安君

2017年6月28日

摘要： The static factory method pattern is a way to encapsulate object creation. Without a factory method, you would simply call the c... 阅读全文

posted @ 2017-06-28 10:57 2021年的顺遂平安君阅读(48) 评论(0) 推荐(0)

Static Fields and Methods

摘要： If you define a field as static, then there is only one such field per class. In contrast, each object has its own copy of al... 阅读全文

posted @ 2017-06-28 10:44 2021年的顺遂平安君阅读(50) 评论(0) 推荐(0)

Static Fields and Methods

摘要： If you define a field as static , then there is only one such field per class. In contrast, each object has its own copy of all instance fields. For e 阅读全文

posted @ 2017-06-28 10:44 2021年的顺遂平安君阅读(206) 评论(0) 推荐(0)

usermod - modify a user account

摘要： ` a`, append Add the user to the supplementary group(s). Use only with the G option. , groups GROUP1[,GROUP2,...[,GROUPN]]] A list of supplementary gr 阅读全文

posted @ 2017-06-28 10:37 2021年的顺遂平安君阅读(228) 评论(0) 推荐(0)

usermod - modify a user account

摘要： -a, --append Add the user to the supplementary group(s). Use only with the -G option. -G, --groups GROUP1[,GROUP2,...[,G... 阅读全文

posted @ 2017-06-28 10:37 2021年的顺遂平安君阅读(66) 评论(0) 推荐(0)

2017年6月27日

理解Java的Class类、"this."关键字、Constructor构造器（一）

摘要： import java.util.*;public class BookTest{ public static void main(String[] args) { //Book book = new Book("A Tale of Two Cities... 阅读全文

posted @ 2017-06-27 22:02 2021年的顺遂平安君阅读(66) 评论(0) 推荐(0)

理解Java的Class类、"this."关键字、Constructor构造器（一）

摘要： ``` import java.util.*; public class BookTest { public static void main(String[] args) { //Book book = new Book("A Tale of Two Cities", 1895); Book book = new Book("A Tale of Two Cities"); Sy... 阅读全文

posted @ 2017-06-27 22:02 2021年的顺遂平安君阅读(347) 评论(0) 推荐(0)

[REPRINT] Java 101: Classes and objects in Java

摘要： http://www.javaworld.com/article/2979739/learn java/java 101 classes and objects in java.html?page=3 This example declares a count integer field that 阅读全文

posted @ 2017-06-27 20:24 2021年的顺遂平安君阅读(3447) 评论(0) 推荐(0)

[REPRINT] Java 101: Classes and objects in Java

摘要： http://www.javaworld.com/article/2979739/learn-java/java-101-classes-and-objects-in-java.html?page=3 class Book{ // ... ... 阅读全文

posted @ 2017-06-27 20:24 2021年的顺遂平安君阅读(118) 评论(0) 推荐(0)

Java多维数组

摘要： public class multiarraysExample1{ public static void main(String[] args) { int[][] magicSquare = { {16,3,2,13}, {5,10,1... 阅读全文

posted @ 2017-06-27 12:20 2021年的顺遂平安君阅读(50) 评论(0) 推荐(0)

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