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Title: GitHub - tonghl/toBeBetterJavaer: Java 程序员进阶之路，该专栏风趣幽默、通俗易懂，对 Java 爱好者极度友好和舒适😄，内容包括但不限于 Java 基础、Java 集合框架、Java IO、Java 并发编程、Java 虚拟机、Java 企业级开发（Maven、Git、SSM、Spring Boot）等核心知识点。 · GitHub

Open Graph Title: GitHub - tonghl/toBeBetterJavaer: Java 程序员进阶之路，该专栏风趣幽默、通俗易懂，对 Java 爱好者极度友好和舒适😄，内容包括但不限于 Java 基础、Java 集合框架、Java IO、Java 并发编程、Java 虚拟机、Java 企业级开发（Maven、Git、SSM、Spring Boot）等核心知识点。

X Title: GitHub - tonghl/toBeBetterJavaer: Java 程序员进阶之路，该专栏风趣幽默、通俗易懂，对 Java 爱好者极度友好和舒适😄，内容包括但不限于 Java 基础、Java 集合框架、Java IO、Java 并发编程、Java 虚拟机、Java 企业级开发（Maven、Git、SSM、Spring Boot）等核心知识点。

Description: Java 程序员进阶之路，该专栏风趣幽默、通俗易懂，对 Java 爱好者极度友好和舒适😄，内容包括但不限于 Java 基础、Java 集合框架、Java IO、Java 并发编程、Java 虚拟机、Java 企业级开发（Maven、Git、SSM、Spring Boot）等核心知识点。 - tonghl/toBeBetterJavaer

Open Graph Description: Java 程序员进阶之路，该专栏风趣幽默、通俗易懂，对 Java 爱好者极度友好和舒适😄，内容包括但不限于 Java 基础、Java 集合框架、Java IO、Java 并发编程、Java 虚拟机、Java 企业级开发（Maven、Git、SSM、Spring Boot）等核心知识点。 - tonghl/toBeBetterJavaer

X Description: Java 程序员进阶之路，该专栏风趣幽默、通俗易懂，对 Java 爱好者极度友好和舒适😄，内容包括但不限于 Java 基础、Java 集合框架、Java IO、Java 并发编程、Java 虚拟机、Java 企业级开发（Maven、Git、SSM、Spring Boot）等核心知识点。 - tonghl/toBeBetterJavaer

Opengraph URL: https://github.com/tonghl/toBeBetterJavaer

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og:image:alt	Java 程序员进阶之路，该专栏风趣幽默、通俗易懂，对 Java 爱好者极度友好和舒适😄，内容包括但不限于 Java 基础、Java 集合框架、Java IO、Java 并发编程、Java 虚拟机、Java 企业级开发（Maven、Git、SSM、Spring Boot）等核心知识点。 - tonghl/toBeBetterJavaer
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	https://github.com/tonghl/toBeBetterJavaer#rainbow-to-be-better-javaerjava-程序员进阶之路---通俗易懂风趣幽默
✏️ 个人博客	https://itwanger.com
📚 计算机经典书单(download)	https://mp.weixin.qq.com/s/qwUtTbfDB36VSwnjMRakqA
	https://github.com/tonghl/toBeBetterJavaer#目录
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	https://github.com/tonghl/toBeBetterJavaer#java-入门
	https://github.com/tonghl/toBeBetterJavaer#java-概述
什么是 Java	https://github.com/tonghl/toBeBetterJavaer/blob/master/docs/overview/what-is-java.md
Java 发展简史	https://github.com/tonghl/toBeBetterJavaer/blob/master/docs/overview/java-history.md
Java 的优势	https://github.com/tonghl/toBeBetterJavaer/blob/master/docs/overview/java-advantage.md
JDK 和 JRE 有什么区别	https://github.com/tonghl/toBeBetterJavaer/blob/master/docs/overview/jdk-jre.md
安装集成开发环境 Intellij IDEA	https://github.com/tonghl/toBeBetterJavaer/blob/master/docs/overview/idea.md
第一个 Java 程序：Hello World	https://github.com/tonghl/toBeBetterJavaer/blob/master/docs/overview/hello-world.md
	https://github.com/tonghl/toBeBetterJavaer#java-基础语法
基本数据类型	https://github.com/tonghl/toBeBetterJavaer/blob/master/docs/basic-grammar/basic-data-type.md
流程控制	https://github.com/tonghl/toBeBetterJavaer/blob/master/docs/basic-grammar/flow-control.md
运算符	https://github.com/tonghl/toBeBetterJavaer/blob/master/docs/basic-grammar/operator.md
注释：代码的最强辅助	https://github.com/tonghl/toBeBetterJavaer/blob/master/docs/basic-grammar/javadoc.md
	https://github.com/tonghl/toBeBetterJavaer#面向对象
什么是对象？什么是类	https://github.com/tonghl/toBeBetterJavaer/blob/master/docs/oo/object-class.md
变量	https://github.com/tonghl/toBeBetterJavaer/blob/master/docs/oo/var.md
方法	https://github.com/tonghl/toBeBetterJavaer/blob/master/docs/oo/method.md
构造方法	https://github.com/tonghl/toBeBetterJavaer/blob/master/docs/oo/construct.md
代码初始化块	https://github.com/tonghl/toBeBetterJavaer/blob/master/docs/oo/code-init.md
抽象类	https://github.com/tonghl/toBeBetterJavaer/blob/master/docs/oo/java-abstract.md
接口	https://github.com/tonghl/toBeBetterJavaer/blob/master/docs/oo/interface.md
static 关键字	https://github.com/tonghl/toBeBetterJavaer/blob/master/docs/oo/static.md
this 和 super 关键字	https://github.com/tonghl/toBeBetterJavaer/blob/master/docs/oo/this-super.md
final 关键字	https://github.com/tonghl/toBeBetterJavaer/blob/master/docs/oo/final.md
instanceof 关键字	https://github.com/tonghl/toBeBetterJavaer/blob/master/docs/oo/instanceof.md
	https://github.com/tonghl/toBeBetterJavaer#字符串
String 为什么是不可变的	https://github.com/tonghl/toBeBetterJavaer/blob/master/docs/string/immutable.md
字符串常量池	https://github.com/tonghl/toBeBetterJavaer/blob/master/docs/string/constant-pool.md
深入浅出 String.intern	https://github.com/tonghl/toBeBetterJavaer/blob/master/docs/string/intern.md
如何比较两个字符串是否相等	https://github.com/tonghl/toBeBetterJavaer/blob/master/docs/string/equals.md
如何拼接字符串	https://github.com/tonghl/toBeBetterJavaer/blob/master/docs/string/join.md
如何拆分字符串	https://github.com/tonghl/toBeBetterJavaer/blob/master/docs/string/split.md
	https://github.com/tonghl/toBeBetterJavaer#数组
数组	https://github.com/tonghl/toBeBetterJavaer/blob/master/docs/array/array.md
打印数组	https://github.com/tonghl/toBeBetterJavaer/blob/master/docs/array/print.md
	https://github.com/tonghl/toBeBetterJavaer#集合框架
初识集合框架	https://github.com/tonghl/toBeBetterJavaer/blob/master/docs/collection/gailan.md
时间复杂度	https://github.com/tonghl/toBeBetterJavaer/blob/master/docs/collection/big-o.md
ArrayList	https://github.com/tonghl/toBeBetterJavaer/blob/master/docs/collection/arraylist.md
LinkedList	https://github.com/tonghl/toBeBetterJavaer/blob/master/docs/collection/linkedlist.md
ArrayList 重拳出击，把 LinkedList 干翻在地	https://github.com/tonghl/toBeBetterJavaer/blob/master/docs/collection/list-war-1.md
被 ArrayList 锤了一拳后，LinkedList 很不服气	https://github.com/tonghl/toBeBetterJavaer/blob/master/docs/collection/list-war-2.md
海康威视一面：Iterator与Iterable有什么区别？	https://github.com/tonghl/toBeBetterJavaer/blob/master/docs/collection/iterator-iterable.md
为什么阿里巴巴强制不要在 foreach 里执行删除操作	https://github.com/tonghl/toBeBetterJavaer/blob/master/docs/collection/fail-fast.md
HashMap 的 hash 原理	https://github.com/tonghl/toBeBetterJavaer/blob/master/docs/collection/hash.md
HashMap 的扩容机制	https://github.com/tonghl/toBeBetterJavaer/blob/master/docs/collection/hashmap-resize.md
HashMap 的加载因子为什么是 0.75	https://github.com/tonghl/toBeBetterJavaer/blob/master/docs/collection/hashmap-loadfactor.md
为什么 HashMap 是线程不安全的？	https://github.com/tonghl/toBeBetterJavaer/blob/master/docs/collection/hashmap-thread-nosafe.md
HashMap 精选面试题（背诵版）	https://github.com/tonghl/toBeBetterJavaer/blob/master/docs/collection/hashmap-interview.md
	https://github.com/tonghl/toBeBetterJavaer#异常处理
异常处理机制	https://github.com/tonghl/toBeBetterJavaer/blob/master/docs/exception/gailan.md
try-catch-finally	https://github.com/tonghl/toBeBetterJavaer/blob/master/docs/exception/try-catch-finally.md
throw 和 throws	https://github.com/tonghl/toBeBetterJavaer/blob/master/docs/exception/throw-throws.md
try-with-resouces	https://github.com/tonghl/toBeBetterJavaer/blob/master/docs/exception/try-with-resouces.md
异常最佳实践	https://github.com/tonghl/toBeBetterJavaer/blob/master/docs/exception/shijian.md
	https://github.com/tonghl/toBeBetterJavaer#常用工具类
数组工具类：Arrays	https://github.com/tonghl/toBeBetterJavaer/blob/master/docs/common-tool/arrays.md
集合工具类：Collections	https://github.com/tonghl/toBeBetterJavaer/blob/master/docs/common-tool/collections.md
简化每一行代码工具类：Hutool	https://github.com/tonghl/toBeBetterJavaer/blob/master/docs/common-tool/hutool.md
Guava，拯救垃圾代码，效率提升N倍	https://github.com/tonghl/toBeBetterJavaer/blob/master/docs/common-tool/guava.md
	https://github.com/tonghl/toBeBetterJavaer#加餐
Java 中常用的 48 个关键字	https://github.com/tonghl/toBeBetterJavaer/blob/master/docs/basic-extra-meal/48-keywords.md
Java 命名约定	https://github.com/tonghl/toBeBetterJavaer/blob/master/docs/basic-extra-meal/java-naming.md
Java 默认的编码方式 Unicode	https://github.com/tonghl/toBeBetterJavaer/blob/master/docs/basic-extra-meal/java-unicode.md
new Integer(18) 与 Integer.valueOf(18) 有什么区别	https://github.com/tonghl/toBeBetterJavaer/blob/master/docs/basic-extra-meal/int-cache.md
自动拆箱与自动装箱	https://github.com/tonghl/toBeBetterJavaer/blob/master/docs/basic-extra-meal/box.md
方法重载和方法重写	https://github.com/tonghl/toBeBetterJavaer/blob/master/docs/basic-extra-meal/override-overload.md
Java 到底是值传递还是引用传递	https://github.com/tonghl/toBeBetterJavaer/blob/master/docs/basic-extra-meal/pass-by-value.md
浅拷贝与深拷贝	https://github.com/tonghl/toBeBetterJavaer/blob/master/docs/basic-extra-meal/deep-copy.md
为什么重写 equals 时必须重写 hashCode 方法	https://github.com/tonghl/toBeBetterJavaer/blob/master/docs/basic-extra-meal/equals-hashcode.md
注解	https://github.com/tonghl/toBeBetterJavaer/blob/master/docs/basic-extra-meal/annotation.md
枚举	https://github.com/tonghl/toBeBetterJavaer/blob/master/docs/basic-extra-meal/enum.md
深入理解 Java 中的反射	https://github.com/tonghl/toBeBetterJavaer/blob/master/docs/basic-extra-meal/fanshe.md
泛型	https://github.com/tonghl/toBeBetterJavaer/blob/master/docs/basic-extra-meal/generic.md
Java 不能实现真正泛型的原因是什么？	https://github.com/tonghl/toBeBetterJavaer/blob/master/docs/basic-extra-meal/true-generic.md
Java程序在编译期发生了什么	https://github.com/tonghl/toBeBetterJavaer/blob/master/docs/basic-extra-meal/what-happen-when-javac.md
马蜂窝一面：Comparable和Comparator有什么区别？	https://github.com/tonghl/toBeBetterJavaer/blob/master/docs/basic-extra-meal/comparable-omparator.md
手撸了一个Java的不可变对象，很哇塞！	https://github.com/tonghl/toBeBetterJavaer/blob/master/docs/basic-extra-meal/immutable.md
从原理上搞懂可变参数，就靠它了	https://github.com/tonghl/toBeBetterJavaer/blob/master/docs/basic-extra-meal/varables.md
	https://github.com/tonghl/toBeBetterJavaer#java-企业级开发
	https://github.com/tonghl/toBeBetterJavaer#maven
保姆级神器 Maven，再也不用担心项目构建搞崩了	https://github.com/tonghl/toBeBetterJavaer/blob/master/docs/maven/maven.md
	https://github.com/tonghl/toBeBetterJavaer#git
Git 的前世今生	https://github.com/tonghl/toBeBetterJavaer/blob/master/docs/git/git-qiyuan.md
	https://github.com/tonghl/toBeBetterJavaer#java-进阶
	https://github.com/tonghl/toBeBetterJavaer#java-io
IO 流的分类和概述	https://github.com/tonghl/toBeBetterJavaer/blob/master/docs/io/shangtou.md
	https://github.com/tonghl/toBeBetterJavaer#java-虚拟机
JVM 是什么？	https://github.com/tonghl/toBeBetterJavaer/blob/master/docs/jvm/what-is-jvm.md
	https://github.com/tonghl/toBeBetterJavaer#paw_prints-联系作者
	https://camo.githubusercontent.com/c9244b4c94be5eaf580ad896cb38100998fc3136023ab241ada4f0fc7a869ce2/68747470733a2f2f63646e2e6a7364656c6976722e6e65742f67682f697477616e6765722f746f42654265747465724a61766165722f696d616765732f71696e675f676565652e706e67
	https://camo.githubusercontent.com/af7387b9571d146af4926923679bb301c210415e87abfeab9567cfab5972fadd/68747470733a2f2f63646e2e6a7364656c6976722e6e65742f67682f697477616e6765722f746f42654265747465724a61766165722f696d616765732f676f6e677a686f6e6768616f2e706e67
	https://github.com/tonghl/toBeBetterJavaer#muscle-参与贡献
	https://github.com/tonghl/toBeBetterJavaer#gift-donate
	https://camo.githubusercontent.com/87274271609c9a512b9ec155bb9ef24bd2fc2d17b5acef9c47c39d0e2b1f86fc/68747470733a2f2f63646e2e6a7364656c6976722e6e65742f67682f697477616e6765722f746f42654265747465724a61766165722f696d616765732f7a686966752e706e67
itwanger.gitee.io/tobebetterjavaer	https://itwanger.gitee.io/tobebetterjavaer
Readme	https://github.com/tonghl/toBeBetterJavaer#readme-ov-file
Please reload this page	https://github.com/tonghl/toBeBetterJavaer
Activity	https://github.com/tonghl/toBeBetterJavaer/activity
0 forks	https://github.com/tonghl/toBeBetterJavaer/forks
Report repository	https://github.com/contact/report-content?content_url=https%3A%2F%2Fgithub.com%2Ftonghl%2FtoBeBetterJavaer&report=tonghl+%28user%29
Releases	https://github.com/tonghl/toBeBetterJavaer/releases
Packages 0	https://github.com/users/tonghl/packages?repo_name=toBeBetterJavaer
Please reload this page	https://github.com/tonghl/toBeBetterJavaer
Contributors	https://github.com/tonghl/toBeBetterJavaer/graphs/contributors
Please reload this page	https://github.com/tonghl/toBeBetterJavaer
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