1.1 Introduction-teaching instructions
1.2 Introduction-Introduction to learning methods
1.3 Course introduction: how to install software
1.4 Course introduction: How to improve typing speed
2.1 Initial Java: History of Computer Language Development
2.2 A brief history of initial JAVA_JAVA
2.3 Initial JAVA_JAVA architecture
2.4 Initial JAVA_JAVA architecture
2.5 Initial JAVA_JAVA features and advantages
2.6 Initial JAVA_ core mechanism of garbage collection mechanism
2.7 Initial JAVA_ core mechanism of JAVA cross-platform principle
2.8 Initial JAVA_ core mechanism comparison Cross-platform principles of C language
2.9 Initial JAVA_ Common DOS commands
2.10 Initial JAVA_JDK download_install_uninstall
2.11 Initial JAVA_notepad++ installation_system environment variable path
2.12 Initial JAVA_first program_compile_execute
2.13 Initial JAVA_program Common errors
2.14 initial JAVA_ compilation method
2.15 initial JAVA_ extension: classpath environment variable
2.16 initial JAVA_ extension: JAVA_HOME environment variable
2.17 initial JAVA_API
2.18 initial JAVA_ use of code volume statistics tool
2.19Initial JAVA_ single-line comments and multi-line comments
2.20 Initial JAVA_ documentation notes
2.21 Initial JAVA_ Use of decompilation tools
2.22 Initial JAVA_ The last piece of code in this chapter
2.23 Initial JAVA_ Extended interview questions: the difference between JDK, JRE, JVM
3.1 Data Type_Identifier
4.1 Operators Overview of Operators in Java
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5.1 Process Control_Introduction
6.1 Method_Method definition and call
![](https://img-blog.csdnimg.cn/20201028162546116.png?x-oss-process=image/watermark,type_ZmFuZ3poZW5naGVpdGk,shadow_10,text_aHR0cHM6Ly9ibG9nLmNzZG4ubmV0L3R1dG91Y2hlbmd4dXl1YQ==,size_16,color_FFFFFF,t_70)
7.1 The introduction of array_array
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8.1 Download of IDEA_Preparation before installation
![](https://img-blog.csdnimg.cn/20201028162759922.png?x-oss-process=image/watermark,type_ZmFuZ3poZW5naGVpdGk,shadow_10,text_aHR0cHM6Ly9ibG9nLmNzZG4ubmV0L3R1dG91Y2hlbmd4dXl1YQ==,size_16,color_FFFFFF,t_70)
9.1 Object-oriented_The difference between process-oriented and object-oriented
![](https://img-blog.csdnimg.cn/20201028162921243.png?x-oss-process=image/watermark,type_ZmFuZ3poZW5naGVpdGk,shadow_10,text_aHR0cHM6Ly9ibG9nLmNzZG4ubmV0L3R1dG91Y2hlbmd4dXl1YQ==,size_16,color_FFFFFF,t_70)