包含标签：Java 的文章
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Summary of Chapter 11 of the fourth edition of Java programming thought
1. Container classes are divided into two categories: collection and map 2. When defining collections, it is a good ha…… -
Summary of Chapter 9 of the fourth edition of Java programming thought
This chapter is very important. It involves three design patterns and some of the interfaces. Mastering these is the k…… -
Java programming ideas fourth edition Chapter 13 string summary
1. Use of string and StringBuilder Through the introduction in the book, we know the following conclusions: Summary: w…… -
Summary of Chapter 10 of the fourth edition of Java programming ideas
1. Characteristics of internal classes 2. Use this 3. Use new 4. Inner class of method 5. Define the internal class wi…… -
Java programming ideas fourth edition Chapter 14 type information summary
1. Class object: 1. The class loader first checks whether the class object of this class has been loaded. If it is not…… -
Summary of Chapter 5 of the fourth edition of Java programming thought
1. Constructor 2. Method overload 4. This keyword 5. Garbage collector 6. Member initialization 7. Constructor initial…… -
Summary of the third chapter of the fourth edition of Java programming ideas
1. Static import First, a print class is defined, which has a static method print When using, use import static before…… -
What components of spring cloud have you used and what is their principle?
preface See the title of the article? It is such an abstract and general question, which is really the real interview …… -
Java Memory Model and garbage collection analysis of overflow of Java method area and runtime constant pool
1. Java Memory Model When executing a program, the Java virtual machine divides the memory it manages into several dat…… -
Deep understanding of java reflection
To understand the principle of reflection, we must first understand what type information is. Java allows us to identi…… -
Sentinel cluster flow control principle
If the service call uses rotation training or random routing, Theoretically, you can set flow control rules on each si…… -
Thoughts on troubleshooting an online redis class conversion exception
Previous colleagues reported that they encountered redis deserialization exception online. The exception is as follows…… -
Java JDBC basic learning summary
JDBC is a Java application program interface that encapsulates various operations on the database. JDBC consists of cl…… -
Analysis of Java IO working mechanism
The IO classes of Java are all in Java Under the IO package, these classes can be roughly divided into the following f…… -
Java web request and response Servlet Technology
The main function of servlet is to process client requests and respond. Therefore, for each request, the web container…… -
Is your ThreadLocal thread safe
Many friends must be familiar with ThreadLocal. ThreadLocal is called thread local variable, that is, ThreadLocal crea…… -
Chinese coding in Java Web
Chinese coding is often encountered in Java Web development, so why do you need coding? Because human beings need to r…… -
Spring’s IOC container
Spring is a lightweight java development framework. Its two basic functions are IOC and AOP. IOC is the inversion of c…… -
AOP summary post of spring learning the first AOP program of spring learning
AOP (aspect oriented programming), also known as aspect oriented programming, is a programming paradigm, which provide…… -
Filter of Java Web
Filter is called filter or interceptor. Its basic function is to intercept the process of calling servlet, and realize…… -
Cookies and sessions
Cookies and sessions are designed to maintain users' access status. On the one hand, they are designed to facilitate b…… -
JSP technology of Java Web Servlet Technology of Java Web
The full name of JSP is java server pages. Like Servlet Technology, it is a technology defined by Sun company for deve…… -
Analysis of overflow of Java method area and runtime constant pool
The runtime constant pool is a part of the method area, which is used to store class related information, such as clas…… -
Mybatis use summary + integrate the first hello world program of spring learning AOP summary post of spring learning
Mybatis was originally an open source project ibatis of Apache. In 2010, the project was migrated from Apache Software…… -
The first AOP program for spring learning
IOC and AOP are the two cornerstones of spring. AOP (aspect oriented programming), also known as aspect oriented progr…… -
Does concurrenthashmap have the problem of dead circulation?
For the sake of insurance, the business code of the problem cannot be directly posted, so the problem is simplified in…… -
The first hello world program for spring learning
Spring is an open source framework. Spring is a lightweight java development framework rising in 2003. It is derived f…… -
Java concurrency foundation summary
Concurrency is the ability to run multiple programs or parts of a program in parallel. If a time-consuming task in the…… -
Building a simple environment for Dubbo learning and building a Dubbo + zookeeper platform from scratch
Development and role of Dubbo services: Simple environment construction of Dubbo 1. Installing zookeeper Zookeeper dow…… -
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Final keyword
1. Overview The most common meaning is to declare that "this thing cannot be changed". The reason for banning change m…… -
Java 8 functional programming
1、 Function interface Why start with the function interface first? Because I think this is the entrance to java8 func……