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Forest is an open source Java HTTP client framework. It can bind all HTTP request information (including URL, Header, Body and other information) to your customized Interface method, and send HTTP requests by calling local Interface methods. This article is based on Forest practice and comes from the actual business scenario requirements. Thr ...

Content overview What is multithreading, synchronous asynchronous concept, thread safety (synchronization between threads), communication between threads, JDK1.8 parallel contracting, thread pool principle analysis, lock 1. Thread: an execution path that does not interfere with each other. It is divided into user thread and daemon thread. ...

5. Spring MVC integrates Mybatis 5.1 start 1. Create database 2. Create a normal maven project and add a web service 3. Import package (pom.xml) 4. Connect to the database 5. Create directory structure 6. Configure all xml files 7.pojo entity class 8. Database operation of Dao layer (two files, file name: bookMapper (Interface) bookMap ...

Batch replace string specified in MarkDown document preface Recently, I bought a new computer. It took almost a weekend to upgrade various configurations. At the same time, I want to import the previous blog documents. Because the blog documents are written in Typora, and the pictures are also stored locally. After the picture path change ...

preface Concurrent programming technology is an important knowledge point in Java. How much do you know about the following? Overview of process, thread and collaboration relationship Process: in essence, it is an independently executed program. Process is the basic concept of resource allocation and scheduling by the operating system. T ...

This way to achieve code scanning login is too sweet!!! If you need more tutorials, just scan the code on wechat           1, First you need a table Record who scanned the code. Who logged in. User_Token table The fields are as follows: uuid: used to ensure uniqueness userId: who logged in loginTime: login time createTime: the c ...

1, Introduction to JQuery (1) Introduction          JQuery is a fast and concise JavaScript framework. The purpose of jQuery design is "write Less, Do More", which advocates writing less code and doing more things. It encapsulates the common functional code of JavaScript, provides a simple Jav ...

Thank you very much for reading this article~ Welcome[ 👍 [like][ ⭐ Collection][ 📝 [comments]~ It's not hard to give up, but it must be cool to insist~ I hope all of us can make a little progress every day~ This paper consists of White hat of the second leader: https://le-yi.blog.csdn.net/ Blog originality~ Sword finger Offer II 05 ...

< ------------------------------------------------------ Liao Xuefeng learns Java ---------------------------------------- > 1. Multithreading Basics The computer calls a task a process, the browser is a process, and the video player is another process. Similarly, both the music player and Word are processesSubtasks in a process are ...

1 branch structure Although the program with sequential structure can solve the problems of calculation and output But you can't judge and choose. For the problem of making judgment before selection, we should use the branch structure 1.2 form 1.3.1 exercise: Commodity discount cases Create package: cn.tedu.basic Create class: TestDiscoun ...