包含标签：Java 的文章
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Java source code reading of Java lang.Object
Object is the parent class of all classes. Any class inherits object by default. What methods does the object class im…… -
On the basis of using java properties class
The properties class inherits from hashtable and is usually used in combination with IO streams. Its most prominent fe…… -
Explain in detail how flyway is used in spring boot to manage database versions
If you have not read the above content, you can read it if you are interested. In the article "using jdbctemplate" abo…… -
Redis cache instance parsing in Java Web
Go directly to the topic: 1： Serviceimpl definition: 2： Add cache out (usually written in the service layer): Logic:…… -
Jfinal speed development framework usage notes sharing
Record the first use of jfinal, from simple framework construction to addition, deletion, modification and query, from…… -
Course design of C language library management system
This is my work of C language course design at the beginning of the second semester of freshman year. Hei hei, I thoug…… -
Python Programming randomly generates multiple ellipse instance codes
Ellipse Demo: Code example: summary The above is all about the random generation of multiple ellipse instance codes by…… -
Spring boot integrates PageHelper (two methods)
See PageHelper spring boot, which is very convenient to use. For more pagehelpers, click https://github.com/pagehelper…… -
Detailed explanation of the correctness of spring loop dependency and the sequential relationship of bean injection
1、 Preface @ h_ 404_ 6@ We know that spring can be lazy loaded, that is, it instantiates beans when they are really u…… -
Solution to the invalid problem of character encoding filter based on tomcat8
When colleagues encounter coding problems, they want to make a character coding filter to solve the whole station. The…… -
Performance test and result analysis of parallel stream in Java 8
Test 1 Number of parallelstream threads The default is runtime getRuntime(). Availableprocessors () - 1, here is 7 Ope…… -
Examples of using itextpdf to operate pdf
Introducing jars using maven Create exporttopdf tool class The above example of using itextpdf to operate PDF is all t…… -
Java simulation poker shuffle method example of generating 52 Poker
This paper describes the method of generating 52 poker cards by simulating poker shuffling in Java. Share with you for…… -
Producer consumer model based on Java (detailed analysis)
Producer consumer mode is the most common mode in multithreading: producer threads (one or more) generate bread and pu…… -
Implementation of library management system with C language
So far, I have studied C language with the progress of the school for about half a year. I only learned the pointer in…… -
Java classloader mechanism usage code analysis
For java development, the mechanism of classloader must be familiar with the basic knowledge. This paper makes a brief…… -
Spring boot starter web configuration file tutorial for spring boot development
In this article, I will continue to introduce the configuration of the springboot configuration file and how to use th…… -
Introduction to the difference between printstream and printwriter
The APIs of printstream and printwriter are almost the same, both of which can output various forms of data, and the c…… -
Introduction to spring roo installation and use
For a long time, Java / spring development has been regarded as a cumbersome representative, unable to quickly generat…… -
Introduction to di and AOP in spring Basics
preface As a coder engaged in java development, the importance of spring is self-evident. You may be dealing with the …… -
Java example of converting an integer into binary code
The method of converting an integer to binary: 1method 1: use BigInteger class: 2 method 2: use integer toBinaryString…… -
Introduction to JUnit 5
The famous Java unit testing framework JUnit 4 has been out for a long time. At that time, I found that JUnit 5 was in…… -
The method that allows JPA’s query interface to return map objects
In JPA 2.0, we can use entitymanager Createnativequery() to execute native SQL statements. However, when there is no c…… -
Solve the problem of error when Maven starts the spring project
First question The main reason is javax The servlet API treats the spring container as a servlet container at runtime,…… -
Efficiency comparison of five methods of splicing strings in Java
preface Recently, I wrote something. I may consider string splicing and think of several methods, but I don't know the…… -
On class in Java
Class is the implementation of a specific class defined in the Java language. The definition of a class includes membe…… -
Spring 3. Three bean configuration methods in X are explained in detail
In the past, the Java framework basically used XML as the configuration file, but now the Java framework supports "zer…… -
Spring oxm getting started instance
What is an O / xmapper? Spring3. A new feature of 0 is O / xmapper. The concept of O / X mapper is not new. O represen…… -
JMS introduction and ActiveMQ actual code sharing
1、 Asynchronous communication RMI, Hessian and other technologies previously contacted are synchronous communication …… -
Daemon thread instance in multithread termination in Java language
There are two types of threads in Java: user threads and guard (service) threads. Through thread Set setdaemon (false)…… -
Spring oxm getting started instance
What is an O / xmapper? Spring3. A new feature of 0 is O / xmapper. The concept of O / X mapper is not new. O represen…… -
Spring boot uses sharding JDBC configuration
This article introduces the configuration of spring boot using sharding JDBC and shares it with you as follows: explai……