Java
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Java student information management system design (2)
The student information of this example is added to the transaction entering the database (the transaction can be comm…… -
Java development of employment information management system
This example shares the development case of Java employment information management platform for your reference. The sp…… -
Java language dictionary sorting algorithm analysis and code example
Dictionary ordering is to produce all permutations one by one according to the idea of dictionary sorting. In mathemat…… -
Encapsulation operation example of HTTP tool class implemented in Java
This paper describes the encapsulation operation of HTTP tool class implemented by Java. Share with you for your refer…… -
Spring boot integration Shiro detailed tutorial (summary)
When we develop, we sometimes need to convert the traditional spring Shiro into a spring boot project or integrate it …… -
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…… -
On spring’s BOM for solving jar package dependency
Explanation of terms: Bill of materials: Bill of materials, which is a good method to solve jar package dependency. Sp…… -
Spring assembling beans in IOC container
1. Spring configuration overview 1.1 overview The spring container reads bean configuration information from XML confi…… -
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)……