包含标签：Java 的文章
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Definition and implementation example of simple linked list of Java data structure
This paper describes the definition and implementation of simple linked list of Java data structure. Share with you fo…… -
Mybatis returns the configuration of the primary key ID during the insert operation (recommended)
Many times, when inserting data into the database, you need to keep the ID of the inserted data for subsequent update …… -
Java multithreading programming socket communication example code
There are many programming examples about Java multithreading communication spread on the network. This one is fairly …… -
Instances of reading, writing and copying IO stream files in Java
//Construct file class file f = new file (filename); //Determine whether the directory is f.isdirectory(); //Get the f…… -
Java JDBC based MySQL database connection function example explanation
This article describes the method of Java connecting to MySQL database based on JDBC. Share with you for your referenc…… -
Parsing synchronized locked objects in Java programming
The picture upload password is changed to synchronized, which is a keyword used for synchronization in Java. Generally…… -
Object class of Java source code parsing
In the process of reading the source code, you can understand the ideas involved in others' realization of a function …… -
JAVA memory overflow and memory leak
Although the JVM can automatically reclaim useless memory through GC, there is still a risk of memory overflow if the …… -
Using BitSet to realize millisecond query (example explanation)
preface Because the service requires that the response time of one request of API is less than 10ms, the traditional d…… -
On spring redirection Guide
1. General This article will focus on implementing redirect in spring and discuss the reasons behind each strategy. 2.…… -
Basic definition and implementation example of Java data structure stack
This paper describes the basic definition and implementation of Java data structure stack. Share with you for your ref…… -
Java programming enumeration types! Enumeration types define and override enumeration methods
What is an enumeration type Enumerated type has long appeared in programming languages. It is used to contain a group …… -
Detailed explanation of the method of using Google kaptcha verification code in spring MVC
preface As we all know, verification code is one of the most effective ways to resist batch operation and malicious lo…… -
Simple definition and usage example of circular queue of Java data structure
This paper describes the simple definition and usage of circular queue of Java data structure. Share with you for your…… -
Detailed explanation of XML installation and configuration bean in spring bean assembly tutorial
preface As we all know, when spring first appeared, XML was the main way to describe configuration. Under the name of …… -
Implementation method example of mutual conversion between Java object and JSON object
This paper describes the implementation method of mutual conversion between Java objects and JSON objects. Share with …… -
Detailed explanation of Java synchronization framework abstractqueuedsynchronizer
Abstractqueuedsynchronizer overview Abstractqueuedsynchronizer is a very important framework class in Java. It impleme…… -
Methods of implementing classes ArrayList and LinkedList of Java collection
List of methods for list The following is a simple example: Implementation class ArrayList Implementation class Linked…… -
Detailed explanation of the use of Java validation background parameter verification
1、 Foreword In the background development process, the verification of parameters has become an indispensable link in…… -
Two methods based on scheduledexecutorservice (detailed explanation)
In development, it is often encountered that another thread executes other code, which is implemented with the Java sc…… -
Web project under SSM framework, web Function of XML configuration file (detailed explanation)
1. web. The characterencoding filter is configured in XML to intercept all resources and set the number format. Settin…… -
Analysis of common methods of generating random numbers in Java
This paper describes the common methods of generating random numbers in Java. Share with you for your reference, as fo…… -
Log4j2 log asynchronous printing (example explanation)
Log4j2 supports asynchronous log printing. The advantage of asynchronous log output is that using a separate process t…… -
Detailed explanation of using annotation to configure action method in struts 2
Using annotations to configure actions can achieve zero configuration, which will transform from pure XML based config…… -
Detailed explanation of TypeVariable in Java source code parsing
TypeVariable, a type variable, describes a type. It generally refers to any or related type. It can also be said that …… -
Spring boot cli tutorial
Spring boot cli is a command-line tool provided by the spring boot project to quickly run spring boot applications. By…… -
Details of ini settings under eclipse
Under Ubuntu system, eclipse configuration file: Here are a few questions: 1. What is the meaning of each parameter? 2…… -
Code sharing of login interceptor implemented by spring MVC
I've been in contact with struts interceptors before, but I haven't used spring MVC interceptors. I spent a day studyi…… -
Detailed use of Java regular expressions
The use of Java regular expressions is as follows: 1.Match Match is to match the whole string from the beginning to th…… -
On the scope (sharing) of java basic data types
As follows: Float and double in Java comply with IEEE754 standard, and only their precision is output here. Problems t…… -
Talk about spring’s understanding of IOC in detail (recommendation)
1、 IOC control inversion and di dependency injection 1. Control reversal can be literally understood as the transfer …… -
Method of reading excel and saving it to database with JXL in Java
The project involves reading the data in Excel and saving it to the database. It is relatively simple to use JXL. Basi……