Java
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Differences between synchronized and lock in Java programming [recommended]
preface This article introduces the difference between synchronized and lock in Java programming. If you don't know mu…… -
Java programming realizes the addition, deletion, modification and query of data through the list interface. Code example
The list interface is commonly used to implement ArrayList. Common methods: add (object obj) add an element add (int i…… -
Introduction to safe thread exit method of Java multithreaded programming
Thread stop Thread provides a stop () method, but the stop () method is an obsolete method. Why is the stop () method …… -
Design principle and implementation code example of iterator iterator in Java programming
We know that an iterator is an object that can be used to traverse some or all of the elements in a standard template …… -
Analysis of generic erasure examples for Java programming exploration
1. Problem elicitation Source code: Compiled L Here is the generic erasure of Java, that is, the generic information w…… -
Principle and implementation of double ended linked list of Java data structure
This paper describes the principle and implementation method of double ended linked list of Java data structure. Share…… -
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…… -
Key points of SSM configuration based on Java Web project and possible problems and Solutions
I found that some key points were not mentioned when explaining the configuration of Java Web project SSM (spring, spr…… -
Java aircraft game (with complete source code)
Write in front Technology comes from sharing, so today I take the time to organize and post the small games I have don…… -
Graphic tutorial of integrating Tomcat into eclipse in Windows
The eclipse Java EE IDE for web developers 4.7 is used here 1a，Apache Tomcat 8.0. 47。 Both depend on JDK. Please ins…… -
Java multithreaded callable interface implementation code example
We are no strangers to multithreading. We are familiar with how to create threads. We won't say more about how to use …… -
Java implementation function example of returning multiple values from method
This article illustrates how Java implements the function of returning multiple values from a method. Share with you f…… -
Emergence and solution of deadlock in Java multithreading
What is deadlock? Deadlock is a situation where multiple threads are blocked at the same time, and one or all of them …… -
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……