Recent Posts
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Bottom menu of Android custom control implementation (bottom)
The control of the bottom menu is often used in the app, and a lot of code needs to be written each time. Today, we us…… -
Android implements similar wechat caching and instant update of friends’ avatars
introduction When using wechat, we will find that when entering the wechat friends list for the first time, the friend…… -
On the best practice of spring batch in large enterprises
In large enterprises, not all operations can be processed through the interactive interface due to complex business, l…… -
POM in Maven XML detailed introduction
POM represents the engineering object model. It is the basic build when working with Maven and is an XML file. It is p…… -
The concept, classification and usage of container in java development are explained in detail
This paper describes the concept, classification and usage of container in java development. Share with you for your r…… -
Introduction to hashcode method in Java
The data structure of hash table must be familiar to most people, and hash table will be used in many places to improv…… -
On the usage of = = and equals methods in Java
The equals method is Java Method of lang.Object class. There are two usage instructions: (1) For string variables, the…… -
Scheduled tasks based on quartz (detailed explanation)
brief introduction Quarzt is an open source project that regularly executes tasks in the project. Quartz is another op…… -
Java design pattern — detailed explanation of factory design pattern
Factory pattern: it is mainly used to instantiate classes with common interfaces. Factory pattern can dynamically dete…… -
Analysis of purge deadlock in MySQL database
Purge deadlock Scenario description Purge deadlock description There are records (unique keys) 10, 20, 30, 40 (with se…… -
Method example of solving the problem of losing handkerchief based on bidirectional ring linked list in Java
This paper describes the method of solving the problem of losing handkerchief based on bidirectional ring linked list …… -
Code examples of seven ways of thread synchronization in Java multithreading
Why use synchronization? Java allows multithreading concurrency control. When multiple threads operate a shareable res…… -
Examples of simple implementation of UDP and TCP in Java
TCP implementation TCP protocol needs to establish a connection between both parties and exchange data through input a…… -
Solution to the problem of options forbidden 403 in spring cloud
Abstract: This paper briefly describes the problem of options requesting forbidden when bloggers need cross domain deb…… -
Implementation of BlockingQueue for Java Concurrent learning
1. Introduction Blocking queue is a Java util BlockingQueue, an important data structure under concurrent package, pro…… -
Solution to the dependency problem of creating project package by spring boot
Today, I tampered with the spring boot. According to the case on the official website, I found that there was a proble…… -
Reasons for choosing an embedded container for spring boot projects
Spring boot is a new framework provided by pivot team. It is designed to simplify the initial construction and develop…… -
Summary of the concept, principle and usage of java reflection mechanism
This paper describes the concept, principle and usage of java reflection mechanism with examples. Share with you for y…… -
Panel switching in Java singleton mode
This example shares the specific code of panel switching in Java singleton mode for your reference. The specific conte…… -
Example of application packaging deployment implemented by spring boot
1. Spring boot built-in web Spring boot is integrated into the web container by default. The startup method is started…… -
Detailed explanation of Maven configuration dependency of spring boot
This paper introduces the Maven configuration dependency of spring boot and shares it with you as follows: We add spri…… -
How to create a JDBC program in Java
Introduction to JDBC Before JDBC, we use drivers to establish connections between Java programs and databases such as …… -
Example of using URL + urlconnection in Java network programming
catalogue HTTP get and post From URLs to local files In Java Net package contains two interesting classes: URL class a…… -
Method of obtaining path based on Java file and web application
1. Understanding of basic concepts `Absolute path `: the real path of the file or directory on your application on the…… -
Java gets an instance of the relative webapp address of a web project
Examples are as follows: The above example of Java obtaining the relative webapp address of a web project is all that …… -
An example of paging query implemented by SSM
Implementation of paging query with SSM integration 1、 Pagination is realized through the limit query statement and d…… -
Java designer pattern simple factory pattern parsing
brief introduction Simple factory mode is also called static factory method mode. Simple factory mode usually defines …… -
Detailed explanation of variables and constants in Java
variable and constant There are a lot of data in the program to represent the state of the program. Some data will ch…… -
Detailed explanation of smooth closing of Message Queue task in Java
preface Message Queuing Middleware is an important component in distributed system. It mainly solves the problems of a…… -
Publish the spring boot project to the Tomcat container (including the methods published to Tomcat6)
Because spring boot is embedded with Tomcat container, the project can be published by packaging it as a jar package, …… -
Explain in detail some small problems encountered when configuring spring boot actuator
preface Spring boot actuator is a monitoring component provided by spring boot. You only need to add dependencies in t…… -
Summary of recursive algorithms in Java programming
1. What is recursion Personal understanding is to call yourself until a condition is met to end the process. This is r……