Java
-
The 100 most commonly used java classes are shared
Most Java software development uses a variety of libraries. Recently, we analyzed 10000 open source Java projects and …… -
Introduction to adapter pattern of Java design pattern
Adapter pattern definition: two incompatible classes are used together. It is a structural pattern and requires two id…… -
Introduction to adapter pattern of Java design pattern
Adapter pattern definition: two incompatible classes are used together. It is a structural pattern and requires two id…… -
Java implementation of quick sorting algorithm
1. Algorithm concept. Quicksort is an improvement of bubble sort. It was proposed by C. A. R. Hoare in 1962. 2. Algori…… -
Selection sorting of Java sorting algorithm summary
This paper gives an example of Java sorting algorithm summary selection sorting. Share with you for your reference. Th…… -
Detailed explanation of responsibility chain mode of Java design mode
The beginning of Dr. Yan Hong's Book Java and mode describes the chain of responsibility mode as follows: Responsibili…… -
Heap sorting summarized by Java sorting algorithm
This example describes the heap sorting summarized by Java sorting algorithm. Share with you for your reference. The s…… -
Java method for intercepting string
This article describes the method of intercepting strings in Java. Share with you for your reference. The specific imp…… -
Analysis of the conversion between list and array in Java
This paper analyzes the method of converting list and array in Java. Share with you for your reference. The details ar…… -
Introduction to command mode of Java design pattern
Command mode is the one that puzzles me most. After reading a lot of code, I feel that I vaguely master its general pr…… -
Method of parsing excel content in Java
This article describes the method of parsing excel content by Java. Share with you for your reference. The specific im…… -
Introduction to shared mode / shared meta mode (flyweight mode) of Java design pattern
Flyweight definition: avoid the overhead of a large number of small classes with the same content (such as memory cons…… -
Recursive calculation of the number of 1 in binary representation in Java
With the help of Java language, the number of 1 in the binary representation of integer n is calculated by recursive a…… -
A simple server client application example of Java network programming
This paper describes a simple server-side client application of Java network programming. Share with you for your refe…… -
Method of mutual conversion between IP and integer in Java
This paper describes the method of mutual conversion between IP and integer in Java. Share with you for your reference…… -
Mutual transformation between entity classes and JSON objects in Java
When we need to use JSON objects to encapsulate data, we often write a lot of code and copy and paste. In order to use…… -
FTP download tool written in Java
You need to use java to write an FTP tool, because there is only a little Java foundation, but because it has not been…… -
Detailed explanation of interpreter mode of Java design mode
The beginning of Dr. Yan Hong's Book Java and patterns describes the Interpreter pattern as follows: The Interpreter p…… -
Java interface and abstract class instance analysis
This article describes the java interface and abstract classes. Share with you for your reference. The specific analys…… -
Upload file instances in spring MVC
Spring MVC (annotation) several points to pay attention to when uploading files: 1. Enctype = "multipart / form data" …… -
Analysis of Java exception handling examples
This article describes the usage of Java exception handling. Share with you for your reference. The specific analysis …… -
Java implementation of half sorting algorithm
Binary Insertion Sort (binary insertion sort) is an improvement on the insertion sorting algorithm. In the process of …… -
Analysis of the difference between bean and EJB in Java
Java beans are reusable components. There is no strict specification for Java beans. Theoretically, any Java class can…… -
Simple chat room based on Pushlet and bootstrap in Java
This is a simple chat room. This code contains the following functions 1. User registration. 2. User login. 3. Of cour…… -
Java tool class for connecting to MySQL database
A encapsulated tool class that links to the MySQL database can easily obtain the connection object and close the state…… -
Introduction to decorator pattern of Java design pattern
Decorator is often translated into "decoration". I think it is more vivid to translate it into "painter". Painter is u…… -
Steps of installing JDK on Linux and configuring vsftp remote connection with Tomcat
It's been a year since I started working in the company. When I was free these two days, I installed a VMware virtual …… -
Implementation and simple analysis of several sorting algorithms in Java
This paper describes the implementation and simple analysis of several sorting algorithms in Java. Share with you for …… -
Summary of Java sorting algorithm Hill sorting
This paper gives an example of hill sorting, a summary of Java sorting algorithms. Share with you for your reference. …… -
Introduction to composite pattern of Java design pattern
Composite definition: organize objects in a tree structure to achieve a "part whole" hierarchical structure, so that t…… -
Java text file operation method example explanation
This article describes the operation method of Java text file. Share with you for your reference. The specific analysi…… -
Merge sort of Java sorting algorithm summary
This paper describes the merge sort of Java sorting algorithm. Share with you for your reference. The specific analysi……