Recent Posts
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Java implementation of imitation wechat red envelope allocation rules
Recently, sending red envelopes to celebrate the new year has become a new trend. As a program ape, he is much more cu…… -
Method of Java date time operation
This example shares the basic operation methods of Java date and time for your reference. The specific contents are as…… -
On memory leakage in Java programming
Must first understand 1. C / C + + is for programmers to manage their own memory, and JAVA memory is automatically rec…… -
Mybatis introductory learning tutorial (I) – mybatis quick start
Mybatis was originally an open source project ibatis of Apache. In 2010, the project was migrated from Apache Software…… -
In depth explanation of Java garbage collection
1. The core idea of garbage collection algorithm java language establishes a garbage collection mechanism to track obj…… -
Summary of implementation methods of generating random numbers in Java
Random numbers are often used in practical development. For example, in some systems, the user will be given a random …… -
Java socket chat room programming (I) using socket to push chat messages
Related reading: java socket chat room programming (II) using socket to realize single chat chat room -
Java socket programming example (II) – basic use of UDP
I Server code: II Client code: The UDP server of the above code is a single thread and can only serve one client at a …… -
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Java implements the image upload function by simulating the post submission form
This article describes an example of Java submitting a form by simulating post to realize the function of image upload…… -
Java socket programming example (II) – basic use of UDP
I Server code: II Client code: The UDP server of the above code is a single thread and can only serve one client at a …… -
In depth analysis of the use of JAVA memory area
JAVA memory partition: In JAVA memory allocation, Java divides memory into: method area, heap, virtual machine stack, …… -
JSP implicit object response realizes file download
I This paper briefly introduces the file download of JSP implicit object response (1) The simplest way to realize file…… -
Analysis of java reflection mechanism
Reflection, that is, reflection, is an important feature of the Java language. We know that before using a class, we o…… -
Java implements the image upload function by simulating the post submission form
This article describes an example of Java submitting a form by simulating post to realize the function of image upload…… -
Java implements the method of creating thumbnails and scaling image scale generation
This paper describes the method of creating thumbnail and scaling image scale in Java. Share with you for your referen…… -
Case study of JSP custom tag
This paper introduces the case of JSP custom tag for your reference. The specific contents are as follows Case 1: impl…… -
Code analysis of printing 99 division table in Java [original]
You may have learned how to print the 99 multiplication table with a loop statement in Java, but learning is a matter …… -
Introduction and use examples of session in Servlet
HttpServletRequest has two overloaded getsession () methods. One accepts a Boolean value and the other does not take a…… -
On Java variable assignment operator and related examples [original]
In Java programs, a large number of calculations need to be performed, so the operation symbols should be used. Let's …… -
DOM mode, Sax mode and Stax mode of XML parsing in Java 3
Let's briefly talk about the first three methods: DOM mode: personal understanding is similar Net, the parsing efficie…… -
Detailed explanation of inheritance of java basic tutorial
Inheritance is an important object-oriented concept. Inheritance is another important way to improve code reusability …… -
Java implementation of picture verification code specific code
This example shares the java image verification code for your reference. The specific contents are as follows Web page…… -
Introduction to Java Web Development
1、 Basic concepts 1.1. Relevant knowledge of Web Development Web, in English, web means web page. It is used to repre…… -
Method for randomly generating mobile phone short message verification code in Java
This paper describes the method of randomly generating SMS verification code in Java. Share with you for your referenc…… -
Setting Java in Java
preface If your computer is equipped with more than one Java environment, but set up Java_ When home is invalid, you c…… -
Java implementation of random verification code function example code
The random code function added in the registration, login or release information modules of many systems is to avoid t…… -
Simple JDBC encapsulation method of Java
After learning JDBC for a period of time, I felt like writing a simple package to try, so I wrote some reference mater…… -
Java method for uploading pictures and stamping to the website
This paper describes the method of uploading pictures and stamping to the website in Java. Share with you for your ref…… -
Ios10 adaptation remote push function implementation code
After the official version of ios10 was released, articles on various online adaptations to xcode8 and ios10 flew ever…… -
Random numbers in Java
In Java, we can use Java util. Random class to generate a random number. It has two constructors, random () and random……