Recent Posts
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Spring. Use Java configuration to resolve circular dependencies without @ Autowired
I have circular dependency and Java configuration Although it is easy to solve it with XML configuration, I can't solv…… -
Java – how does spring batch manage transactions (there may be multiple data sources)?
I want to provide some information about data flow in spring batch processing, but I can't find what I'm looking for o…… -
How do I set up findbug for Java 8 projects with graduates?
I have a Java 8 project built using graduation 1.12, which is perfect Now I want to use findbugs because I use Java 8 …… -
Restful web development using Java EE 6 – what are the options?
I'm trying to find the best choice for developing restful web applications using Java EE 6 For example, I would like t…… -
Java – best used: action vs actionlistener?
Myself, I always use actionlistener as a swing event handler (such as button click), which is the most common listener…… -
Java – whether custom objects are passed by value or by reference in fragments and activities
Hello, Java and Android experts I have a problem. I have a room_ Class of structure, which implements serializable Thi…… -
Java – how do I clear strings?
In the program I am writing, the text field must display some text at some time output.setText( outputString ); output…… -
Java – findviewbyid() returns that the symbol cannot be found, but is the ID defined in the layout?
I'm learning some Android application development myself. I'm focusing on a video tutorial on how to create a simple t…… -
Operating excel table with Java
Recently, the teacher assigned a task to simply add, delete, change and check the excel file with the suffix xlsx in J…… -
A brief analysis of factory method pattern examples of Java design patterns
This paper describes the factory method pattern of Java design pattern. Share with you for your reference, as follows:…… -
Analyze the implementation principle and application scenario of blocking queue in Java
Some common queues we usually use are non blocking queues, such as PriorityQueue LinkedList (LinkedList is a two-way l…… -
Java implementation of a simple calculator class instance
This article describes a simple calculator class implemented in Java. Share with you for your reference. The details a…… -
Spring AOP is configured in two ways
The first method: annotation configuration AOP annotation configuration AOP (implemented using AspectJ Class Library) …… -
Use collections. In Java collections How the sort method sorts the list (two methods)
The first is that the objects in the list implement the comparable interface, as follows: Test: The output results are…… -
Explain in detail the automatic loading method of beans under Java’s spring framework
The spring container can automatically assemble the relationship between collaborative beans, which helps to reduce th…… -
Single instance analysis of Java design pattern
This article describes the singleton pattern of Java design pattern. Share with you for your reference, as follows: Si…… -
Explain the type conversion and dynamic binding of Java polymorphic objects in detail
Type conversion of Java polymorphic objects the object type conversion mentioned here refers to the object with inheri…… -
Analysis of caching and delayed loading mechanism in Hibernate framework of Java
The difference between hibernate L1 cache and L2 cache is between application and physical data source. Its function i…… -
Introduction to Java method overloading and variable scope
The max method used above is only applicable to int data. But what if you want to get the maximum value of two floatin…… -
Overload of methods that Java must learn and learn
1、 Method overload The method name is the same, but the parameters are different. This is overload. The so-called par…… -
ASP. Net catering management system production code sharing
Page introduction display: The above is a picture introduction of the production of the catering management system, fo…… -
Summary of database connection based on JDBC in java development
This paper describes the method of connecting database based on JDBC in java development. Share with you for your refe…… -
Detailed explanation of java file and directory management and input and output related operations
File and directory management in Java Directory is a special mechanism for managing files. Saving similar files in the…… -
Talk about the storage mode of integer type (short int long) in Java
There are four integer types in Java, namely byte short int long, where byte has only one byte 0 or 1, which will not …… -
Example analysis of spring database connection method in java development
This paper describes the spring database connection method developed by Java. Share with you for your reference, as fo…… -
Java must learn and be able to network programming
1、 Basic concepts of network First, clarify a concept: network programming= Website programming and network programmi…… -
Introduction to java socket network programming
Network application modes mainly include: WWW (World Wide Web) is an information browsing system based on client / ser…… -
Use JDBC API to operate database in the program of spring framework of Java
At the same time, with the work of using ordinary old JDBC with the database, it becomes cumbersome to write unnecessa…… -
ASP. Net to realize student management system
Specific controls and main attributes required by the student management system: 1. Login form Basic controls: Label (…… -
Summary of search methods for substrings in Java strings
There are four methods to find the substring of a string in Java, as follows: 1. Int indexof (string STR): returns the…… -
Explain the built-in exceptions of Java and the methods of creating custom exception subclasses
Built in abnormal subclass In the standard package Java Lang, Java defines several exception classes. Some of these ha…… -
Java combined with WebSphere MQ to realize the function of receiving queue files
First, let's briefly introduce WebSphere MQ and its installation and use WebSphere MQ: used to transfer information, w……