Java
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Detailed explanation of the life cycle of Java threads
Detailed explanation of the life cycle of Java threads For multithreaded programming, understanding the life cycle of …… -
5 code examples of concurrent processing skills
In this paper, the author summarizes five techniques for dealing with concurrent programs, and gives code examples to …… -
JDK1. 6 collection framework bug 6260652 analysis
Recently I was looking at the source code of JDK: copyonwritearraylist Java and ArrayList Java, the constructor of the…… -
How to use weakhashmap
How to use weakhashmap preface: when learning weakhashmap, I learned that if the key in the map is only referenced b…… -
Function example of exporting objects using Excel tool class in Java
This paper describes the function of exporting objects using Excel tool class in Java. Share with you for your referen…… -
Login and registration based on struts 2 and Hibernate
This example shares the login and registration functions of struts 2 and hibernate for your reference. The specific co…… -
Java improve the seventh class loader analysis
Today, we will learn about class loaders. Class loaders actually have a lot to do with the JVM. This article only brie…… -
3DES encryption and decryption tool class example implemented in Java
This article describes the 3DES encryption and decryption tool class implemented in Java. Share with you for your refe…… -
Detailed explanation of Java collection inheritance system
Java's collection class is a particularly useful tool. It can be used to store multiple objects with different numbers…… -
MyEclipse 10 installing the log4e plug-in
1、 Log4e plug-in download Download address: http://log4e.jayefem.de/content/view/3/2/ 2、 Install log4e plug-in …… -
The UUID tool class for generating random string primary keys is implemented in Java
This example describes the UUID tool class for generating random string primary keys in Java. Share with you for your …… -
Brief introduction to eclipse code formatting settings
Unified eclipse formatting Java, JavaScript, JSP and HTML code settings in self use projects Before formatting: After …… -
Java object oriented programming (encapsulation / Inheritance / polymorphism) instance parsing
This paper mainly introduces the analysis of three object-oriented feature examples. Let's see the specific content. e…… -
Analysis of future in Java and Scala
With the increase of CPU cores, asynchronous programming model has been more and more applied in the field of concurre…… -
Java implements the merging and output of multiple documents to one document
This example shares the specific code of Java to merge and output multiple documents to one document for your referenc…… -
Java 8 uses lambda to implement Java tail recursion
preface What this article introduces is not new knowledge, but the comprehensive application of some knowledge explain…… -
Explicit locking mechanism of Java Concurrent Programming
We have previously introduced the synchronized keyword to realize the atomic operation of the program. Its internal is…… -
Spring connection database and JDBC template (example explanation)
preface Today's introduction is about the database connection of spring and the API methods related to the JDBC templa…… -
An instance of reading peroperties file based on JavaBean editor
introduction Recently, I reread the book "proficient in Spring + 4. X + + enterprise application development practice"…… -
Java programming to achieve a simple collision detection function example in the game
This article describes the simple collision detection function in Java programming. Share with you for your reference,…… -
Servlet filter and listener based on Java (detailed explanation)
1 filter 1. What is the filter? A special component defined in the servlet specification for intercepting container ca…… -
On spring bean life cycle verification
1、 Looking at bean life cycle from source code comments From the JDK source code, the beanfactory implementation clas…… -
Detailed explanation of semaphore counting semaphore in Java Concurrent Programming
Semaphore is a counting semaphore, and its essence is a shared lock. Semaphores maintain a semaphore permission set. T…… -
Detailed explanation of data locality on Hadoop
Detailed explanation of data locality on Hadoop Data locality in Hadoop refers to the "proximity" of the data with res…… -
Method for obtaining file list and sub file directory by Java programming (non recursive)
If you don't talk nonsense, go straight to the subject. See the code Notes for understanding. The above is how to get …… -
Detailed explanation of stream flow examples of new features in Java 8
What is a stream? A stream stream is a data channel used to manipulate a sequence of elements generated by a data sour…… -
Complete example of image upload tool class implemented in Java
This article describes the image upload tool class implemented in Java. Share with you for your reference, as follows:…… -
Instance of text string operation tool class implemented in Java [data replacement, encryption and decryption]
This article describes the text string operation tool class implemented in Java. Share with you for your reference, as…… -
How to find Java installed by yum_ Detailed explanation of home environment variables
preface Many programs that need javac in development depend on Java_ Home environment variable If you manually downloa…… -
Java create and end thread code example
This article describes the most basic method of how to create and end threads in Java, only for java beginners. Some a…… -
Java multithreading thread communication producer consumer mode and waiting wake-up mechanism code explanation
preface In the previous examples, multiple threads are doing the same operation. For example, four threads are doing t…… -
Java date related class examples
1、 Date class Class date represents a specific moment, accurate to milliseconds. The number of milliseconds (long) fr……