包含标签：Java 的文章
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Message Oriented Middleware
1、 What is message oriented middleware Message oriented middleware is the basic software for sending and receiving me…… -
Java eclipse breakpoint debugging
Java eclipse breakpoint debugging How to debug Java programs? When you first learn Java, you will feel that ide debu…… -
reflex
1、 What is reflection Java programs can dynamically load, parse and use some data types that are uncertain in the com…… -
Linux configuration Java environment variables (detailed)
I Unzip and install JDK, and enter jdk-6u14-linux-i586.0 under the shell terminal Bin file directory, execute the comm…… -
The difference between = = and equal () method in Java
Differences in methods In Java = = compares addresses and equal compares values. Example: -
Java Concurrent Programming: inter thread communication wait, notify
Java Concurrent Programming: two ways of cooperation between threads: wait, notify, notifyAll and condition We've disc…… -
Invocationtargetexception (reflection exception) for Java exception handling
Invocationtargetexception exception by method invoke(obj,args...) Method is thrown. Example: Test: Output: You can als…… -
Deeply understand the exception handling mechanism of Java
Exceptions refer to unexpected conditions, such as file missing, network connection failure, illegal parameters, etc. …… -
Detailed explanation of Java environment variable configuration (Windows)
< H1 class = "posttitle" > detailed explanation of Java environment variable configuration (Windows) < div cl…… -
Java Concurrent Programming: synchronization container
Java Concurrent Programming: synchronization container In order to write thread safe programs, Java provides some thre…… -
Java Concurrent Programming: thread and process creation (conversion)
Java Concurrent Programming: how to create threads? In the previous article, we have described the origin of process…… -
Differences between hashtable and HashMap
1. Hashtable is thread safe, synchronous and relatively inefficient. HashMap thread is unsafe, asynchronous and relati…… -
Java Concurrent Programming: concurrent HashMap
Java Concurrent Programming: concurrent HashMap of concurrent container (Reprint) The following part is reproduced fro…… -
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Selected 30 java written test questions
A start() B run() C exit() D getPriority() Answer: abd 2. The following is about Java The correct statement of lang. e…… -
Class file structure
< H1 align = "left" > platform independence Java is a platform independent language, which benefits from the byt…… -
Comparative analysis of JSON tools in Java
< p align = "center" > < a class = "replace_word" title = "Java EE knowledge base" href=“ http://lib.csdn.net…… -
Java Concurrent Programming: lock
Java Concurrent Programming: lock In the last article, we talked about how to use the keyword synchronized to achieve …… -
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Detailed explanation of Java internal classes
Detailed explanation of Java internal classes Speaking of the word "internal class", it must be familiar to many peopl…… -
JSTL_ XML tag library
JSTL_ XML 1： Explain 2： XML tag library The main function of XML tag library is to provide convenient support for op…… -
java_ Custom tag, my first custom tag!
Custom tag, my first custom tag! There are two steps altogether I case Output client IP ViewIP. jsp -
Java_ IO stream_ abstract class
< p align = "left" > I concept III Character stream and byte stream and file 1. Byte stream Input stream Out…… -
struts2_ Project operation report 404
1. Missing jar package, commons-lang3-3.2 jar Reference website: https://blog.csdn.net/u013457382/article/details/5097…… -
struts2_ HelloWorld
First struts 2 program - Hello 1. Create web project struts2-01-hello 2. Import the jar package into the bin d…… -
java_ generic paradigm
I Use of generic classes 1. Use generics when defining classes 2. be careful: 3. Code example -
Java_ Bubble sorting_ Principle and optimization
Bubble sorting and its optimization I Principle and optimization principle 1. Principle explanation Bubble sorting…… -
struts2_ Is struts 2 thread safe?
Thread safety: multiple threads execute concurrently in a process. During thread execution, the variable values are th…… -
JSTL_ Core tag library
I explain 2： Core tag library The core tag library provides the general functions required for JSP page programming. …… -
struts2_ Struts 2 basic configuration
Basic configuration 1. Create a new web project 2. Import the jar package. Download the jar package required by stru…… -
Java_ Properties
Java_ Properties class Differences between hashtable and HashMap HashMap thread is unsafe, asynchronous and efficient ……