learn j2ee

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How to Learn J2EE)

Java has developed into three main parts by application: j2se, j2-and J2EE. These three modules complement each other and have different application scopes. J2se is the standard version of Java2 and is mainly used for programming desktop applications; Mainly used for embedded system development, such as mobile phone and PDA programming; J2EE is the Enterprise Edition of Java2 and is mainly used for distribu

How to Learn J2EE (many friends asked during this Forum)

How to Learn J2EE (transfer) has been failing to learn many technical things for some reasons recently, and technology has been stagnant. however, I still learned a lot from other technologies. After all, technology cannot solve all problems. today, I saw an article on how to learn

How to Learn J2EE from shuimu Tsinghua)

Recently, due to some reasons, the technology has not learned much, and the technology has been stagnant. however, I still learned a lot from other technologies. After all, technology cannot solve all problems. today, I saw an article by visiting shuimu Tsinghua. Article I think it's good to learn J2EE. After all, it's Tsinghua. I 'd like to turn it here. Let's have a reference for those who are new to

Talking about how new users practice J2EE and learn SSH

There are two emails, one from a netizen.Adamed One is my reply. I am talking about how beginners learn J2EE and SSH and get the permission of adamed. Here I will share with you, and more friends will be welcomed. Subject:Ask easyjf team! Hello, I am a working software developer. I started Java Development in. I joined a company in Beijing in. My job is for J2EE

How to Learn J2EE

J2EE is a classic technology used in e-commerce applications. To learn J2EE, Beginners should start from the following aspects: 1. Learn the Web Design Technology of the Chinese version of dreamwavemx.HTML webpage design is the most basic. Learn some basic knowledge about X

Learn J2EE notes from scratch

execution page turns to forward request processing to the next page (for example, JSP: Param: used to pass parameters. It must be used with tags of other supported parameters. JSP: include: Used to dynamically introduce a JSP page (dynamic loading, loading only when page requests) JSP: Plugin: used to download JavaBean or applet to the client for execution JSP: usebean: Create a JavaBean instance JSP: setproperty: Set the attribute value of the JavaBean instance JSP: getproperty: o

12 most important J2EE Best Practices

beginning. Check all ideas in the design and consider whether your application can run properly when it is running on multiple servers. This rule is applicable not only to the application code in the preceding situations, but also to MBean and other management interfaces. Avoiding stateful usage is not just a recommendation for IBM/WebSphere, it is a basic J2EE design principle. 8. Use transactions managed by containers.

J2EE Best Practices

for read-only data. In short, make sure that the scalability is taken into account from the very beginning. Check all ideas in the design and consider whether your application can run properly when it is running on multiple servers. This rule is applicable not only to the application code in the preceding situations, but also to mbean and other management interfaces. Avoiding stateful usage is not just a recommendation for IBM/websphere, it is a basic J2EE

JAVA advanced: 12 most important J2EE Best Practices

very beginning. Check all ideas in the design and consider whether your application can run properly when it is running on multiple servers. This rule is applicable not only to the application code in the preceding situations, but also to MBean and other management interfaces. Avoiding stateful usage is not just a recommendation for IBM/WebSphere, it is a basic J2EE design principle. 8. Use transactions managed by containers.

12 most important J2EE Best Practices

is taken into account from the very beginning. Check all ideas in the design and consider whether your application can run properly when it is running on multiple servers. This rule is applicable not only to the application code in the preceding situations, but also to mbean and other management interfaces. Avoiding stateful usage is not just a recommendation for IBM/websphere, it is a basic J2EE design principle. 8. Use transactions managed by con

12 most important J2EE Best Practices

preceding situations, but also to mbean and other management interfaces. Avoiding stateful usage is not just a recommendation for IBM/websphere, it is a basic J2EE design principle. 8. Use transactions managed by containers. Learn about the two-phase commit transactions in J2EE and use this method instead of opening up your own transaction management. Containers

How to develop an efficient J2EE system

At present, there are more and more J2EE learners. With the continuous development of J2EE technology, various new concepts have emerged. I hereby write this article, the purpose is to explain these concepts to beginners from an easy-to-understand perspective, so that everyone can learn the J2EE learning direction and

317 this Java tutorial post)

practices -- 878 -- actual EJB -- 879--sql Server 2000 JDBC driver -- 880--j2ee Guide (English) -- 881--j2ee Guide (Chinese) -- 882--Java programmers must read: Basics -- 883 -- Java factory method (4 PDF )! -- 884 -- Jini Core Technology -- 885 -- start Question and Answer with Struts -- 886 -- j2's Guide -- 887 -- xml_java Guide -- 888 -- Struts-PDF -- 889--Java Daquan -- 890 -- Java2 SDK class library d

Analysis on J2EE, j2se, and j2s

allows programmers to quickly develop, publish, and manage cross-platform, component-based enterprise-level applications.2. assumerver pages, JSP technology provides a simple and fast way to create dynamic web pages. With this feature, you can quickly develop web-based applications that are irrelevant to the platform. Because JSP is very similar to ASP, it is easy for people familiar with ASP to learn it.3. java servlet provides application interface

12 most important J2EE best practices (1)

12 most important J2EE best practices (1) -- Linux general technology-Linux programming and kernel information. The following is a detailed description. Best practices 1. Always use the MVC framework. 2. apply automatic unit testing and test management at each layer. 3. develop according to the specifications, rather than the application server. 4. Plan to use J2EE Security from the very beginning. 5. crea

How to Learn Java

Recently, several friends on the Forum asked questions about how to learn java. "I have learned j2se. How can I switch to J2EE ?", "After reading thinking in Java, can I learn J2EE ?". So I came up with the idea of writing this article, hoping to help beginners avoid detours. It is also a summary of my years of learnin

13 core technologies of J2EE (1)

a large number of users. J2EE Technology In the following section, we will describe various technologies that constitute J2EE and learn how WebLogic servers support them in a distributed application. The most common J2EE technologies are JDBC, JNDI, EJB, JSP, and servlets. We will take a closer look at these technolog

How to Learn JAVA

How to Learn java (1)Recently, several friends on the Forum asked questions about how to learn Java. "I have learned J2SE. How can I switch to J2EE ?", "After reading Thinking in Java, can I learn J2EE ?". So I came up with the idea of writing this article, hoping to help be

Why EJB?

mechanism will be started frequently, causing your system to slow down or even crash, this is also the reason why some people criticize the slow CMP. In fact, they are not using the method improperly or are not correctly configuring the EJB container CMP cache. In this case, the DAO + JDBC method is recommended based on the J2EE Core mode. SummaryUnless you have a deep understanding of the design pattern, you can use the JavaBeans usage pattern or so

What is JNDI?

JNDI is a Java Naming and Directory Interface (Java Naming and Directory Interface). It is one of the important specifications in the J2EE specification. Many experts believe that they do not fully understand the significance and role of JNDI, no real knowledge of J2EE, especially EJB.So what is the role of JNDI? To understand the role of JNDI, we can refer to "What should we do without JNDI? After using JN

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