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A large number of professional acronyms in J2EE development are confusing, especially when discussing issues with some experts, they were dizzy by the technical terms in three minutes. Po VO Bo DTO pojo Dao, A lot of things are coming (friends who have heard of Lao Luo's criticism of this phenomenon will smile ). First of all, I declare that I am not a master. The following summary is my own experience. For more information, see. Po:Persistant O

Use love Bo QQ mailbox Search machine display search out more than 8,000 data, but I exported to only 2000 data around, how to solve this problem? This is because the last few pages of the returned data are caused by the same, the export of automatic filtering repeat. I look for the Xuhui district of Shanghai, can be found in the search for QQ, some address only specific to Shanghai, not specific to Shanghai Xuhui, and some are not online. QQ infor

have 100 fields in a table, then the corresponding PO has 100 attributes. However, as long as we display 10 fields on the interface, the client uses WebService to fetch the data, and there is no need to pass the entire PO object to the client, we can pass the result to the client with a DTO with only these 10 attributes. This also does not expose the service-side table structure. After reaching the client, if the object is used to display the corresponding interface, then its identity will be c

service transmissions and Vo is used for the display of interfaces, and the DTO can be converted to VO for the foreground. 3. For example, in struts, using Actionform as VO requires a conversion because the PO is object-oriented and Actionform is corresponding to the view, which is to synthesize a actionform of the attributes to be displayed by several po. You can use the Beanutils copy method. 3. BO (business object) business Object (understood as

long time, it will also play the leading role in language innovation. STL standardization and extensive application, as well as the concept of general (generic) are deeply rooted in the hearts of the people, has laid the mainstream position of C ++'s unshakable third-generation language. 3. How can I learn C ++? A: C ++'s learning is the same as that of all others. If you have a C language or a C language, then the perspective of C ++ will be com

A year ago, in a few friends of nearly 200,000 of fund-raising sponsorship, Yang Bo founded a website called Watercress, the slogan is "radish greens, their own strokes", content is books, movies, music, all Yang Bo their favorite things. Now, this page simple Douban (www.douban.com) on the network more and more fire, the member has developed to nearly 200,000 people, the day clicks the quantity above 800,0

A large number of professional acronyms in 2ee development are very confusing. Especially when discussing issues with some experts, I was dizzy by the technical terms in three minutes. Po VO Bo DTO pojo Dao, A lot of things are coming (friends who have heard of Lao Luo's criticism of this phenomenon will smile ). First of all, I declare that I am not a master. The following summary is my own experience. For more information, see. Po:Persistant Object

A large number of professional acronyms in J2EE development are confusing, especially when discussing issues with some experts, they were dizzy by the technical terms in three minutes. Po VO Bo DTO pojo Dao, A lot of stuff is coming. First of all, I declare that I am not a master. The following summary is my own experience. For more information, see. Po:Persistant Object Persistent Object A po is a record in the database.The advantage is that a record

From: http://blog.csdn.net/hlf48641715/archive/2008/12/25/3605789.aspx Several Java objects (PO, Vo, Dao, Bo, pojo)I. Po: persistence object of persistant object. It can be regarded as a Java object mapped to a table in the database. The simplest Po is to correspond to a record in a table in the database. A set of PO can be used for multiple records. The PO should not contain any operations on the database. Ii. VO: Value Object value object. It is us

The IISRewrite program dedicated by Bo-Blog to the Windows Server. This article provides a scheme for Bo-Blog users to implement URLRewrite on Windows IIS5.16.0 server. The advantage of this solution is that it does not require any component support and does not need to install ISAPI filters (this article will provide a scheme for Bo-Blog users to implement URL R

Invincible Bo PI Qian Kun big color-Previous Article: Usage Invincible Bo PI Qian Kun big color-Article: style description Invincible Bo PI Qian Kun big color-next article: script explanation Invincible Bo PI Qian Kun big color-support: Subsequent Updates Bored during the holidays, I went to a friend's house and fo

Read Catalogue 1.dao[data Access Object] data Access objects 2.dto[data Transfer Object] data transfer objects 3.po[persistant Object] Persistence layer objects 4.bo[bussiness Object] Business objects 5.vo[value Object] Value objects 4.pojo[plain ordiary Java Object] Simple Java objects Admire the ability to be complex and difficult to understand the technology, abstract into simple and easy to understand things peopl

What does vo, PO, BO, DAO, pojo mean in java?Recently in the project, met vo, my God ... Then learn to remember it together.Let's start with a simple explanation:the o/r Mapping is an abbreviation for the object relational Mapping. Simply put, the object is bound to the relational database, and the object is used to represent the relational Data.Java WEB three-tier Architecture We need to be skilled at it.VO: Value ObjectCreated with the new keyword,

object-oriented approach to deal with the problem.For example, if we have 100 fields in a table, then the corresponding PO has 100 attributes. However, as long as we display 10 fields on the interface, the client uses WebService to fetch the data, and there is no need to pass the entire PO object to the client, we can pass the result to the client with a DTO with only these 10 attributes. This also does not expose the service-side table structure. After reaching the client, if the object is use

the number of distributed calls, thereby improving the performance of distributed calls and reducing network load, but here I refer to the data transfer objects between the presentation layer and the service layer.VO (View object) value ObjectA View object, used for the presentation layer, that encapsulates all the data for a specified page (or component).BO (business object) service objectFrom the business model perspective, see the domain objects i

network load, but here I refer to the data transfer objects between the presentation layer and the service layer.VO (View object) Value ObjectA View object, used for the presentation layer, that encapsulates all the data for a specified page (or component).BO (business object) service objectFrom the business model perspective, see the domain objects in the UML component Domain model. A Java object that encapsulates the business logic, by invoking the

August 9, the famous Internet veteran Zhang Yingjun on his personal blog, said that its operating Bo Yi Network (anyp.cn) because some personal sites have violated content, by the higher authorities closed. The news is really shocking! In shock, there are four questions? The question is, "because of some of the angry mouse excrement" is what contributed to the content? To the point where the superiors are angry and ordered to shut down? Not standar

Bowen viewpoint lecture hall25Period 2Day-to-day SLR camera Guo Degang said: the audience is listening to crosstalk rather than being educated. We said: photography is for ease of entertainment, not for sins. How do you choose a wide array of SLR cameras? How do you understand boring camera terms? What's more, if you have a fever with your SLR, but you still have trouble, who can lead you out of the mystery? Dr. Jia tieying, author of the book "extraordinary photography handwriting-two-day playb

The Internet in the continuous development of users in the constant increase in the application of the rich constantly. Baidu before the introduction of the box in the webmaster in the waves. As a result of the application of Baidu, and Baidu cooperation application will often directly block most of the flow. Today, the development of micro-blogging will also slowly affect the webmaster. Sina Weibo appeared in 09, and today, the major portal sites have their own micro-blogging business. Mainly h

business operations. You can see an example on the Internet:such as a resume, education experience, work experience, social relations and so on.We can have an education experience corresponding to a PO, work experience corresponding to a PO, social relations corresponding to a PO.Create a CV-based Bo object to process resumes, each BO containing these po.When we handle business logic like this, we can deal