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10 recommended articles about Java projects

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Release: 2017-06-14 14:00:53
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In java projects, xml files are generally used to store some configuration information. In general programming, most of them are used to store configuration information. Taking JDBC as an example, you can write the database connection string to xml. If you want to modify the data source, You only need to change the xml. There is no need to recompile the java file. Moreover, putting these configuration information together will make it much more convenient for others to read the code you wrote. The xml in the framework, in addition to the configuration information , you can also write some corresponding relationships, which is actually a kind of configuration information. Take struts as an example, xml configures the relationship between the page URL and the background java class (action). When configuring and modifying, you only need to change an xml file. Okay, there is no need to search for java code one by one. After the java project is completed, each module should be independent, and the relationship between modules can be maintained using xml. Spring is such a framework. A good project requires It has good scalability. If all logical relationships and configuration information are written into the code, the scalability of the program will be

1. Summary of points to note about Java files

Introduction: In java projects, xml files are generally used to store some configuration information General programming, most of them are used to store configuration information. Take JDBC as an example, you can Write the database connection string to xml. If you want to modify the data source, you only need to change the xml. There is no need to recompile the java file. Moreover, these configuration information are put together so that others can read the code you wrote. When using xml in the framework, it is much more convenient. In addition to configuration information, you can also write some corresponding relationships, which is actually a kind of configuration information. Take st...

##2 . Detailed introduction about (String)

10 recommended articles about Java projects

#Introduction:       In In the actual development and application of java projects, it is often necessary to use the basic function of converting objects into String. This article will provide a summary of commonly used conversion methods. Commonly used methods include Object.toString(), (String) the object to be converted, String.valueOf(Object), etc. These methods are analyzed one by one below. Method 1: Use the Object.toString() method. Please see the following example: Object ob...

3.

The difference between valueOf and toString, (String) in Java Difference

Introduction: In the actual development and application of java projects, it is often necessary to use the basic function of converting objects to String. This article will provide a summary of commonly used conversion methods. Commonly used methods include Object.toString(), (String) the object to be converted, String.valueOf(Object), etc. These methods are analyzed one by one below. Method 1: Use the Object.toString() method. Please see the following example: Object object = getObject(

4.

MVC configures dual data sources in Spring to implement a java project at the same time Method of connecting two databases

10 recommended articles about Java projects

Introduction: This article mainly introduces how to use Spring MVC The relevant information on configuring dual data sources to realize a java project connecting two databases at the same time is introduced in detail through the sample code, which has certain reference and learning value for everyone. Friends who need it can take a look below

#. ##5.

Spring Core Framework Architecture

10 recommended articles about Java projectsIntroduction: Many people are using spring to develop java projects, but when configuring maven dependencies, it is not clear which spring jars to configure. They often add a bunch of them randomly, and then continue to configure the jar dependencies when compilation or running errors are reported, resulting in confusion of spring dependencies, or even downloading. When creating a project of the same type, I don’t know which spring dependencies to configure. I can only copy them. In fact, that’s what I did at the beginning!

6.

Frequency of occurrence in java! Top 100 Classes

Introduction: Most Java software development uses various libraries. Recently, we analyzed 10,000 open source Java projects. , extracting the most commonly used Java classes, these classes come from Java's standard library, and also...

7. Code sharing of MongoDB usage guide in Java

10 recommended articles about Java projects

##Introduction : MongoDB is a very popular NoSQL database today. This article introduces how to use MongoDB's Java driver to operate MongoDB. 1. Introduce the MongoDB Java Driver package. If the Java project that needs to operate MongoDB is a Maven project, you can add the following configuration to the dependencies.

Introduction: The purpose of defining this specification is to make all documents in the project look like they were written by one person. Increase readability and reduce losses caused by substitutions in the project team. Let me share with you the java development naming convention, let’s take a look at it

10 recommended articles about Java projects9.

Introducing the role of XML in JAVA projects in detail

#Introduction: General programming is mostly used to store configuration information. Taking JDBC as an example, you can write the database connection string to xml, if you want to modify it For the data source, you only need to change the xml. There is no need to recompile the java file. Moreover, putting these configuration information together will make it much more convenient for others to read the code you wrote

10 recommended articles about Java projects10.

Java object, Json, Xml conversion tool Jackson uses

Introduction: It is very common to convert an object into a string in Json format in Java projects. There are many toolkits that can achieve this requirement, such as Gson, JSON-lib, Jackson, etc. This article mainly introduces the use of Jackson. In addition to converting Java objects and Json strings, Jackson can also convert Java objects into Xml format. It is relatively simple to use and is said to be relatively efficient.

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