Course Intermediate  5683

Course Introduction：The three most important core technologies in JavaScript are: functions, objects and closures. It can be seen that functions always occupy the core position and are first-class citizens in JavaScript. It can be said that everything in JavaScript comes from functions. .

Course Intermediate  16488

Course Introduction："Comprehensive Analysis of Java Annotations" is an important online Java tutorial. In project development, annotations are used everywhere. The use of annotations simplifies the code and reduces the programmer's workload. This course leads students to have a comprehensive understanding of Java annotations, including why annotations are used, common annotations in Java, classification of annotations and how to customize annotations. Finally, a practical case is used to demonstrate the application of annotations in actual projects.

Course Elementary  14705

Course Introduction：Parcel is a web application bundler that is different from the bundlers used by developers in the past. It leverages multi-core processing to deliver blazingly fast performance, and you don’t need to configure anything.

Course Elementary  2969

Course Introduction：The course content includes understanding the application of NPM, installing npm and using npm tools to manage packages, understanding package.json files and package.json file parsing, as well as basic application of modules, comparison and migration of npm and yarn.

Course Introduction：How to run a jar package in java: Add Main-Class:test.someClassName in the MANIFEST.MF of the jar package, and then enter the java -jar test.jar command in the console to run the jar.

2019-12-03 comment 0  9939

Course Introduction：The steps for maven to import a jar package: 1. Download the jar package; 2. Create a Maven project; 3. Add dependencies; 4. Add dependency elements; 5. Save the pom.xml file; 6. Build the project; 7. Verify the import. Detailed introduction: 1. Download the jar package. First download the required jar package from the relevant website or source code warehouse. Make sure that the downloaded jar package is compatible with your project and meets the required version requirements; 2. Create a Maven project. If There is no Maven project yet, you need to create one first and so on.

2024-01-08 comment 0  1365

Course Introduction：The method for importing jar packages into vscode is: 1. First, create a new lib file in the project folder; 2. Then, add the jar package to the lib folder in the root directory; 3. Finally, add the jar in the [.classpath] file Path is enough.

2020-03-14 comment 0  9886

Course Introduction：1. Pom file configuration 1. Change the packaging method to jarjar2. Configure the maven plug-in org.springframework.bootspring-boot-maven-plugintrue for the executable jar package. 3. Introduce external jar dependencies (optional). If external jars are introduced into the project, you can Create a lib folder in the project root directory and put the jar package into lib: Then introduce the jar package into the pom file: PS: If the project is packaged in the form of war and external jars are introduced, the configuration of the maven plug-in is as follows org. apache.maven.pluginsmaven-war

2023-05-13 comment 0  3792