[SpringBoot] Quickly build the first SpringBoot project

Enter Spring official website , enter SpringBoot homepage

Scroll down, find the quick start, click to enter

Then choose the following configuration

Or you can quickly create a new SpringBoot project in IDEA.

After clicking Next, you can see that it is the same as the configuration filled in on the website:

No matter which way to create a SpringBoot project, the initialization is an empty project, you can execute the main method to run the project:

You can see in the console:

Now open localhost:8080 to see if the project is running successfully:

This is because it is currently an empty project, but it ran through.

At this time, it may be a bit daunting, so how about this:

Note here that the customized package must be at the same level as XXXApplication, otherwise the component cannot be scanned.

At this point, run the project again and view localhost:8080/hello

【Tips】

• In application.propertiesthe settings sever.port=8081you can change the port number to start
• In the Resourcesdirectory under the new banner.txt, which can put printed at startup text pattern