Right click to *Dockerfile* → *Run As* → *Docker Image Build*.


Write *Image Name*, e.g. *devs-dcli:test*.
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@@ -114,7 +114,7 @@ Successfully built 530f80b5391d
Successfully tagged devs-dcli:test
```
If successfully, right click on the main class, then *Run As* → *Java Application in Container*.


**Note:** In case Docker Tooling has some problems, install Docker on Ubuntu (follow guildlines [here](https://docs.docker.com/engine/install/ubuntu/)). Then build and run docker by command line:
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@@ -154,7 +154,7 @@ You will see the VSCode workspace opened. Test running the java program inside t