개발 오류
Error - Can't create a java class file by intelliJ
# Problem I can't make java class file in this directory. Why? # Situation After made a project with site(https://start.spring.io/) and I've just opened my project by intelliJ. I created the package 03datastruct under the temp directory, then I can't choose the java class file in that package. (There isn't java class file type for making recommendation. But Kotlin file is available.) # Cause I b..
