You can learn how to make the best of the IDE from this 1 hour video (if you can stand the speaker)
more tips available here:
but of course the official help https://www.jetbrains.com/help/idea/meet-intellij-idea.html contains all that info
and the product blog of course https://blog.jetbrains.com/idea/
Also, after you read this https://dzone.com/articles/why-idea-better-eclipse you definitely want to ditch Eclipse forever.
Very useful the https://resources.jetbrains.com/storage/products/intellij-idea/docs/IntelliJIDEA_ReferenceCard.pdf keymap reference (menu Help/Keymap...)
more tips available here:
but of course the official help https://www.jetbrains.com/help/idea/meet-intellij-idea.html contains all that info
and the product blog of course https://blog.jetbrains.com/idea/
Also, after you read this https://dzone.com/articles/why-idea-better-eclipse you definitely want to ditch Eclipse forever.
Very useful the https://resources.jetbrains.com/storage/products/intellij-idea/docs/IntelliJIDEA_ReferenceCard.pdf keymap reference (menu Help/Keymap...)