There's a free course designed for novices in Kotlin that focuses on the basic concepts of the language. Apart from the content itself, the interesting of this course is that it runs inside Intellij. full article on i-programmer: https://www.i-programmer.info/news/98-languages/16190-get-onboard-kotlin-with-jetbrains.html
JDK 20 is now generally available with many new features that render Java not just relevant to today's requirements but a few steps ahead. Let's find out what's new. Every JDK since the major revamping of Java with venerable version 8, has been adding something new and exciting to the language. For instance JDK 9 added Modules, 10 added Local-Variable Type Inference, 15 Text blocks and 19 the preview of Virtual threads under project Loom full article: https://www.i-programmer.info/news/80-java/16184-java-development-kit-20-is-ga.html