Learning the jargon

Throughout this book, I will use simple English to explain a number of technical concepts. I will not ask you to read the technical explanation of a Kotlin or Android concept that has not been previously explained in non-technical language.

Note

A note to Java programmers who are new to Kotlin: if you have done some Java programming, then things are about to get weird! You might even swear that I have made some errors; perhaps you might even think that I have forgotten to add semicolons to the ends of all the lines of code! I urge you to keep reading because I think you will discover that Kotlin has some advantages over Java because it is more succinct and expressive. Learning Java still has its place because most of the Android API is still Java, and even if the entire Android community were to drop Java immediately (and they haven't), there would still be legacy Java code for years to come. I won't continually point out the differences between Java and Kotlin because...