Now, let’s see these in detail. TypoExample.java:5: error: cannot find symbol System.out.println("The value is: " + numer); // Typo 1 ^ symbol: variable numer ...

With each new Java platform release, the stewards of the language always include a few new preview features that can be toyed with only if a developer knows how to unlock the capabilities at runtime.

Java SE 13 (Sept 2019) introduced text blocks as a preview feature, aimed at reducing the pain of declaring and using multi-line string literals in Java. It was subsequently refined in a second ...