Since Java 21, wrapper classes have played an increasingly sophisticated role in Java’s type system. Here’s everything you ...

First, convert the input string to lowercase to handle case-insensitivity. You can either reverse the string (as in Problem 4) and compare it with the original lowercase string. Or, use two pointers: ...

The net result is the ability to gather telemetry data from a Java application without code changes. This repository also publishes standalone instrumentation for several libraries (and growing) that ...