39. Converting between bytes and hex-encoded strings Converting bytes to hexadecimal (and vice-versa) is a common operation in applications that…

40. Exemplify the initialization-on-demand holder design pattern Before we tackle the solution of implementing the initialization-on-demand holder design pattern let's…

41. Adding nested classes in anonymous classes In the previous problem, we had a brief overview of nested classes. As…

Polymorphic overloading in a nutshell Since overloading (also known as "ad-hoc" polymorphism) is a core concept of Object-Oriented Programming (OOP),…

Type erasure and heap pollution Have you ever seen an unchecked warning? I'm sure you did! Is one of those…