used to free resources the object may have acquired during its lifetime. Unlike constructors, destructors are not explicitly called in most programming languages; they are invoked by the garbage collector (e.g., in C++ and Python).
which improves output and makes the design process more stable. Because of the modularity, Java OOP allows for quick and low-power software development, which improves performance and reliability. Many programmers prefer Object-Oriented Programming because it is supported by Java, C++, Python, C#, ...
because ftp is the only thing they can do. Maybe someone can give me a hint what I have done wrong using ftp in that way for more than a decade. So I hopefully can set up my ftp boxes