You wrestle with NullPointerException while trying to understand string immutability.
| Week | Chapters to Cover | Practical Task | | :--- | :--- | :--- | | | 1–4 (Intro, OOP, Arrays) | Write a Student class with 5 methods. | | 2 | 5–7 (Inheritance, Polymorphism, Packages) | Build a Vehicle → Car → ElectricCar hierarchy. | | 3 | 8–10 (Exception, Multithreading, I/O) | Create a program that reads a file and sums numbers. | | 4 | 12–14 (Collections, Generics, JDBC) | Connect Java to a MySQL database. | programming with java e balagurusamy
You learn System.out.println() and marvel at how simple Java is. programming with java e balagurusamy