Java

2 articles in this topic

Classic Programs in C, Java and Python

Learn six placement-programming methods through one clean implementation each. The focus is logic, edge cases, complexity and porting, not memorised code.

Updated 14 Jul 20266 min readJava

String Handling in Java: String Pool, Immutability and Fresher-Test Questions

Where Java strings actually live, why they never change, and how == vs equals() decides service-company output questions. String pool and heap diagrams, a step-by-step worked trace, StringBuilder performance, and four TCS and Infosys style output questions with answers.

Updated 14 Jul 20266 min readJava