DevLog #8: Building a Full Login & Registration App with Servlets, JSP & PostgreSQLJul 7, 2026·7 min read
DevLog: Why Hibernate? ORM, JPA & Your First Hibernate ProgramFrom boilerplate JDBC to clean ORM — understanding Hibernate, JPA interfaces, Entity classes, and inserting your first record into PostgreSQL without writing a single SQL statement.Jul 15, 2026·8 min read
DevLog #4: Inter-Servlet Communication with RequestDispatcherHow to share data and delegate requests between one servlet to other servlet using RequestDispatcher and request attributes.Jul 3, 2026·5 min read
DevLog #3: Under the Hood of Tomcat: GET vs. POST, service() Dispatching & HTTP 405 ErrorsHow to transition from the generic service method to doGet and doPost, understand Tomcat's internal request routing, and handle HTTP 405 errors.Jul 3, 2026·5 min read
DevLog #2: Handling Request Parameters & Creating Your First Interactive ServletHow to read HTML form data, perform backend calculations, and return dynamic responses using the HttpServlet service method.Jul 3, 2026·5 min read
DevLog #1: The Honest Guide to Java Servlets & Tomcat 9.0 (And How to Conquer the Setup)A raw, practical guide to configuring Eclipse, Tomcat 9.0, and your first Java Servlet — complete with the real errors you will face and how to fix them.Jul 1, 2026·8 min read
Finding Majority Elements (> n/3) — From Brute Force to Boyer-MooreWhen solving array problems, it is easy to stop once your code passes the test cases. But the real learning happens when you push from a working solution to an optimal one. Today, let's look at the MaJul 1, 2026·8 min read
Next Permutation — The 3-Step Algorithm That Made Everything ClickMost solutions I found online just showed me code with zero explanation of why it works.After solving this problem, I finally understood the pattern. Let me save you the confusion. 📖 First — What isJun 30, 2026·7 min read
