Important Spring Concept - Spring Container. At the heart of Spring is the Spring Container. It’s what creates, manages, and wires your objects (called beans). What is it? The container is the engine of Spring’s Inversion of Control (IoC). Instead of you creating objects

As a backend dev, do you know the difference between Sharding and Replication? Both are used to scale databases, but they solve very different problems. Replication: Makes copies of the same data across multiple servers. Used mainly to improve read performance and

My dad bought a flat with a home loan in 2005. He took a loan of ₹3.75L for a flat worth ₹4.5L, with a 15-year tenure. In 2020, when I got my first job, we checked how much was left. To our surprise, the tenure had been extended to 25 years, and despite paying EMIs for 15