The Liskov substitution principle ensures that subclass objects can be used interchangeably with those of the superclass, preventing unexpected program errors. Adhering to this rule simplifies code management and increases predictability. Read more →

Compare ArrayList and LinkedList data structures in Java. Explore their differences in implementation, time complexity, memory usage, and guidance on when to use each based on use cases. Read more →

Implementing a Cache with Spring is a fairly easy task, due to the ease of implementation. For this Spring provides us with a series of annotations that we will see in the rest of the tutorial. Read more →