Empowering Software Development with Core Programming Concepts: A Comprehensive Guide Software development is an ever-evolving field, with new paradigms and concepts constantly emerging to tackle the complexities of modern applications. Among these, several fundamental programming concepts have stood the test of time, revolutionizing the way we write code and design software. We will discuss three programming concepts today that every programmer must know. These concepts will prove invaluable throughout your career. Regular expressions Regular expressions, or regex for short, are like magic spells for working with text. They let you find, match, and manipulate strings in a snap. You can use regex to do things like: Validate email addresses and phone numbers Extract information from web pages and documents Replace or remove unwanted characters And much more! Let’s break down the main components of a regular expression and then provide a detailed Java example: Literals : Characters t