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Today we touched briefly upon the concept of interfaces and exceptions. Here is what we have learnt so far. InterfaceA special function that is hard to find in other languages except for Java. An interface is a completely abstract class that is used to group related methods with empty bodies.It can only contain abstract methods and constants (think static final).interface AAA{ public static fina..

Before we started today's lesson we did a short excercise based on what we have learn so far in class.We created a small program using different classes that prints out the interaction between an apple buyer and seller. Here is the AppleSeller class:package apple;public class AppleSeller {final static int APPLE_PRICE = 1000; // we used final static to turn the price of the apples into a constant..

Today we delved a little bit deeper into methods and different access modifiers and its functions! There are many keywords we can add infront of a member to define what exactly we want it to do! Here's a handy diagram of what settings there are! access modifiers / static , non-static/ return-type / method name(parameter... (optional)){command;command;} end of method bodyStatic As we touched upon..

Welcome back to OOP!Today we delved deeper into OOP and learn some interesting things on how they work!!Classesthere are two ways to form classes! creating it in the same file that you will be running your code increating a seperate java file!The difference is whether or not you'll be using public! it is a keyword that declares that member's access as public! this means it is visible to all othe..

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Today we learnt the concept of deep and shallow copyingThese methods applies to Arrays, primitive and reference types and effect them a little bit differently! First lets define what deep and shallow copies are and the pros and cons of using them :3 Shallow Copyin a nutshell, instead of copying the content of a variable, we just copy the address of which it is stored!! so if we type:int[ ] arr01..

creating a JSP page using Apache Today we got to create our first login page with a rudimentary jsp function!! So excting aaaa!As someone who mainly studied front-end dev, it was truly refreshing to apply java with HTML to create a responsive web page! Hold on.. but what exactly is JSP? JSP stands for Jakarta Server Pages( (JSP; formerly JavaServer Pages)). It is a server-side technology which i..

Destructuringwe can destructure an array or object by reassigning their values using a function or by creating a new array.  ways of destructuringdestructuringconst arr = [2, 3, 4];const [x, y, z] = arr;console.log(x, y, z);  we can also switch variablesconst restaurant = {  name: 'Classico Italiano',  location: 'Via Angelo Tavanti 23, Firenze, Italy',  categories: ['Italian', 'Pizzeria', 'Veget..

JavaScript: high-level, prototype-based, object-oriented, multi-paradigm, interpreted or just-in-time compiled, dynamic, single-threaded, garbage-collected programming language with first-class functions and a non-blocking event loop concurrency model. high-level every program that runs on computer needs hardware resources: memory and the CPU to do work. low-level languages: like C, manually man..

DOM stands for Document Object Model : structured representation of HTML documents, allows JS to access HTML elements and styles to manipulate them *automatically created by the browser when a HTML file is created in a tree structure!! DOM is not acutally a part of JS. We use DOM to manipulate webpages and its appreances that is created through JS via APIs. We can use document.querySelector to s..