OOP Basics
April 5th, 2022, 03:10 AM #1 OOP Basics Hi, I am a first semester student, learning the OOPs basics. I need help for a program: Code: class … Read more
In this tutorial, we will learn how to extends multiple class in Java. Is it possible or not in Java and if not possible then how can we accomplish this? What is Extend in Java? Extend is one of the keywords in Java which is used for inheritance and indicates that we are inheriting all … Read more
The cloud continues to evolve toward higher orders of abstraction. Automated deployment and hosting platforms, front-end frameworks, and back-end databases are early-powerful and sophisticated, and integrating them is easier than ever. This article shows you how to integrate Vercel, SvelteKit, and MongoDB for full-stack serverless development. Each of these technologies leads in its own domain. … Read more
I have a local gitlab server and gitlab-ci runner with docker executor. I want to use gitlab-ci to build (for the first stage) my maven project. Since I use buildnumber-maven-plugin I added a git service to my gitlab-ci.yml like this: image: maven:latest services: – alpine/git:latest # Cache goes here cache: paths: – .m2/repository – frontend-app/node_modules/ … Read more
Teaching Kids Programming: Videos on Data Structures and Algorithms Given the root of a binary tree, imagine yourself standing on the left/right side of it, return the values of the nodes you can see ordered from top to bottom. Given the following Binary Tree, the left side view will be [6, 3, 6] while the … Read more
Without the struggle with CORS policy. Requests trying to reach the different origin NextJS is a frontend framework, and since the frontend doesn’t have an access to the different origins due to the CORS policy, it’s tedious to implement it if you’re doing it in the wrong way. Of course that you can alter going … Read more
<script> function toggleMySql(){ var checked= document.getElementById(“mysqlactive”).checked; if (checked==true){ document.getElementById(“mysqloptionsstyle”).innerHTML=”<style> #mysqloptions{width:100%;}</style>”; } if (checked==false) {document.getElementById(“mysqloptionsstyle”).innerHTML=”<style> #mysqloptions{width:100%;height:0px;overflow:hidden;} </style>”;}} function typeCondition(typeString){ var types=typeString.split(“,”); var outstr=”if(“; for (val in types){ outstr+=`$imageFileType != “${types[val]}” && `; } outstr=outstr.substring(0,outstr.length-3)+”)”; return outstr; } function uploadProcessing(uploaddirectory,typesString,sizeLimit,mysqlactive){ var TC=typeCondition(typesString); var bytes=sizeLimit*1000; var outstring=`<?php $target_dir = “${uploaddirectory}/”; $target_file = $target_dir . basename($_FILES[“fileToUpload”][“name”]); $uploadOk = 1; … Read more