javascript-interview-question-answerGot to topQuestion-1 :function add(item ,array){ return array.push(item) } const result1 = add('a',['b','c']) console.log(result1); // Answer : 3The push method modifies the original array by adding an element to it and returns the updated lengt...
Functional coding interview questions have a nice property: you can show your work by first expressing what you are trying to achieve in plain English, then writing an unit test, and then coding the solution. The result as you can see is almost 1 to 1 mapping from plain Englis...
把css放到代码页上端 从页面中剥离javascript与css 精简javascript与css 避免css表达式 针对javascript: 脚本放到HTML代码页底部 从页面中剥离javascript 精简javascript与css 移除重复脚本 面向图片: 优化图片 不要在HTML中使用缩放图片 使用恰当的图片格式 使用Css Sprites技巧对图片优化 4、如何优化图像?图像格式区别? 优...
But it doesn't have to end here! Sign up for the 7-day coding interview crash course and you'll get a free Interview Cake problem every week. No spam, ever. We're building a web game where everybody wins and we are all friends forever. It's simple—you click on one of three...
Virtual DOM is a concept where a virtual representation of ... August 7, 2021 Why does React use className class is a keyword in javascript and JSX is an ... August 7, 2021 What is the use of The super keyword is used to call the constructor of ... ...
Ready to dive into the crucial Go interview questions and answers? In this section, I have compiled a collection of key Go interview questions for beginners and experienced learners. From basics to advanced Go programming concepts, these questions cover many topics. So, let's get started and ac...
Are you gearing up for a Power BI job interview or simply looking to bolster your understanding of this dynamic tool? You're in the right place. In this article, we'll explore a comprehensive set of Power BI interview questions that will not only help you prepare effectively but also empow...
Most of the IT companies come to colleges and in their placement drive they allow all the branches to appear in the interview. Most of the students from core branches in our college swipe away maximum IT jobs. If you want to do job in PSUs you have to appear in GATE exam in EEE ...
With that goal in mind, I have a favorite interview question that has helped me make a lot of hiring decisions over the years. I’m sure a few of you are thinking, “oh no, he’s going to give away a good interview question and that will make it useless.” Not so. I believe th...
These components should be a part of one application. Advanced Salesforce Lightning Interview Questions 23. What are the different phases in the application events propagation? Capture Phase Default Phase Bubble Phase 24. What is Lightning App Builder? The Lightning App Builder is a click-and-...