Software Engineering

Key Differences between Local Variable and Global Variable The local variable is declared inside a function, whereas the Global variable is declared outside the function. Local variables are created when the function has started execution and is lost when the function terminates, on the other hand, a Global variable is created as execution starts and…

Key Difference between Primary Memory and Secondary Memory Primary memory is also called internal memory, whereas Secondary memory is also known as backup memory or auxiliary memory. Primary memory can be accessed by the data bus, whereas Secondary memory is accessed by I/O channels. Primary memory data is directly accessed by the processing unit, whereas…

What is Program in OS? A Program is an executable file which contains a certain set of instructions written to complete the specific job or operation on your computer. For example, Google browser chrome.exe is an executable file which stores a set of instructions written in it which allow you to open the browser and…

Before we learn more about webpagetest API, let’s understand-

What is WebPagetest?

Webpagetest is one of the most popular and free tools for measuring webpage performance. Webpagetest enables you to run web performance tests on your site from a number of different locations across the world in a number of different browsers.

Before we learn about MEAN Stack Developer, let’s understand- What is Mean Stack? Mean Stack refers to a collection of JavaScript technologies used to develop web applications. Therefore, from the client to the server and from server to database, everything is based on JavaScript. MEAN is a full-stack development toolkit used to develop a fast…

Frontend developers are professionals who are responsible for effectively implementing visual components on a website. They perform front-end development tasks like website designing, appearance, navigation, buttons. The main objective of designing any website is to ensure that users can see the relevant information in a format that is easy to read. But this simple goal…