If you look at the backend of a big website coded in CSS, you will encounter many repeating codes. They might be coding for particular text color or text size or even fitting the images to the right size for your screen. The problem comes in when you want to change these codes. Since they are so recurring, they demand global search. Custom properties of CSS variables allow all such values to be stored in one place and can be referenced throughout the document without having to retype it every time.

A container comprises no operating system images in contrast to a server or virtualized machine. Due to this, they are lighter, more portable, and have less overhead. By using containers, operating systems can be virtualized. Microservices, software processes, and applications may all be run in one container. Among the files in a container are executables, binary code, libraries, and configuration files.

Let's say you were going for an interview; you are thoroughly prepared and confident that you will land this job. So you get in your car at the right time and drive to the company. You avoid the road that is usually congested and opt for a narrower but faster lane that day. But to your dismay, you find a big truck blocking that road! You see, exceptions are inevitable. Similarly, Exceptions in Java are neither uncommon.

When responding to our clients, we can utilize various status codes defined by the HTTP protocol. Others wish to fully utilize HTTP's library of codes to inform their clients of any issues; some APIs simply use the most fundamental codes and develop their own error-signaling systems on top of them. This tutorial explains the CRUD actions and the status codes you should employ for a clean API design.

When you have an annual event at school or university, the teacher always assigns separate tasks to different groups of students. Have you ever wondered why she does that? Well, not only does it lighten the load on her but working in a group also makes you more productive and offers you more choices than when you were working alone. In addition, you learn to organize and coordinate with teams and ultimately produce a better result.

JavaScript is a highly well-liked programming language that continues to grow in power over time. It is a simple, object-oriented, platform-independent language made specifically for managing browser data. It is a language with a singular scope that provides several libraries for various tasks.

Today, 98% of the websites are dependent on JavaScript for their client-side programming. JavaScript is an exceptionally curated scripting language capable of creating dynamically updating content, developing games and making workable web applications. These are some of the basic features that make JavaScript an ever-popular option for developers. JavaScript was at its helm when the same developers who created JavaScript, designed another scripting language called TypeScript.

Node is an open-source, cross-platform JavaScript run-time environment for developing server-side and networking applications. A peculiar feature of Node.js is its ability to process concurrent requests without delay. It uses an asynchronous programming method for doing so. Usually, when handling a request, the program sends this request to the computer’s file system. It then opens the requested file, reads it and then returns the content to the client.

It is possible to become more efficacious and proficient with any tool when you know how to use shortcuts. Consider this for a moment. Do you think it is okay if someone repeatedly selects text by dragging through the mouse and selecting the cut option from the menu for once instead of pressing Ctrl+X? or by holding down the mouse button to copy the entire text instead of pressing Ctrl+A? There is no exception to this rule when it comes to Linux shortcuts.