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QA Engineers are those who handle bugs and glitches that we face while using any application or website. The Job of a QA engineer is to handle bugs in any application or website. QA engineers make sure that the software that reaches the people is error-free and bug-free. They make sure that users have a smooth experience with applications. In this article, we are going to discuss the roadmap to becoming a QA engineer. What is Quality Assurance?Quality assurance is the method of making sure that products, especially software, work for which they are manufactured. QA engineers test software to find ... Read More
When creating web pages, a common design practice is to center a background image in a div. There are several options available, and each one is useful in its area. A background image will be centered inside a div box in an article regardless of the screen size or the size of the div. Whenever the window is resized, the image in the background should remain exactly at the center. Center a Background Image Inside a div Here are some of the most effective methods to center a background image within a div. Using ... Read More
To create wave background using CSS, is a popular technique used to add a unique and dynamic visual element to web pages. We will be understanding two different approaches to create wave background using CSS. In this article, we are having a blank webpage and our task is to create wave background using CSS. Approaches to Create Wave Background Here is a list of approaches to create wave background using CSS which we will be discussing in this article with stepwise explaination and complete example codes. Wave Background Using SVG Wave ... Read More
In standard CSS positioning, relatively positioned elements occupy space within the normal document flow even after being offset by top, left, right, or bottom properties. This can create a gap in the layout where the element would have naturally sat, disrupting the alignment or layout of other elements around it. In this article we will position an element so that it appears relatively within the document but does not affect the design of surrounding elements, effectively making it "overlay" without creating extra space. Relatively Position an Element without It Taking Space Use a combination ... Read More
In Linux, command substitution allows a user to use the output of a command as an argument for other commands. Here you can substitute all commands that can write standard output. Moreover, you can use the command substitution to create a shell script and save the command's output as a variable. Some of the output consists of multiple lines, so the output may not appear in the same pattern when you perform command substitution. When you don't use the proper shell variable, the output shows in a single line, i.e., without preserving the linebreaks. In this tutorial, we will look ... Read More
This article discusses about how “getElementByID” method work in JavaScript. The getElementByID() method in JavaScript is a document method. When we give a specific string which should match the ID of the HTML element, it returns the element object. Every HTML element can be assigned a unique ID. If two or more elements have the same ID, then the getElementByID() method returns the first element. The getElementByID() method is used for the faster access of an element. It helps us to manipulate an HTML element within our document and is supported by all the modern browsers. If the element is ... Read More
What is a Makefile? A makefile is a unique file used in many programming projects to produce executable programs automatically by compiling and linking them. It provides instructions on linking and compiling a program, along with a list of source file dependencies and building commands. The program called make is what reads a Makefile and runs the required commands. General format of Makefile Specify the compiler (gcc for C programming and g++ for C++ programming). Specify the compiler flags. Define target executables. Define ... Read More
What is Webmin? Webmin is a system administration tool that can be accessed through a web browser. it is used to administer UNIX and Linux systems, servers, and services. Many things in the operating system can be configured through this app. Some of them include users, disk quotas, configuration files, and many more. The platform can also be used to make changes in different open-source apps like BIND DNS Server, PHP, Apache HTTP Server, etc. Why Webmin alternatives? Webmin has security issues and it is necessary to install frequent updates Less number of features are available Additional repositories are ... Read More
In an operating system, the Process involves changing from one state to another state according to the specific condition such as the CPU, Input/output devices, and the user. There are some states available in the operating system such as new, waiting, ready, running, suspend ready or suspend wait. Progress can be seen through these process states to reach the destination. Progress of a process is one of the solutions to the critical section problem. The critical section affects the progress of a process when multiple processes are allowed in a system. Progress of a Process in the Operating System A ... Read More
The file system is defined as the process of storing the user’s data in the computer operating system. This data can be stored in primary memory or secondary memory devices to store and retrieve information. The File is represented in terms of bits, bytes, or any records that can be defined by the author of the file. Each file has a logical address or location which is used for storing and retrieval process. Without the use of an organized hierarchy in file directories, selecting an individual file that is isolated is a tedious task from the user's end. File system ... Read More