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Fundamental Tutorials of MySQL

What is MySQL? MySQL is an open-source relational database management system (RDBMS) based on Structured Query Language (SQL). A relational database stores data in tables, which are made up of rows and columns. Each row represents a single record, and each column represents a single piece of data about that record. MySQL is a popular choice for web applications, as it is fast, reliable, and scalable. It is also a good choice for small businesses, as it is free to

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Fundamental Tutorials of SQL

What is SQL? SQL stands for Structured Query Language. It is a standard language for accessing and manipulating data in a relational database. A relational database stores data in tables, which are made up of rows and columns. Each row represents a single record, and each column represents a single piece of data about that record. SQL can be used to perform a wide variety of tasks on a relational database, including: What are the top use cases of SQL?

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Fundamental Tutorials of IOS

What is IOS? iOS is a mobile operating system developed by Apple Inc. exclusively for its hardware. It is the world’s second-most popular mobile operating system, after Android. iOS is based on the Unix operating system and uses the same kernel. However, iOS is a closed-source operating system, while Unix is an open-source operating system. iOS was first released in 2007 with the iPhone. Since then, it has been updated regularly and is now on its 16th major version, iOS

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Fundamental Tutorials of CSS

What is CSS? CSS stands for Cascading Style Sheets. It is a style sheet language used to control the presentation of web pages. CSS is a powerful tool that can be used to change the look and feel of web pages, including the font, color, and layout of elements. CSS is a separate language from HTML, but the two languages work together to create web pages. HTML is used to define the structure of a web page, while CSS is

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Fundamental Tutorials of C++

What is C++? C++ is a general-purpose programming language that was developed as an extension of the C programming language. It was created to add object-oriented programming (OOP) features while retaining the performance and efficiency of C. C++ was first introduced in the late 1970s and has since become one of the most widely used programming languages in various domains, including systems programming, game development, embedded systems, scientific computing, and more. Here are some of the benefits of using C++:

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Fundamental Tutorials of jQuery

What is jQuery? jQuery is a fast, lightweight, and feature-rich JavaScript library that simplifies various aspects of client-side web development. It provides a set of functions and utilities that make it easier to interact with HTML documents, manipulate the Document Object Model (DOM), handle events, create animations, make AJAX requests, and perform other common tasks. jQuery is a popular choice for JavaScript because it is: What are the top use cases of jQuery? Here are some of the top use

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Fundamental Tutorials of HTML

What is HTML? HTML stands for HyperText Markup Language. It is a markup language used to create web pages. HTML describes the structure of a web page by using tags and attributes. Tags are used to identify different elements on a web page, such as headings, paragraphs, images, and links. Attributes are used to provide additional information about a tag, such as the size of an image or the target of a link. HTML is a very simple language to

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Fundamental Tutorials of Android

What is Android? Android is a mobile operating system based on a modified version of the Linux kernel and other open-source software, designed primarily for touchscreen mobile devices such as smartphones and tablets. Android is developed by a consortium of developers known as the Open Handset Alliance, though its most widely used version is primarily developed by Google. It was unveiled in November 2007, with the first commercial Android device, the HTC Dream, being launched in September 2008. Android is

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Fundamental Tutorials of PHP

What is PHP? PHP, which stands for Hypertext Preprocessor, is a server-side scripting language that is used to create dynamic web pages. It was originally designed as a tool for managing website content, but it has evolved into a full-fledged programming language. PHP is often embedded within HTML code, allowing developers to mix dynamic and static content seamlessly. What are the top use cases of PHP? PHP is a general-purpose language that can be used for a variety of tasks,

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Fundamental Tutorials of Java

What is Java? Java is a high-level, object-oriented programming language developed by Sun Microsystems (now owned by Oracle Corporation). It was first released in 1995 and has since become one of the most widely used programming languages in the world. Java’s design philosophy emphasizes platform independence, readability, and robustness. What are the top use cases of Java? Java is a general-purpose programming language that is used in a wide variety of applications. Some of the top use cases of Java

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Fundamental Tutorials of Python

What is Python? Python is a high-level programming language that was created by Guido van Rossum in the late 1980s. It was designed with the goal of being easy to understand and write, allowing programmers to focus on solving problems rather than worrying about complex syntax. Python emphasizes code readability and uses indentation to define code blocks, making it visually appealing and easy to follow. What are the features of Python? Python is a general-purpose programming language with a lot

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Fundamental Tutorials of JavaScript

What is javascript? JavaScript is a programming language that is one of the core technologies of the World Wide Web, alongside HTML and CSS. It is used to create interactive web pages and web applications. JavaScript is a client-side scripting language, which means that it is executed by the user’s web browser. This makes it a powerful tool for creating dynamic and interactive web pages. JavaScript is a versatile language that can be used for a variety of tasks, including:

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Top 50 DevOps Interview Questions with Answers

What is DevOps? DevOps is a set of practices that combine software development (Dev) and IT operations (Ops) to shorten the systems development life cycle while delivering high-quality software to end users. What is Continuous Integration? Continuous Integration is a development practice where developers integrate code changes into a shared repository frequently, preferably several times a day. Each integration is verified by an automated build and automated tests to detect integration errors early. What is Continuous Delivery? Continuous Delivery is

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What is Ncover and How it works An Overview and Its Use Cases

History & Origin of Unit Ncover NCover is a .NET code coverage tool. There are two non-related NCover products that do .NET code coverage. There is an open-source ncover which can be found on Sourceforge and a company called Encover, LLC. There has been additional development on both products since this 2004 reference. The company NCover, LLC was started when founder Peter Waldschmidt decided to commercialize the open-source tools he had created. Professional editions were launched in 2007, but the

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What is Unit Testing and How does it Work? An Overview and Its Use Cases

History & Origin of Unit Testing In 1997, a programmer named Kent Beck created a development environment plugin, JUnit, to test small pieces of code. Developers wrote test code that assessed the source code. He called the approach unit testing. A unit test is a way of testing a unit – the smallest piece of code that can be logically separated into a system. In most programming languages, this is a function, a subroutine, a method, or a property. The

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