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Introduction In Oracle databases, a schema is a logical grouping of related objects, such as tables, views, and stored procedures. Each schema belongs to a specific database user and has a set of associated privileges. To list all tables in a schema in an Oracle database, you can use one of the views in the data dictionary. The `ALL_TABLES` view contains one row for each table in the current schema, while the `DBA_TABLES` view contains one row for each table in the entire database. To list the tables in a schema, you can use a SELECT statement to query the ... Read More
What is W3Schools? W3Schools is a website where you can find different types of courses to make your career. You can learn the ways of writing codes to develop online applications and web pages with the help of programming languages used for developing such applications. The platform also consists of a lot of tutorials which include of code examples. These examples can be modified for further learning and experiment. Price Plans of W3Schools W3Schools has four price plans whose details are given in the table below − Plan Cost Free $0 per month Basic ... Read More
What is SoloLearn? SoloLearn is a platform where you can find code challenges, quizzes, and short lessons which will help you in learning programming languages. Lessons on this platform have been designed for beginners who do not have any experience with programming languages and coding. The app can be downloaded for Android and iOS devices from Google Play Store and Apple App Store respectively. The platform consists of 25 courses for Python, C, C++, SQL, JavaScript and more. You will find textual content which is easy to grasp in comparison to videos and audio. Price Plans of SoloLearn SoloLearn has ... Read More
What is Replit? Replit is an online platform and you can use it to create a lot of projects. You need to do an easy setup to create projects. It is a platform where programs can be created and executed in 50 programming languages. The platform also consists of many programming courses which you can avail to enhance your knowledge. You need to create an account to use the features of Replit. The account can be created by using Google, GitHub, and Facebook or there is also an option of creating your own username and password. Price Plans of Replit ... Read More
What is Papaly? Papaly is a bookmark manager which can be used to store links which are frequently used. Bookmarks can easily be synced with the help of step-by-step instructions. The tool allows you to arrange the bookmarks into boards. An infinite number of boards can be created and these boards can have many categories. You can make a board public or private as per the requirement. Private boards can be seen by you, your coworkers, and the people with whom you share the board. Why Papaly Alternatives? Contact support is slow Runs slow on the Chrome browser Deleting ... Read More
An operating system (OS) is basically a collection of software that manages computer hardware resources and provides common services for computer programs. Operating system is a crucial component of the system software in a computer system.Time-Sharing Operating Systems is one of the important type of operating system.Time-sharing enables many people, located at various terminals, to use a particular computer system at the same time. Multitasking or Time-Sharing Systems is a logical extension of multiprogramming. Processor’s time is shared among multiple users simultaneously is termed as time-sharing.The main difference between Time-Sharing Systems and Multiprogrammed Batch Systems is that in case of ... Read More
What is Nimbus Note? Nimbus Note is a platform which users can use to manage billing and workspaces. The platform allows users to create as many workspaces as they want. Different access levels can be set up for each workspace. You can use the platform after creating an account. You can use all advanced features in the free trial after that you have to pay to use them. Price Plans of Nimbus Note There are four price plans to use Nimbus Note and the details can be found in the table below − Plan Cost Free ... Read More
What is MATLAB? MATLAB is a programming language where you can write programs for math, computation, etc. The platform comes with its own integrated development environment and a huge collection of libraries. The language can be used with different types of paradigms as it is a language of the fourth generation. There are many inbuilt functions which can be used for calculations which include linear algebra, quadrate, signal processing, and many more. Why MATLAB Alternatives? MATLAB execution time is slow as it is an interpreted language MATLAB is a costly software in comparison to other platforms like C, C++, ... Read More
In this tutorial, we will learn how to subtract days from a date in JavaScript. To subtract days from a JavaScript Date object, use the setDate() method. Under that, get the current days and subtract days. JavaScript date setDate() method sets the day of the month for a specified date according to local time. Following are the methods we can use to subtract days from a date in JavaScript − Using the setTime() and getTime() methods Using the setDate() and getDate() methods ... Read More
What is JSFiddle? JSFiddle is a web development environment where you can run codes written in HTML, CSS, and JavaScript. These codes are known as fiddles. You can use JavaScript libraries to write code and make a useful application. JSFiddle also helps to add codes to a blog. There’s no need to register for a free account The main window is divided into three parts. In the first part, you can write HTML, second part CSS, and third part JavaScript. The syntax is color-coded so it is easy to detect errors. Why JSFiddle Alternatives? You have to click the ... Read More