Variables & Data types in JavaScript A variable is a named storage location for holding data values. These values can be numbers, strings, objects, or other data types. Variables play a crucial role in programming, allowing developers to work with and manipulate data dynamically. In JavaScript, data types refer to the kinds of values that […]
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javaScript comments Comments in JavaScript are text annotations within the code that are ignored by the JavaScript interpreter. They are used to add explanatory notes or remarks to the code, providing information that is useful for developers but does not affect the execution of the program. Comments are helpful for documenting code, explaining complex sections,
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Output in JavaScript JavaScript output refers to the information or results a script produces. This output can be displayed in different ways. We can retrieve JavaScript output on a webpage in four simple and diverse ways, which are listed below. We can use them based on the application’s requirements. In this article, we’ll cover four
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javaScript Statements In programming, a Statement is a line of code that performs a specific action. JavaScript statements are the building blocks of any script, enabling developers to create complex logic and execute tasks. JavaScript statements are the backbone of any JavaScript program, providing the means to declare variables, make decisions, repeat tasks, and create
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Introduction to JavaScript JavaScript is a high-level, dynamic programming language primarily used for creating interactive and dynamic content on websites. It is a versatile language that enables developers to add functionality, manipulate the Document Object Model (DOM), and respond to user interactions within web browsers. Originally created by Brendan Eich in 1995, JavaScript was initially
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What is SQL Injection? SQL injection is a type of cyber attack that targets the database layer of a web application. It occurs when an attacker inserts malicious SQL code into user inputs, tricking the application into executing unintended SQL queries. The primary goal of such attacks is unauthorized access to the database, extraction of
Types of SQL Keys Structured Query Language (SQL) serves as the backbone of relational databases, and at its core, lies the concept of keys. SQL keys play a crucial role in organizing and establishing relationships within a database, contributing to the integrity and efficiency of data management. In this blog, we’ll delve into the various
Joins In SQL With Examples SQL joins are operations that combine rows from two or more tables based on a related column between them. These related columns are typically primary and foreign keys, establishing a connection between different tables. The result of a join is a new table that combines data from the participating tables.
SQL INSERT Statement The SQL INSERT statement is a fundamental tool in a database developer’s arsenal, enabling the addition of new data with precision and control. By understanding its syntax and use cases, developers can harness the full power of this statement to maintain data accuracy and efficiency in their relational databases. The SQL INSERT
ORDER BY in SQL Structured Query Language (SQL) is a powerful tool for managing and manipulating data in relational databases. One of the key aspects of SQL is sorting and organizing query results, and the ORDER BY clause plays a crucial role in this process.The ORDER BY clause is used to sort the result set
