list of programming languages
JavaScript is a dynamically typed language, meaning variables can hold any type of value. Understanding how JavaScript automatically converts types and how to check types with typeof is essential for writing reliable code. A Quick Look at the Examples a. Automatic Data Type Conversion JavaScript automatically converts data types between strings, numbers, and booleans. This…
These CSS properties control the alignment, spacing, and case transformation of text, helping you create visually appealing and well-structured content. Overview of Properties Property Description Common Values text-align Aligns text horizontally within its parent left, center, right, justify letter-spacing Sets space between characters normal, 2px, 0.1em word-spacing Sets space between words normal, 4px, 0.2em text-transform…
Comments and hyperlinks are fundamental to creating well-documented and navigable web pages. HTML Comments Comments are used to add notes, explanations, or temporarily disable code without affecting the displayed content. Syntax: Browser Display:This is some text Key Points: Examples: The Anchor Element <a> The <a> (anchor) element creates hyperlinks that allow users to navigate to…
Objects are a fundamental data structure in JavaScript used to store collections of key-value pairs. They can represent real-world entities or abstract concepts with properties (data) and methods (functions). A Quick Look at the Examples a. Creating Objects Objects are a fundamental data structure used to store collections of key-value pairs. They can represent real-world…
These CSS properties control the indentation, vertical alignment, last-line alignment, and text direction of elements, offering fine-grained control over text layout and readability. Overview of Properties Property Description Common Values text-indent Indents the first line of a block element 40px, 2em, 10% vertical-align Aligns inline/inline-block elements vertically baseline, middle, top, bottom text-align-last Aligns the last…
Images make web pages visually appealing and engaging. The <img>, <map>, and <area> elements work together to display images and create interactive clickable regions within them. The Image Element <img> The <img> element is used to embed images into a webpage. Basic Syntax: Attributes: Attribute Purpose Example src Specifies the image source URL src=”images/photo.jpg” alt…
Explicit type conversion (also called type casting) is the process of converting a value from one data type to another using specific methods or operators. This differs from implicit type conversion, where JavaScript automatically converts types based on context. Understanding explicit type conversion helps you control how data types are handled in your code —…
These CSS properties control the handling of whitespace, add emphasis marks to text, and create shadow effects for enhanced typography. Overview of Properties Property Description Common Values white-space Controls whitespace handling and wrapping normal, nowrap, pre, pre-wrap, pre-line text-emphasis Adds emphasis marks (shorthand for style + color) fill, before “•”, filled double-circle #ffb703 text-shadow Adds…
Modern web development requires handling different screen sizes, resolutions, and device capabilities. The <picture> and <source> elements provide a responsive solution, while favicons help with brand recognition in browsers. The Picture Element <picture> and Source Element <source> The <picture> element allows you to provide multiple versions of an image, and the browser automatically selects the…
Functions are blocks of code designed to perform a specific task. They play a crucial role in organizing and structuring code — allowing you to write reusable, maintainable, and modular programs. A Quick Look at the Examples a. Functions Introduction Functions are blocks of code designed to perform a specific task. They can be defined…
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