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6 min readTo import JavaScript from an external file, you can follow these steps:Create a separate JavaScript file with a .js extension. For example, you can create a file named script.js. In the main HTML file where you want to use the JavaScript code, include a script tag inside the head or body section. This script tag is used to import the external JavaScript file. The source attribute of the script tag should point to the location and name of the JavaScript file.
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5 min readTo fill an array with a for loop in JavaScript, you can follow these steps:Create an empty array that you want to fill.Determine the length of the array you want to create and assign it to a variable.Use a for loop to iterate over each index of the array.Inside the loop, use the index to assign values to each element of the array.The values can be assigned using any logic or algorithm you desire.
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5 min readTo add a line under a header in HTML, you can use the <hr> tag. <hr> stands for horizontal rule and represents a thematic break or separation between content. Here's how you can add a line under a header in HTML: <h1>This is a header</h1> <hr> In this example, the <h1> element represents the header text, and the <hr> tag adds a horizontal line directly below it. The line will stretch across the full width of its container.
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4 min readIn JavaScript, you can convert a Unicode code point into its corresponding character using the String.fromCharCode() method. Here's an example: var unicodeValue = 9731; var character = String.fromCharCode(unicodeValue); console.log(character); // Output: ☃ In the example above, the Unicode value 9731 is passed as an argument to the String.fromCharCode() method, which returns the character corresponding to that Unicode value.
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6 min readTo add a media query in HTML, you need to use CSS (Cascading Style Sheets). Here's how to do it:Define a CSS rule using the @media rule. The @media rule defines different style rules for different media types or screen resolutions. Example: @media screen and (max-width: 600px) { /* CSS rules for screens narrower than 600px */ } Inside the @media rule, specify the conditions for which the CSS rules should apply. This is done using media features like screen width, height, orientation, etc.
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4 min readTo keep headings centered in HTML, you can use CSS to style the headings with appropriate properties. Here's an example of how to center headings using CSS: <.
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5 min readTo override a class in JavaScript, you can make use of inheritance and prototypes. Here's how you can do it:Define the original class: Start by creating the original class using the class keyword or a constructor function. Create the overriding class: Declare a new class that will override the original class or create a constructor function that will serve as the overridden class.
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4 min readTo display double quotes in HTML, you can use the entity reference code for double quotes, which is &quot;. This code will be rendered as a double quote symbol on the webpage.For example: <p>This is an example with double quotes: &quot;Hello world!&quot;</p> In the above code, the text within the paragraph will be displayed as: "This is an example with double quotes: "Hello world.
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8 min readTo add all images from a folder using JavaScript, you can follow these steps:Declare a variable to store the path of the folder containing the images.Create an empty array to store the image file names.Make an HTTP request to retrieve the list of files in the folder.Parse the response to extract the individual file names.Use a loop to iterate through the file names.Inside the loop, create a new HTML image element.Set the 'src' attribute of the image element to the current file name.
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7 min readTo create a popup in HTML with CSS, you can follow these steps:Start by creating a HTML element that will serve as your popup container. This could be a element or any other suitable container element. Give the popup container a unique ID using the id attribute. For example, . Define the CSS properties for your popup container. Here are some commonly used properties for creating popups: position: fixed; - This property ensures that the popup stays in a fixed position on the page.
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5 min readTo create sliders in HTML and CSS, you can follow the steps outlined below:Create the HTML structure: Start by creating a container div that will hold the slider. Inside this div, add a series of slide divs, each representing a different slide in the slider. For example: Style the slider container: Next, apply CSS styles to the slider container to set its dimensions, position, and overflow property. For example: .