HTML:

html
 
 
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<p id="my-para">Lorem ipsum dolor sit amet, consectetur adipiscing elit.</p>

JavaScript:

javascript
 
 
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const para = document.getElementById("my-para");
const input = document.querySelector("input");

input.addEventListener("keydown", event => {
  if (event.isComposing || event.keyCode === 13) {
    para.textContent += input.value;
    input.value = "";
    event.preventDefault();
  }
});

CSS:

css
 
 
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/* No specific style required for this task */

code
 
 
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// JavaScript weather search engine using fake data

// fake data for demo purposes
const cities = [
  { name: "New York", temperature: "13", weather: "Cloudy" },
  { name: "San Francisco", temperature: "20", weather: "Sunny" },
  { name: "London", temperature: "8", weather: "Rainy" },
  { name: "Sydney", temperature: "25", weather: "Sunny" },
  { name: "Tokyo", temperature: "15", weather: "Partly Cloudy" }
];

// function to search for a city's weather
function searchCity(cityName) {
  // iterate through the fake data to find a match
  for (let i = 0; i < cities.length; i++) {
    if (cities[i].name.toLowerCase() === cityName.toLowerCase()) {
      // if a match is found, return the temperature and weather
      const cityTemp = cities[i].temperature;
      const cityWeather = cities[i].weather;
      return `The temperature in ${cityName} is ${cityTemp}C and it is ${cityWeather} today.`;
    }
  }
  // if no match is found, return an error message
  return `Sorry, we could not find any weather data for ${cityName}.`;
}

// example usage
console.log(searchCity("San Francisco")); // output: The temperature in San Francisco is 20C and it is Sunny today.
console.log(searchCity("Paris")); // output: Sorry, we could not find any weather data for Paris.

This is a simple weather search engine using fake data. The code is written in JavaScript. It consists of a cities array containing fake data for demonstration purposes, and a function called searchCity that takes a cityName parameter and searches for a corresponding city in the cities array.

If a match is found, the function returns a string with the temperature and weather for that city. If no match is found, the function returns an error message.

To use the search engine, simply call the searchCity function with the name of the city you want to search for. For example, searchCity("San Francisco") would return "The temperature in San Francisco is 20C and it is Sunny today." while searchCity("Paris") would return "Sorry, we could not find any weather data for Paris."

Sure, to show date and time in a specific timezone, you can use the following steps:

Step 1: Define the timezone to be used You need to define which timezone you want to use in the JavaScript function. You can do this by creating a new Date object with the getTimezoneOffset() method. The getTimezoneOffset() method returns the difference between Universal Coordinated Time (UTC) and the current time zone, in minutes.

Step 2: Adjust the timezone offset Next, you need to adjust this offset by adding or subtracting the required number of minutes to the current date and time.

Step 3: Display the date and time Finally, you can use the toLocaleString() method to display the date and time in the desired format.

Here's an example code block to get you started:

javascript
 
 
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// set the date to show in PST timezone
let date = new Date();
let timezoneOffset = date.getTimezoneOffset();
let pstOffset = -480; // this is the offset for the Pacific Standard Time timezone
let adjustedTime = new Date(date.getTime() + (pstOffset + timezoneOffset) * 60 * 1000);

// display the date and time in PST timezone
let options = {
  day: 'numeric',
  month: 'numeric',
  year: 'numeric',
  hour: 'numeric',
  minute: 'numeric',
  second: 'numeric',
  timeZone: 'America/Los_Angeles'
};
let pstDateTime = adjustedTime.toLocaleString('en-US', options);
console.log(pstDateTime); // Output: 2/16/2022, 11:01:20 AM

Note that to set the timezone, you need to specify a timezone name that is valid in the IANA Time Zone database, such as America/Los_Angeles for Pacific Standard Time (PST). You can find a list of valid timezone names at https://en.wikipedia.org/wiki/List_of_tz_database_time_zones.

You can achieve this by adding an event listener to capture the keypress event on Enter.

Here is an example:

html
 
 
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<form>
  <label>
    Name:
    <input type="text" id="name" />
  </label>
  <button type="submit">Submit</button>
</form>

javascript
 
 
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const form = document.querySelector('form');

form.addEventListener('keypress', function (event) {
  if (event.keyCode === 13) {
    event.preventDefault();
    form.submit();
  }
});

In the above example, we listen for the keypress event on the form. When the Enter key is pressed (keyCode 13), we prevent the default submit behavior, and manually submit the form using form.submit(). This results in the same behavior as if the user clicked the submit button.

You can create an event listener using JavaScript to execute code when a button is clicked. Here is an example in JavaScript:

js
 
 
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const button = document.getElementById('yourButtonId');

button.addEventListener('click', function() {
  alert('Your message here');
});

In this example, getElementById is a DOM (Document Object Model) method that obtains a reference to the button with the specified ID. addEventListener is another DOM method that allows you to specify a function to execute when the button is clicked.

When the button is clicked, the alert function will be called, displaying your specified message.

To achieve this, we can use state property in React to show/hide the search query result. Here's an example in React JS:

jsx
 
 
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import React, { useState } from 'react';

function Search() {
  const [query, setQuery] = useState('');
  const [isResultShown, setIsResultShown] = useState(false);

  const handleSearch = () => {
    // perform query search here
    // set the search result as 'query'
    setIsResultShown(true);
  }

  return (
    <div>
      <input type="text" value={query} onChange={(e) => setQuery(e.target.value)} />
      <button onClick={handleSearch}>Search</button>
      {isResultShown && <h2>{query}</h2>}
    </div>
  );
}

In this example, we have two state variables - query to hold the search query and isResultShown to determine whether to show the search result or not. When the user clicks on the search button, handleSearch() function is called where we can perform the search query and set it to the query state. Finally, isResultShown is toggled to true, showing the h2 tag with the search result.

In React, a form is basically a collection of input controls that enables users to submit data to the application. The user's inputs can be processed automatically or sent to a server for processing.

To create a form in React, you can use the built-in form tag and add input fields using the input tag. Each input should have a name attribute that matches the state key you want to update when the user types in a value.

Here's an example of creating a basic form in React:

jsx
 
 
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import React, { useState } from 'react';

function Form() {
  const [formData, setFormData] = useState({});

  function handleChange(e) {
    setFormData({ ...formData, [e.target.name]: e.target.value });
  }

  function handleSubmit(e) {
    e.preventDefault();
    // Process the form data
    console.log(formData);
  }

  return (
    <form onSubmit={handleSubmit}>
      <label>
        Name:
        <input type="text" name="name" onChange={handleChange} />
      </label>
      <label>
        Email:
        <input type="email" name="email" onChange={handleChange} />
      </label>
      <button type="submit">Submit</button>
    </form>
  );
}

This example creates a form with two input fields for name and email. The handleChange function updates the formData state object whenever the user types in one of the fields. The handleSubmit function logs the entire form data to the console when the user submits the form.

HTML:

html
 
 
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<!DOCTYPE html>
<html lang="en">
<head>
  <meta charset="UTF-8">
  <meta name="viewport" content="width=device-width, initial-scale=1.0">
  <title>Noodle Company Landing Page</title>
  <link rel="stylesheet" href="style.css">
</head>
<body>
  <header>
    <img src="logo.png" alt="Noodle Company Logo">
    <nav>
      <ul>
        <li><a href="#">Home</a></li>
        <li><a href="#">About Us</a></li>
        <li><a href="#">Product</a></li>
        <li><a href="#">Contact Us</a></li>
      </ul>
    </nav>
  </header>
  <main>
    <section id="about-us">
      <h2>About Us</h2>
      <div class="slideshow">
        <img src="slide1.png" alt="Slide 1">
        <img src="slide2.png" alt="Slide 2">
        <img src="slide3.png" alt="Slide 3">
      </div>
      <p>Insert summary of the company here.</p>
    </section>
    <section id="product">
      <h2>Product</h2>
      <div class="product-grid">
        <div class="product">
          <img src="product1.png" alt="Product 1">
          <div class="product-text">
            <h3>Product 1</h3>
            <p>Description of product 1.</p>
          </div>
        </div>
        <div class="product">
          <img src="product2.png" alt="Product 2">
          <div class="product-text">
            <h3>Product 2</h3>
            <p>Description of product 2.</p>
          </div>
        </div>
        <div class="product">
          <img src="product3.png" alt="Product 3">
          <div class="product-text">
            <h3>Product 3</h3>
            <p>Description of product 3.</p>
          </div>
        </div>
        <div class="product">
          <img src="product4.png" alt="Product 4">
          <div class="product-text">
            <h3>Product 4</h3>
            <p>Description of product 4.</p>
          </div>
        </div>
      </div>
    </section>
    <section id="contact-us">
      <h2>Contact Us</h2>
      <div class="contact-info">
        <p>Address: 123 Main St.</p>
        <p>Phone Number: (123) 456-7890</p>
        <p>Email: info@noodlecompany.com</p>
      </div>
      <div class="logo-slideshow">
        <img src="logo1.png" alt="Company Logo 1">
        <img src="logo2.png" alt="Company Logo 2">
        <img src="logo3.png" alt="Company Logo 3">
      </div>
    </section>
  </main>
</body>
</html>

CSS:

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/* Reset CSS */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

/* General Styles */
body {
  font-family: Arial, sans-serif;
}

header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1rem;
  background-color: #f2f2f2;
}

nav ul {
  display: flex;
  list-style: none;
}

nav li {
  margin: 0 0.5rem;
}

nav a {
  text-decoration: none;
  color: black;
  font-weight: bold;
}

main {
  padding: 2rem;
}

h2 {
  margin-bottom: 1rem;
}

/* About Us Styles */
.slideshow {
  display: flex;
  overflow: hidden;
}

.slideshow img {
  width: 100%;
  height: auto;
  object-fit: cover;
  animation: slide 10s infinite;
}

@keyframes slide {
  0% {
    opacity: 1;
    transform: scale(1);
  }
  25% {
    opacity: 0;
    transform: scale(1.1);
  }
  50% {
    opacity: 0;
    transform: scale(1.1);
  }
  75% {
    opacity: 0;
    transform: scale(1);
  }
  100% {
    opacity: 1;
    transform: scale(1);
  }
}

/* Product Styles */
.product-grid {
  display: grid;

HTML:

html
 
 
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<!DOCTYPE html>
<html>
  <head>
    <title>Landing Page</title>
    <!-- link your css file here -->
  </head>
  <body>
    <div id="header">
      <!-- add your navigation bar here -->
    </div>

    <div class="slideshow">
      <!-- add your slideshow for about us section here -->
      <p>This is the summary of our company.</p>
    </div>

    <div class="product-section">
      <div class="product-display">
        <!-- add your product images here -->
      </div>
      <div class="product-info">
        <!-- add your product text display here -->
      </div>
    </div>

    <div class="contact-us">
      <div class="contact-info">
        <p>Address:</p>
        <p>Phone Number:</p>
        <p>Email:</p>
      </div>
      <div class="company-logos">
        <!-- add your slideshow displaying different company logos here -->
      </div>
    </div>

    <div id="footer">
      <!-- add your footer information here -->
    </div>

    <!-- link your javascript file here -->
  </body>
</html>

CSS:

css
 
 
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/* style your navigation bar here */

.slideshow {
  /* style your slideshow here */
}

.product-display {
  /* style your product images here */
}

.product-info {
  /* style your product text display here */
}

.contact-info {
  /* style your contact information display here */
}

.company-logos {
  /* style your slideshow displaying different company logos here */
}

/* style your footer information here */

JavaScript:

javascript
 
 
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// add any required javascript for your slideshow here

To add a color gradient background in CSS, you can use the background or background-image property along with the linear-gradient() function. Here's an example:

css
 
 
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background: linear-gradient(to bottom, #000000, #ffffff);

This will create a gradient from black (#000000) to white (#ffffff) from top to bottom. You can customize the gradient by changing the colors, direction (to bottom, to top, to left, to right, etc.), and adding additional color stops.

Here are some additional resources for creating gradients in CSS:

• MDN Web Docs: https://developer.mozilla.org/en-US/docs/Web/CSS/linear-gradient
• CSS-Tricks: https://css-tricks.com/css3-gradients/

To add JavaScript to a button in HTML, you should add an event listener to the button so that when it is clicked, the corresponding function is executed. Here's an example:

html
 
 
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<button id="myButton">Click me</button>

<script>
  const myButton = document.getElementById("myButton");
  myButton.addEventListener("click", function() {
    // add your JavaScript code here
    alert("Button clicked!");
  });
</script>

In this example, we added an event listener to the button with the ID "myButton". When the button is clicked, the anonymous function defined in the event listener will be executed. In this case, it simply displays an alert message, but you can replace it with your own JavaScript code.