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write simple weather search engine using fake data
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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."
why text-decoration: none; does not work?
text-decoration: none; is a CSS property used to remove underline from a hyperlink. This property may not work for a couple of reasons:
text-decoration: none; code must be applied to the a tag to remove the underline.text-decoration: none; For more information, here's an example of how to properly use text-decoration: none; in CSS:
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a {
text-decoration: none;
}
add background image to page
To add a background image to your webpage, you can use the CSS background-image property. Here is an example code snippet:
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body {
background-image: url("your-image-url.jpg");
background-size: cover; /* optional */
}
Replace "your-image-url.jpg" with the URL or path to your desired image file. You can adjust the size and positioning of the image with other CSS properties if needed. Place this code in the <style> tags within the <head> section of your HTML file.
How to make a word bold in javascript
You can create a bold word in JavaScript using the <b> tag. See example below.
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document.getElementById("example").innerHTML = "<b>Bold word</b>";
how do I start running a function after one function is complete
One way to start running a function after another function has been completed is by using a callback function. This is a function that is passed as an argument to another function, with the intention of being executed once the other function has finished. An example in JavaScript would be:
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function firstFunction(callback){
console.log('This is the first function');
callback();
}
function secondFunction(){
console.log('This is the second function');
}
firstFunction(secondFunction);
When running this example code, you would see the following in the console:
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This is the first function
This is the second function
can I build an accordion without javascript?
Yes, you can build an accordion without using JavaScript. For example, you can use CSS to create the accordion without needing to use any JavaScript code. See the example here.
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/* Style the accordion panel */
.accordion {
background-color: #eee;
color: #444;
cursor: pointer;
padding: 10px;
width: 100%;
border: none;
text-align: left;
outline: none;
font-size: 15px;
transition: 0.5s;
}
How do I apply a linear-gradient background?
You can apply a linear-gradient background in CSS with the background or background-image properties.
CSS:
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.example{
background: linear-gradient(to right, #ED213A, #93291E);
}
An example can be seen below:
can you use div in a header?
Yes, you can use the <div> HTML element in the <header>. This element can contain any content that would normally go in the header of your website, such as a navigation bar or a logo. Here is an example:
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<header>
<div>
<h1>My Website</h1>
<nav>
<a href="/">Home</a>
</nav>
</div>
</header>
how to line break in javascript
In JavaScript, you can add a line break with the \n character.
For example:
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var str = "This is the first line\nand this is the second line"
This will output This is the first line in one line and and this is the second line in another.
how to make list in css horizental
In CSS, you can make a list horizontal by using the display: inline-block; property.
Here is an example of how to do that:
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ul {
list-style-type: none;
margin: 0;
padding: 0;
overflow: hidden;
}
li {
float: left;
}
li a {
display: inline-block;
color: black;
text-align: center;
padding: 14px 16px;
text-decoration: none;
}
what is index HTML
index.html is an HTML file that serves as the home page for a website. It's often the first file that visitors to a website will see. Usually, index.html is automatically opened when visitors enter the domain without specifying a specific file. An example of a index.html file might contain the following code:
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<html>
<head>
<title>My Website</title>
</head>
<body>
<h1>Welcome To My Website!</h1>
</body>
</html>
typescript simple function example
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function addNumbers(a: number, b: number): number {
return a + b;
}
let sum: number = addNumbers(2, 4);
console.log(sum); // 6
The above example is a simple function written in TypeScript that takes two numbers as parameters and returns their sum.
explain react hooks with examples
React Hooks are functions that allow React functional components to have access to state and lifecycle features. They are available starting with React version 16.8.
Example:
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import React, { useState } from 'react';
const ExampleComponent = () => {
const [count, setCount] = useState(0);
return (
<div>
<p>You clicked {count} times</p>
<button onClick={() => setCount(count + 1)}>
Click me
</button>
</div>
);
}
In the above example, the useState() hook is used to provide access to state within the functional component, and let the React app keep track of the count, which is increased each time the button is clicked.
For more information about React Hooks, please see the official documentation: https://reactjs.org/docs/hooks-intro.html
an example for higher order function in javascript
In JavaScript, a higher-order function is a function that can take another function as an argument, or that returns a function as a result.
For example, the map method in JavaScript is a higher-order function. It takes a function as an argument to be called on each element of a given array and returns a new array with the desired results.
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const nums = [1,2,3,4,5];
// multiply each element in array by 2
const doubled = nums.map(num => num * 2);
// doubled is now [2,4,6,8,10]
what is immutable data in functional programming with example
In functional programming, an immutable data structure is a data structure that cannot be modified after it has been created. A common example of an immutable data structure is a tuple in JavaScript. For example:
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let myTuple = [1, 2, 3]; // Tuple with three elements
Any modification to the tuple, such as adding or removing elements, will result in a new tuple being created.
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let modifiedTuple = myTuple.push(4); // The result is a new tuple [1,2,3,4]
what is void in java
In Java, the void keyword is a reserved type used mainly to specify that a method does not return any data type. It can also be used as a non-access modifier of a constructor or method, or of a class in a class declaration. An example of its use in a method declaration is shown below:
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public void sayHello() {
System.out.println("Hello!");
}
Complete the function solveMeFirst to compute the sum of two integers. Example a=7 b=3 Return . 10
Javascript
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function solveMeFirst(a,b) {
return a+b;
}
adding link to button
You can add a link to a button in HTML with the anchor tag:
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<a href="www.example.com"><button>Example</button></a>
how do i add class to an element in CSS?
In CSS, you can add a class to an element using the class attribute. The class you wish to assign should be added to the class attribute, with multiple classes separated by spaces. See the example below:
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<div id="example" class="style1 style2">
Some content
</div>
You can also assign a class to an element using the class selector in your CSS file. The corresponding class name should be added after the selector, preceded by a ., like the example below:
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.style1 {
font-weight: bold;
color: blue;
}
how to show word length in java script
To show the word length in JavaScript, you can use the .length property. For example:
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let word = "Shecodes"
let wordLength = word.length;
console.log(wordLength);
This code would output 8, as that is the length of the word.
example for declarative programming in javascript
Declarative programming is a programming style that expresses the logic of a computation without describing its control flow. In JavaScript, a declarative example could be written as follows:
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const add = (x, y) => x + y;
let result = add(2, 3);
console.log(result); // 5
Can you show me an example of component structure of an app in react?
An example of a React App component structure could look like this:
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class App extends React.Component {
render() {
return (
<React.Fragment>
<Header />
<Main />
<Footer />
</React.Fragment>
)
}
}
class Header extends React.Component {
...
}
class Main extends React.Component {
...
}
class Footer extends React.Component {
...
}
can you put a header class inside a div class
Yes, you can add a <header> element to a <div> element like the following example:
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<div class="exampleDiv">
<header class="exampleHeader">
<h2>Example Header</h2>
<p>Example content</p>
</header>
</div>
How to use reduce in JS?
The reduce() method in JavaScript is used to reduce the array to a single value and executes a provided function for each value of the array (from left-to-right). The return value of the function is stored in an accumulator (result/total).
Syntax:
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arr.reduce(callback[, initialValue])
Parameters:
callback - Function to execute on each value in the array.initialValue - Optional. Value to use as the first argument to the first call of the callback.Example:
Using reduce() to sum up the values in an array:
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const array = [1, 2, 3, 4];
const total = array.reduce((accumulator, currentValue) => accumulator + currentValue);
console.log(total); // 10
In the above example callback is the function to execute on each value in the array (accumulator + currentValue) and initialValue is not set so it defaults to 0.
show me some code
Below is a simple example of a "Hello World" program written in JavaScript:
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console.log('Hello World!');
For more examples and tutorials, check out w3schools.com.
If you have any other questions, you can easily reach out to us here
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SheCodes Athena will help you with technical questions about your code using artificial intelligence to find the answer. Imagine a super powerful human who has memorized everything on the internet and can access that knowledge in a matter of seconds. ๐คฏ
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Just remember we're still in testing mode so the AI may return strange or incorrect replies. Feel free to message us if this happens!
SheCodes Athena can only reply to coding-related technical questions. The same type of questions you would ask in the channels on Slack.
For questions that are not coding-related, write us here ๐
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Here are some examples:
- Prettier isn't working on my VS Code. How do I fix this?
- How do I make bullet points with different colors using the list element?
- My code in Codesandbox is having some issues. Can you please tell me what the issue is? [Include the link to your Codesandbox]
For now, SheCodes Athena is limited to 5 questions per day for each student.
In that case, you can either ask SheCodes Athena a follow-up question, or you can post on the designated weekly channel on Slack!
Our technical assistants are still available on Slack and are always happy to help! ๐๐ช
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Not likely. AI can automate tasks and make developers' jobs more efficient but it can't fully replace the human ability to deal with complex software. And AI will still require human developers to supervise and improve it further.
So developers may see their tasks change but they won't be replaced by AI. ๐ฉโ๐ป๐ค๐ป