[JavaScript] - How to Fix AxiosError Message: 'Request | SheCodes

[JavaScript] - How to Fix AxiosError Message: 'Request Failed with Status Code 429'

Learn how to fix an AxiosError message 'Request failed with status code 429'. Find out how to slow down the rate of your requests or reduce the number of requests.

πŸ‘©β€πŸ’» Technical question

How do I fix an AxiosError message: 'Request failed with status code 429'?

πŸ€– SheCodes Athena says:

Answered in 5.03 seconds

This AxiosError message means that the server you are trying to access is blocking your request due to too many requests being sent to it. This is known as a "429 Too Many Requests" error. In order to fix this, you may need to slow down the rate at which you are sending requests, or make fewer requests overall.

To slow down your requests, you can use setTimeout() function, which will introduce a delay between each request. For example, if you are using a loop to make multiple API calls, you could add setTimeout() to the loop to introduce a delay between each request. In the following example, we introduce a delay of 1 second between each request:

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const apiUrl = 'https://example.com/api'; const data = [{...}, {...}, {...}]; // data to be sent with the request data.forEach((item, index) => { setTimeout(() => { axios.post(apiUrl, item) .then(response => { console.log('Request succeeded:', response.data); }) .catch(error => { console.log('Request failed:', error); }); }, index * 1000); // delay the request by 1000 milliseconds for each index of the array });

Alternatively, you can try to reduce the number of requests you are making overall. You can do this by batching requests together, or by only making requests when necessary.

Here's an example of batching requests using axios-all package. This package enables you to send multiple requests in parallel, but limits the number of requests at once:

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import axios from 'axios'; import axiosAll from 'axios-all'; const apiUrl = 'https://example.com/api'; const requests = [ axios.get(apiUrl + '/endpoint1'), axios.get(apiUrl + '/endpoint2'), axios.get(apiUrl + '/endpoint3'), axios.get(apiUrl + '/endpoint4') ]; axiosAll(requests, { maxContentLength: Infinity }) .then(axios.spread((...responses) => { // handle success responses here })) .catch(error => { console.log('Request failed:', error); });

In this example we're sending 4 requests in parallel with axios-all package, but only two will be executing at once.

Remember that there's a chance that introducing a delay might not work in all cases, especially if the server rate limit is hardcoded. In such cases, you'll need to contact the API provider for a higher rate limit or other possible solutions.

More coding questions about JavaScript

πŸ‘©β€πŸ’» Technical question

What is the logical AND operator in JavaScript?

πŸ€– SheCodes Athena says:

Answered in 2.49 seconds

The logical AND operator in JavaScript is represented by &&. It is used to combine two or more conditions and returns true only if all conditions are true.

Here’s a simple example:

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let a = true; let b = false; console.log(a && b); // Output: false

In this example, a is true, and b is false. The expression a && b evaluates to false because both conditions need to be true for the result to be true.

You can learn more about it in the MDN web docs.

πŸ‘©β€πŸ’» Technical question

Asked 14 days ago in JavaScript by Strawberry

What does parse float mean in JavaScript

πŸ€– SheCodes Athena says:

Answered in 2.73 seconds

parseFloat is a built-in JavaScript function that converts a string into a floating-point number (a number that can have decimals). It's useful when you want to take a string that represents a number and turn it into a format that you can perform calculations with.

Here's how it works:

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let stringNumber = "3.14"; let floatNumber = parseFloat(stringNumber); console.log(floatNumber); // Outputs: 3.14 console.log(typeof floatNumber); // Outputs: "number"

In this example, parseFloat takes the string "3.14" and converts it to the number 3.14. If the string doesn't start with a number, it will return NaN (which means "Not-a-Number").

For more information, you can check the MDN documentation on parseFloat.

πŸ‘©β€πŸ’» Technical question

what are break statements in javascript

πŸ€– SheCodes Athena says:

Answered in 3.23 seconds

In JavaScript, a break statement is used to stop the execution of a loop or switch statement. When the break statement is reached, the program will exit the loop or switch and continue with the next line of code after it.

Here’s a simple example with a loop:

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for (let i = 0; i < 10; i++) { if (i === 5) { break; // Exit the loop when i is 5 } console.log(i); }

In this example, the loop prints numbers from 0 to 4. When i becomes 5, the break statement is executed, and the loop ends.

You can learn more about break statements in JavaScript on MDN Web Docs.

πŸ‘©β€πŸ’» Technical question

what does .push mean ?

πŸ€– SheCodes Athena says:

Answered in 3.56 seconds

In JavaScript, .push is a method used to add one or more elements to the end of an array. It modifies the original array and returns the new length of the array.

Here's a simple example:

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let fruits = ['apple', 'banana']; fruits.push('orange'); // Adds 'orange' to the end of the array console.log(fruits); // Output: ['apple', 'banana', 'orange']

You can find more information about the .push method in the MDN documentation.

πŸ‘©β€πŸ’» Technical question

What does console.log mean in JavaScript?

πŸ€– SheCodes Athena says:

Answered in 2.95 seconds

console.log is a function in JavaScript that you can use to print messages or values to the console. This is helpful for debugging your code or checking the output of variables during development.

Here's a simple example:

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let greeting = "Hello, World!"; console.log(greeting);

In this example, when you run the code, it will display Hello, World! in the console. You can use console.log to display numbers, strings, and even objects or arrays.

For more details, you can check out the MDN Web Docs on console.log.

πŸ‘©β€πŸ’» Technical question

how to use trim in js

πŸ€– SheCodes Athena says:

Answered in 7.27 seconds

In JavaScript, the trim() method is used to remove whitespace from both ends of a string. This is useful when you want to clean up user input.

Here's how you can use it:

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let myString = " Hello, World! "; let trimmedString = myString.trim(); console.log(trimmedString); // "Hello, World!"

In this example, trim() removes the spaces before "Hello," and after "World!" and gives us a clean string.

You can find more information about string methods in JavaScript here.

πŸ‘©β€πŸ’» Technical question

What is const

πŸ€– SheCodes Athena says:

Answered in 2.25 seconds

const is a keyword in JavaScript that is used to declare a variable whose value cannot be changed (or reassigned) after it is defined. It stands for "constant". This means that once you set a value to a variable using const, you cannot change that value later in the code.

Here's a simple example:

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const pi = 3.14; console.log(pi); // Outputs: 3.14 // This line would cause an error because you cannot reassign a constant variable // pi = 3.14159; // Uncaught TypeError: Assignment to constant variable.

For more information, you can check the MDN Web Docs on const.

πŸ‘©β€πŸ’» Technical question

Math functions in js

πŸ€– SheCodes Athena says:

Answered in 4.78 seconds

In JavaScript, you can use built-in math functions to perform various mathematical operations. Here are some common ones:

  1. Math.abs() - Returns the absolute value of a number.

    javascript
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    console.log(Math.abs(-5)); // Output: 5
  2. Math.round() - Rounds a number to the nearest integer.

    javascript
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    console.log(Math.round(4.7)); // Output: 5
  3. Math.max() - Returns the largest of the numbers given as arguments.

    javascript
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    console.log(Math.max(1, 2, 3, 4)); // Output: 4
  4. Math.min() - Returns the smallest of the numbers given as arguments.

    javascript
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    console.log(Math.min(1, 2, 3, 4)); // Output: 1
  5. Math.sqrt() - Returns the square root of a number.

    javascript
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    console.log(Math.sqrt(16)); // Output: 4
  6. Math.random() - Returns a floating-point, pseudorandom number between 0 (inclusive) and 1 (exclusive).

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    console.log(Math.random()); // Output: A random number between 0 and 1

You can check the MDN Web Docs - Math for more information and additional math functions available in JavaScript.

πŸ‘©β€πŸ’» Technical question

what does setInterval(() mean?

πŸ€– SheCodes Athena says:

Answered in 3.36 seconds

setInterval() is a function in JavaScript that allows you to repeatedly execute a piece of code at a specified time interval. It takes two arguments: the first is a function to run, and the second is the time in milliseconds between each execution.

Here’s a simple example:

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let count = 0; const intervalId = setInterval(() => { count++; console.log(count); // This will log the number every second }, 1000); // Executes every 1000 milliseconds (1 second)

In this example, the number will increase by one every second and be logged to the console. To stop the interval, you can use clearInterval(intervalId); where intervalId is the identifier returned by setInterval().

For more information, you can refer to the MDN web docs on setInterval.

πŸ‘©β€πŸ’» Technical question

Explain how == and === are different in JavaScript.

πŸ€– SheCodes Athena says:

Answered in 3.11 seconds

In JavaScript, == and === are both comparison operators, but they work differently:

  • == is the equality operator. It checks if two values are equal, but it performs type conversion if the values are of different types. For example:
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console.log(5 == '5'); // true, because '5' is converted to a number
  • === is the strict equality operator. It checks if two values are equal and of the same type. No type conversion occurs. For example:
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console.log(5 === '5'); // false, because the types are different (number vs string)

In summary, use == when you want to check for equality regardless of type, and use === when you want to check for equality and ensure the types match. It is generally recommended to use === to avoid unexpected results due to type conversion.

πŸ‘©β€πŸ’» Technical question

what is Node.js

πŸ€– SheCodes Athena says:

Answered in 2.75 seconds

Node.js is an open-source, cross-platform runtime environment that allows you to run JavaScript code on the server side. This means you can build server applications using JavaScript, which is traditionally a client-side language.

Here's a simple example of a Node.js server:

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const http = require('http'); const server = http.createServer((req, res) => { res.statusCode = 200; res.setHeader('Content-Type', 'text/plain'); res.end('Hello, World!\n'); }); const PORT = 3000; server.listen(PORT, () => { console.log(`Server running at http://localhost:${PORT}/`); });

In this code, we create a basic web server that responds with "Hello, World!" when accessed. You can run this code using Node.js to see it in action. For more information, you can visit the Node.js website.

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const toggleInfo = (index, event) => { setVisibleLightIndexes((prev) => { if (prev.includes(index)) { return prev.filter((i) => i !== index); } else { return [...prev, index]; } }); const clickedElement = event.target.closest(".chauvetLights"); if (clickedElement) { clickedElement.classList.toggle("expanded"); } toggleBackgroundColor(event); }; TypeError: Cannot read properties of undefined (reading 'target') at k (home-OO3WpeNb.js:1:102576) at onClick (home-OO3WpeNb.js:1:104620) at Object.Em (index-h-qGlws7.js:38:9852) at km (index-h-qGlws7.js:38:10006) at Cm (index-h-qGlws7.js:38:10063) at Wa (index-h-qGlws7.js:38:31422) at fd (index-h-qGlws7.js:38:31839) at index-h-qGlws7.js:38:36751 at Vs (index-h-qGlws7.js:41:36768) at Df (index-h-qGlws7.js:38:8988)

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