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[ { "content": "Write a recursive function in JS to traverse a multi-dimensional array and return the sum of all the elements in the array. However, the function should exclude any negative numbers from the sum.\n\nlet arr = [\n [1, 2, 3],\n [4, [-5, 6], [7, 8]],\n [9, [-10, [11, -12]]]\n];\n\nThe function sho...	[ { "content": "Write a recursive function in JS to traverse a multi-dimensional array and return the sum of all the elements in the array. However, the function should exclude any negative numbers from the sum.\n\nlet arr = [\n [1, 2, 3],\n [4, [-5, 6], [7, 8]],\n [9, [-10, [11, -12]]]\n];\n\nThe function sho...	6	6
[ { "content": "Write a JavaScript program to display the Fibonacci sequence up to a given number n in the console.\n\nRequirements:\n- The program should take an input n from the user and display the Fibonacci sequence up to the nth number.\n- The program should handle invalid inputs gracefully and display an ap...	[ { "content": "Write a JavaScript program to display the Fibonacci sequence up to a given number n in the console.\n\nRequirements:\n- The program should take an input n from the user and display the Fibonacci sequence up to the nth number.\n- The program should handle invalid inputs gracefully and display an ap...	7	7
[ { "content": "Write a JS code to detect peaks for an array of numbers. A peak is defined as an element that is greater than its adjacent elements. Modify the code to return an array of all the peak elements in the input array. Additionally, the code should now handle multiple peak elements that are adjacent to ...	[ { "content": "Write a JS code to detect peaks for an array of numbers. A peak is defined as an element that is greater than its adjacent elements. Modify the code to return an array of all the peak elements in the input array. Additionally, the code should now handle multiple peak elements that are adjacent to ...	9	9
[ { "content": "Write a JavaScript function that takes in an array of numbers and returns two arrays: one containing all the prime numbers and one containing all the composite numbers.\n\n# Constraints:\n\n- The input array can have a maximum length of 10^6.\n- The input array will only contain positive integers....	[ { "content": "Write a JavaScript function that takes in an array of numbers and returns two arrays: one containing all the prime numbers and one containing all the composite numbers.\n\n# Constraints:\n\n- The input array can have a maximum length of 10^6.\n- The input array will only contain positive integers....	8	8
[ { "content": "Create a JavaScript object to represent a library, with the following additional requirements:\n- The object should include a method to calculate the total value of all the books in the library, based on their individual prices and quantities.\n- The object should include a method to calculate the...	[ { "content": "Create a JavaScript object to represent a library, with the following additional requirements:\n- The object should include a method to calculate the total value of all the books in the library, based on their individual prices and quantities.\n- The object should include a method to calculate the...	9	9
[ { "content": "Please write a JavaScript function to split an array into two equal parts, but the second part should be sorted in descending order. The function should have a time complexity of O(n log n) and a space complexity of O(n), where n is the length of the array.\n\nExample:\nInput: [5,6,7,8,9]\nOutput:...	[ { "content": "Please write a JavaScript function to split an array into two equal parts, but the second part should be sorted in descending order. The function should have a time complexity of O(n log n) and a space complexity of O(n), where n is the length of the array.\n\nExample:\nInput: [5,6,7,8,9]\nOutput:...	9	9
[ { "content": "Write a JavaScript program to count the occurrences of each element in an array and return the elements in descending order based on their occurrence count. If there are elements with the same occurrence count, sort them alphabetically. The program should have a time complexity of O(n log n).", ...	[ { "content": "Write a JavaScript program to count the occurrences of each element in an array and return the elements in descending order based on their occurrence count. If there are elements with the same occurrence count, sort them alphabetically. The program should have a time complexity of O(n log n).", ...	7	7
[ { "content": "Rewrite the code to export a JavaScript variable as a global variable, while also implementing a check to ensure that the variable is not overwritten if it already exists in the global scope. Additionally, modify the code to handle scenarios where the variable name is passed as a string, as a refe...	[ { "content": "Rewrite the code to export a JavaScript variable as a global variable, while also implementing a check to ensure that the variable is not overwritten if it already exists in the global scope. Additionally, modify the code to handle scenarios where the variable name is passed as a string, as a refe...	7	1
[ { "content": "Generate a random UUID using Node.js. Additionally, ensure that the generated UUID is always in the format of xxxxxxxx-xxxx-4xxx-yxxx-xxxxxxxxxxxx, where x is any hexadecimal digit and y is either 8, 9, A, B, C, D, E, or F. Furthermore, the generated UUID must be unique and cannot be generated aga...	[ { "content": "Generate a random UUID using Node.js. Additionally, ensure that the generated UUID is always in the format of xxxxxxxx-xxxx-4xxx-yxxx-xxxxxxxxxxxx, where x is any hexadecimal digit and y is either 8, 9, A, B, C, D, E, or F. Furthermore, the generated UUID must be unique and cannot be generated aga...	9	2
[ { "content": "Write a JavaScript code that calculates the factorial of a given number using recursion and returns the result.\n\nInput: 10\n\nNote: The input number will be a positive integer.\n\nExpected output: 3628800", "role": "user" }, { "content": "Here is a JavaScript code that calculates the...	[ { "content": "Write a JavaScript code that calculates the factorial of a given number using recursion and returns the result.\n\nInput: 10\n\nNote: The input number will be a positive integer.\n\nExpected output: 3628800", "role": "user" }, { "content": "Here is a JavaScript code that calculates the...	7	7
[ { "content": "Write a JavaScript program to make an AJAX request to a specific API endpoint that returns a large dataset, parse the response efficiently, and display specific data from the response in a modal pop-up window. Additionally, handle any potential errors that may occur during the AJAX request, and op...	[ { "content": "Write a JavaScript program to make an AJAX request to a specific API endpoint that returns a large dataset, parse the response efficiently, and display specific data from the response in a modal pop-up window. Additionally, handle any potential errors that may occur during the AJAX request, and op...	7	7
[ { "content": "Rewrite the following JavaScript code to add validation to an input field. The validation should ensure that the user's name is at least 5 characters long and does not contain any special characters or numbers. Additionally, the validation should also check if the name is a palindrome (i.e. it rea...	[ { "content": "Rewrite the following JavaScript code to add validation to an input field. The validation should ensure that the user's name is at least 5 characters long and does not contain any special characters or numbers. Additionally, the validation should also check if the name is a palindrome (i.e. it rea...	7	7
[ { "content": "Please rewrite the given function in JavaScript with the following additional requirements:\n\n1. If both 'a' and 'b' are integers, return the result of dividing 'a' by 'b' as an integer. The time complexity should be O(1) and the space complexity should be O(1).\n2. If both 'a' and 'b' are floati...	[ { "content": "Please rewrite the given function in JavaScript with the following additional requirements:\n\n1. If both 'a' and 'b' are integers, return the result of dividing 'a' by 'b' as an integer. The time complexity should be O(1) and the space complexity should be O(1).\n2. If both 'a' and 'b' are floati...	6	6
[ { "content": "Using the given array, write a Javascript program to sort the elements in descending order, without using any built-in sorting methods such as sort() or reverse(). Additionally, ensure that the program has a time complexity of O(n log n) or less. The program should also remove any duplicate elemen...	[ { "content": "Using the given array, write a Javascript program to sort the elements in descending order, without using any built-in sorting methods such as sort() or reverse(). Additionally, ensure that the program has a time complexity of O(n log n) or less. The program should also remove any duplicate elemen...	8	8
[ { "content": "Define a function in JavaScript that takes an array of numbers as an argument and returns the smallest one.\n\nAdditional requirements:\n1. The function should handle arrays of any length, including empty arrays.\n2. If the array contains any non-numeric elements, the function should ignore them a...	[ { "content": "Define a function in JavaScript that takes an array of numbers as an argument and returns the smallest one.\n\nAdditional requirements:\n1. The function should handle arrays of any length, including empty arrays.\n2. If the array contains any non-numeric elements, the function should ignore them a...	7	7
[ { "content": "Write a JavaScript function that takes a string argument and returns a count of all the times the letter 'a' appears in the string. Additionally, the function should also count the number of times the letter 'A' appears in the string, treating it as a different character than 'a'. The function sho...	[ { "content": "Write a JavaScript function that takes a string argument and returns a count of all the times the letter 'a' appears in the string. Additionally, the function should also count the number of times the letter 'A' appears in the string, treating it as a different character than 'a'. The function sho...	7	7
[ { "content": "Write JavaScript code to output a pattern of stars in the shape of an isosceles right triangle. The code should allow the user to input the number of rows and columns for the triangle pattern, with the minimum input being 5. Additionally, the code should validate that the input is a positive odd i...	[ { "content": "Write JavaScript code to output a pattern of stars in the shape of an isosceles right triangle. The code should allow the user to input the number of rows and columns for the triangle pattern, with the minimum input being 5. Additionally, the code should validate that the input is a positive odd i...	9	9
[ { "content": "Construct an object in JavaScript to model a car with make, model, year, color, price, and mileage as attributes. Implement a method to calculate the average fuel consumption of the car based on the mileage, fuel tank capacity, and fuel type (gasoline, diesel, hybrid, electric, etc.). Additionally...	[ { "content": "Construct an object in JavaScript to model a car with make, model, year, color, price, and mileage as attributes. Implement a method to calculate the average fuel consumption of the car based on the mileage, fuel tank capacity, and fuel type (gasoline, diesel, hybrid, electric, etc.). Additionally...	6	3
[ { "content": "Please write a function in JavaScript that takes in a list of mixed data types (strings, numbers, booleans, etc.) and returns a new list containing only the numbers. The function should maintain the original order of the elements in the list and have a time complexity of O(n) and a space complexit...	[ { "content": "Please write a function in JavaScript that takes in a list of mixed data types (strings, numbers, booleans, etc.) and returns a new list containing only the numbers. The function should maintain the original order of the elements in the list and have a time complexity of O(n) and a space complexit...	9	9
[ { "content": "Using JavaScript, write an algorithm to print the sum of all the prime numbers up to a given number n, where n is a positive integer less than or equal to 10,000. Your algorithm should have a time complexity of O(n log log n) and a space complexity of O(n).\n\nFurthermore, your algorithm should no...	[ { "content": "Using JavaScript, write an algorithm to print the sum of all the prime numbers up to a given number n, where n is a positive integer less than or equal to 10,000. Your algorithm should have a time complexity of O(n log log n) and a space complexity of O(n).\n\nFurthermore, your algorithm should no...	7	1
[ { "content": "Create a JavaScript program that prompts the user to enter their full name, then checks if the name meets the following criteria: it must contain at least 5 words, each word must start with an uppercase letter, and there should be no numbers or special characters present. If the name does not meet...	[ { "content": "Create a JavaScript program that prompts the user to enter their full name, then checks if the name meets the following criteria: it must contain at least 5 words, each word must start with an uppercase letter, and there should be no numbers or special characters present. If the name does not meet...	9	2
[ { "content": "Given a list of numbers and strings, create a function in JavaScript to return the sum of all its elements. However, the input list may contain negative numbers, decimals, and special characters. You must account for these scenarios and handle them appropriately in your solution. Additionally, the...	[ { "content": "Given a list of numbers and strings, create a function in JavaScript to return the sum of all its elements. However, the input list may contain negative numbers, decimals, and special characters. You must account for these scenarios and handle them appropriately in your solution. Additionally, the...	7	7
[ { "content": "Create a JavaScript function that takes in an array of numbers and returns a new array where each number is rounded up to the nearest whole number. The function should not use any built-in JavaScript rounding functions and should implement the rounding logic manually.\n\nIn addition, implement the...	[ { "content": "Create a JavaScript function that takes in an array of numbers and returns a new array where each number is rounded up to the nearest whole number. The function should not use any built-in JavaScript rounding functions and should implement the rounding logic manually.\n\nIn addition, implement the...	6	1
[ { "content": "Create a function in JavaScript to remove all occurrences of a specified value from an array. The function should have a time complexity of O(n) and should not use any built-in array methods or additional data structures. The input array can contain any type of elements, including nested arrays an...	[ { "content": "Create a function in JavaScript to remove all occurrences of a specified value from an array. The function should have a time complexity of O(n) and should not use any built-in array methods or additional data structures. The input array can contain any type of elements, including nested arrays an...	6	1
[ { "content": "Create a JavaScript object to store information about an employee and include a method to calculate their monthly salary based on their hourly rate and number of hours worked. Additionally, include a method to calculate their annual salary, taking into account any bonuses or commissions they may h...	[ { "content": "Create a JavaScript object to store information about an employee and include a method to calculate their monthly salary based on their hourly rate and number of hours worked. Additionally, include a method to calculate their annual salary, taking into account any bonuses or commissions they may h...	6	6
[ { "content": "Create a jQuery script to make all elements with a class name 'member' togglable. Additionally, the script should allow toggling the visibility of each 'member' element on click, and also keep track of the state of each 'member' element (i.e., whether it is currently visible or hidden). Implement ...	[ { "content": "Create a jQuery script to make all elements with a class name 'member' togglable. Additionally, the script should allow toggling the visibility of each 'member' element on click, and also keep track of the state of each 'member' element (i.e., whether it is currently visible or hidden). Implement ...	6	1
[ { "content": "Find the sum of all numbers that are divisible by 3 in the following array of objects in JavaScript. However, you must use the reduce() method to calculate the sum instead of using a loop. Additionally, you should only include numbers that are greater than 10 and less than 100 in the calculation."...	[ { "content": "Find the sum of all numbers that are divisible by 3 in the following array of objects in JavaScript. However, you must use the reduce() method to calculate the sum instead of using a loop. Additionally, you should only include numbers that are greater than 10 and less than 100 in the calculation."...	6	6
[ { "content": "Create an HTML form with five input fields, each with a unique validation requirement:\n1. A textbox that only allows alphanumeric characters, must be at least 8 characters long, should not contain any consecutive repeating characters, and cannot start or end with a number.\n2. A dropdown menu wit...	[ { "content": "Create an HTML form with five input fields, each with a unique validation requirement:\n1. A textbox that only allows alphanumeric characters, must be at least 8 characters long, should not contain any consecutive repeating characters, and cannot start or end with a number.\n2. A dropdown menu wit...	7	2
[ { "content": "Write a JavaScript function to convert an object into a list of keys and values. However, if the object contains nested objects or arrays, include those nested keys and values as well. If a nested value is an object or array, represent it as a string in the format \"<type>:<value>\". Additionally,...	[ { "content": "Write a JavaScript function to convert an object into a list of keys and values. However, if the object contains nested objects or arrays, include those nested keys and values as well. If a nested value is an object or array, represent it as a string in the format \"<type>:<value>\". Additionally,...	7	7
[ { "content": "Write a JavaScript code that creates a new array populated with the elements that exist in both of the given arrays, while also removing any duplicates. Additionally, the code should sort the elements in the new array in descending order. \n\nReference erroneous code:\n\n```\nfunction findCommonEl...	[ { "content": "Write a JavaScript code that creates a new array populated with the elements that exist in both of the given arrays, while also removing any duplicates. Additionally, the code should sort the elements in the new array in descending order. \n\nReference erroneous code:\n\n```\nfunction findCommonEl...	7	1
[ { "content": "Define a variable in JavaScript to store a user's email address. Additionally, validate the email address to ensure it is in the correct format before storing it. Implement the validation to check for the following conditions:\n1. The email address should contain an '@' symbol.\n2. The domain name...	[ { "content": "Define a variable in JavaScript to store a user's email address. Additionally, validate the email address to ensure it is in the correct format before storing it. Implement the validation to check for the following conditions:\n1. The email address should contain an '@' symbol.\n2. The domain name...	8	4
[ { "content": "Write a function in JavaScript that takes in two parameters: a string and a substring. The function should return a boolean value indicating whether or not the given string ends with the specified substring. The function should be case-sensitive and should also consider whitespace characters at th...	[ { "content": "Write a function in JavaScript that takes in two parameters: a string and a substring. The function should return a boolean value indicating whether or not the given string ends with the specified substring. The function should be case-sensitive and should also consider whitespace characters at th...	8	8
[ { "content": "Write a JavaScript function to greet a user, given the user's name. However, the function should also check if the user's name is empty or only consists of whitespace characters. If so, the function should throw an error with a custom error message stating that the name is invalid.\n\nAdditionally...	[ { "content": "Write a JavaScript function to greet a user, given the user's name. However, the function should also check if the user's name is empty or only consists of whitespace characters. If so, the function should throw an error with a custom error message stating that the name is invalid.\n\nAdditionally...	6	6
[ { "content": "Create a JavaScript program that reverses a given string without using the built-in reverse() method or any other string manipulation functions. The program should have a time complexity of O(n) and a space complexity of O(1).\n\nExample:\nInput: \"Hello\"\nOutput: \"olleH\"\n\nErroneous code: \n\...	[ { "content": "Create a JavaScript program that reverses a given string without using the built-in reverse() method or any other string manipulation functions. The program should have a time complexity of O(n) and a space complexity of O(1).\n\nExample:\nInput: \"Hello\"\nOutput: \"olleH\"\n\nErroneous code: \n\...	6	6
[ { "content": "Write a script in JavaScript to print the first 50 prime Fibonacci numbers, where each prime Fibonacci number is greater than 100. Additionally, each prime Fibonacci number should also be a palindrome.", "role": "user" }, { "content": "Here's a script in JavaScript that prints the firs...	[ { "content": "Write a script in JavaScript to print the first 50 prime Fibonacci numbers, where each prime Fibonacci number is greater than 100. Additionally, each prime Fibonacci number should also be a palindrome.", "role": "user" }, { "content": "Here's a script in JavaScript that prints the firs...	9	9
[ { "content": "Write a MongoDB query to find all documents in a collection whose field \"date\" is greater than or equal to today's date, whose field \"status\" is set to \"active\", and whose field \"category\" is set to either \"A\" or \"B\".", "role": "user" }, { "content": "To find all documents ...	[ { "content": "Write a MongoDB query to find all documents in a collection whose field \"date\" is greater than or equal to today's date, whose field \"status\" is set to \"active\", and whose field \"category\" is set to either \"A\" or \"B\".", "role": "user" }, { "content": "To find all documents ...	9	9
[ { "content": "List all properties of a JavaScript object called ``person`` recursively. The object may have nested objects as properties, and all properties, including nested properties, should be listed. The solution should not use any built-in JavaScript functions such as `Object.keys()` or `Object.getOwnProp...	[ { "content": "List all properties of a JavaScript object called ``person`` recursively. The object may have nested objects as properties, and all properties, including nested properties, should be listed. The solution should not use any built-in JavaScript functions such as `Object.keys()` or `Object.getOwnProp...	7	7
[ { "content": "Write a MongoDB query to find the top 5 roles with the highest number of users assigned, where each role must have both Permission 2 and Permission 3. The result should include the role name, the number of users assigned to each role, and the total number of users assigned to all roles.\n\nTo incr...	[ { "content": "Write a MongoDB query to find the top 5 roles with the highest number of users assigned, where each role must have both Permission 2 and Permission 3. The result should include the role name, the number of users assigned to each role, and the total number of users assigned to all roles.\n\nTo incr...	8	8
[ { "content": "Create a complete JavaScript code that uses the fetch() API to make a POST request to a specified URL (e.g., https://api.example.com/endpoint) with the following payload:\n```\n{\n \"username\": \"john\",\n \"password\": \"secret\"\n}\n```\nThe code should handle the following scenarios:\n1. Net...	[ { "content": "Create a complete JavaScript code that uses the fetch() API to make a POST request to a specified URL (e.g., https://api.example.com/endpoint) with the following payload:\n```\n{\n \"username\": \"john\",\n \"password\": \"secret\"\n}\n```\nThe code should handle the following scenarios:\n1. Net...	7	7
[ { "content": "Create a Date object containing the current date and time in the local time zone, add 2 hours and 30 minutes to it, and then convert it to a string in the format \"YYYY-MM-DDTHH:MM:SSZ\". Additionally, handle any potential errors that may occur during the conversion process.", "role": "user" ...	[ { "content": "Create a Date object containing the current date and time in the local time zone, add 2 hours and 30 minutes to it, and then convert it to a string in the format \"YYYY-MM-DDTHH:MM:SSZ\". Additionally, handle any potential errors that may occur during the conversion process.", "role": "user" ...	7	2