[output] | function myFunction(arr) { arr.reverse(); return arr; } [instruction] | Edit a JavaScript function to perform an action based on another action in the code. [input] | function myFunction(arr) { return arr.reverse(); }
[output] | import React from 'react'; class Welcome extends React.Component { render() { return <h2>Welcome!</h2> } } export default Welcome; [instruction] | Create a React class component that renders a h2 tag with the text "Welcome!". [input] |
[output] | for (let i = 1; i <= 10; i++) { console.log(i); } [instruction] | Create a for-loop in JavaScript that iterates through numbers from 1 to 10 and prints out the current number. [input] |
[output] | import { Injectable } from '@angular/core'; import { DatePipe } from '@angular/common'; @Injectable({ providedIn: 'root' }) export class DateService { constructor(private datePipe: DatePipe) { } getCurrentDate(): string { return this.datePipe.transform(new Date(), 'yyyy-MM-dd'); [instruction] | Using Angular, create a service to get the current date. [input] |
[output] | let person = { name: "John Doe" }; [instruction] | Create a JavaScript object with a property "name" and a value of your choice. [input] |
[output] | def to_roman(n) Roman_mapping = { 1000 => "M", 900 => "CM", 500 => "D", 400 => "CD", 100 => "C", 90 => "XC", 50 => "L", 40 => "XL", 10 => "X", 9 => "IX", 5 => "V", 4 => "IV", 1 => "I" } result = "" Roman_mapping.each do |number, letter| [instruction] | Using Ruby, Create a method that converts a number to its equivalent in Roman numerals. [input] |
[output] | <form> <input type="text" name="name" placeholder="Enter your name"> <input type="submit" value="Submit"> </form> [instruction] | Using HTML, create a form with a textbox and a submit button. [input] |
[output] | from django.shortcuts import render def view(request): return render(request, 'template.html') [instruction] | Using Django, create a view to render a template. [input] |
[output] | For <variable> = <startValue> to <endValue> ' Insert code here Next <variable> [instruction] | How do you write a for loop in Visual Basic? [input] |
[output] | print("Hello, World!") [instruction] | Write a line of code that prints the text "Hello, World!" [input] |
[output] | def find_elements(list, number): result = [] for i in range(len(list)): for j in range(i + 1, len(list)): if list[i] + list[j] == number: result.append([list[i], list[j]]) return result # Driver code list = [5, 7, 9, 4] n = 18 print(find [instruction] | Create a function in Python to find all elements of a given list whose sum is equal to a given number. [input] | list = [5, 7, 9, 4] number = 18
[output] | SELECT * FROM employees WHERE salary > 55000; [instruction] | Write a line of MySQL query that selects all rows from a table called 'employees' where the salary is greater than 55000. [input] |
[output] | date = datetime.strptime('01/01/2019', '%d/%m/%Y') [instruction] | Write a single line of code to convert a string to a date in Python. [input] |
[output] | mystring = "This is a sample string" wordList = mystring.split() [instruction] | Write a code to split a string into words and store them into a list. [input] | mystring = "This is a sample string"
[output] | $myArray = array('apple','melon','banana'); array_push($myArray, 'orange'); print_r($myArray); [instruction] | In PHP, append a new element to an array. [input] | myArray = ['apple','melon','banana']
[output] | for (int i = 1; i <= 10; i++) { Console.Write(i + " "); } Console.WriteLine(); [instruction] | In C#, write a code snippet to print all numbers between 1 and 10 (inclusive). [input] |
[output] | class Car(): def __init__(self): self.make = "" self.model = "" self.year = 0 self.color = "" car = Car() [instruction] | Write a code snippet to create an object of type Car in Python. [input] |
[output] | function isPrime(number) { for (i=2; i <= Math.sqrt(number); i++) { if (number % i == 0) { return false; } } return true; } let number = 29 console.log(isPrime(number)) [instruction] | Write a code to find out if a given number is prime in JavaScript. [input] | number = 29
[output] | CREATE DATABASE sample_db; [instruction] | Create a database in MySQL with the name "sample db". [input] |
[output] | DateTime now = DateTime.Now; Console.WriteLine(now.ToString("dd-MM-yyyy")); [instruction] | Write a code in C# to fetch the current date. [input] |
[output] | def compact_list(lst): # Define a new list to hold the compacted elements new_list = [] current = None # Iterate through lst for item in lst: if item != current: current = item new_list.append(current) # Return the new list return new_ [instruction] | Create a Python script to compact a given list of elements. [input] | my_list = [1,1,2,3,3,3,4,4,4,4,5]
[output] | The code works, however the variable `largest` is not properly initialized. Instead of setting it to 0, it should be set to the first element in the list - `number_list[0]`. This will improve the efficiency of the code, as it will not have to perform unnecessary comparisons. [instruction] | Identify any inefficient coding practices used in the following snippet. [input] | def find_largest(number_list): #Define variable for holding the biggest number largest = 0 for num in number_list: if num > largest: largest = num return largest
[output] | def find_highest(lst): current_max = lst[0] # Iterate through list for item in lst: if item > current_max: current_max = item # Return the max value return current_max # Call the function with the given list my_list = [1,2,3,4,5] print(find_highest(my_list)) [instruction] | Complete the following snippet with proper code that will return the highest value in a given list. [input] | my_list = [1,2,3,4,5]
[output] | class NumbersList: def __init__(self, numbers_list): self.numbers_list = numbers_list def get_list(self): return self.numbers_list def set_list(self, numbers_list): self.numbers_list = numbers_list [instruction] | Create a class in Python that will allow us to initialize and store a given list of numbers. [input] |
[output] | arr = [2, 3, 5, 7, 25, 30] largest_element = max(arr) index = arr.index(largest_element) print(index) # Output: 4 [instruction] | Find the index of the largest element in the array [2, 3, 5, 7, 25, 30]. [input] |
[output] | my_json = { 'name': 'John', 'age': 20 } [instruction] | Create a JSON object that has keys "name" and "age" and assign the values "John" and 20 respectively. [input] |
[output] | def mean(arr): sum = 0 for num in arr: sum += num mean = sum/len(arr) print(mean) mean(arr) # Output: 10.0 [instruction] | Write a Python function that takes in an argument 'arr' which is an array of integers and prints the arithmetic mean of the array. [input] | arr = [2, 8, 10, 22, 4]
[output] | let doubledAges = ages.map(age => age * 2); [instruction] | Write a JavaScript code snippet to create a new array from an existing array where each element is doubled. [input] | ages = [10, 20, 30, 40]
[output] | my_list = [3, 5, 2, 3, 1, 5, 3, 3, 2] max_freq = 0 max_num = 0 # Use a dictionary to store the frequence of each number dict = { i : my_list.count(i) for i in my_list } for num, freq in dict.items(): if freq > max_freq: max_freq = freq max_num = num print(max_num) # Output: 3 [instruction] | Find the most frequent integer in the list: [3, 5, 2, 3, 1, 5, 3, 3, 2]. [input] |
[output] | #include<iostream> using namespace std; // Function to swap the first and last elements of an array void swapFnL(int arr[], int size) { int temp; temp = arr[0]; arr[0] = arr[size-1]; arr[size-1] = temp; } int main() { int arr[] = {10, 20, 30, 40}; int size = sizeof(arr)/ [instruction] | Write a function in C++ which takes in an array and its size and swaps the first and last elements of the array. [input] | alist = [10, 20, 30, 40]