Improve your JavaScript code with the right form of conditional logic for each code block. Learn about early returns versus nested if statements.

Learn all about linear data structures in JavaScript. Explore time complexities of operations on arrays, sets, maps, stacks, queues, and linked lists.

Learn how to solve the Simple Text Editor problem from the HackerRank challenges with JavaScript.

Learn how to solve the Queue using Two Stacks problem from the HackerRank challenges with JavaScript.

Learn how to solve the Caesar's Cipher problem from the HackerRank challenges with JavaScript.

Learn how to solve the balanced brackets problem from the HackerRank challenges by using a hash map and a stack with JavaScript.

Learn how to solve the recursive digit sum problem from the HackerRank challenges by using JavaScript arrays.

Learn how to solve the diagonal difference problem from the HackerRank challenges by using JavaScript arrays.

Learn how to solve the making anagrams problem from the HackerRank challenges by using JavaScript strings, loops, objects, and counters.

Learn how to solve the making anagrams problem from the HackerRank challenges by using JavaScript.