Best Practices

Categories: Code Problem / Data Structures and Algorithms / Recursion (32) Code Problem / Data Structures and Algorithms / Binary Search (30) Code Problem / Data Structures and Algorithms / Linked Lists (26) Code Problem / Data Structures and Algorithms / Backtracking (26) Code Problem / Data Structures and Algorithms / Stacks and Queues (25) Code Problem / Data Structures and Algorithms / Hashing (24) Databases / SQL / Backup and Recovery (19) Code Problem / Data Structures and Algorithms / Arrays and Strings (19) Databases / SQL / Database Normalization (18) Code Problem / Data Structures and Algorithms / Time Complexity (17) Databases / SQL / Locking (16) Databases / SQL / Replication (15) Databases / SQL / SQL Queries (13) Code Problem / Data Structures and Algorithms / Graphs (13) Databases / SQL / Database Security (13)  More...

Recent solutions:

Check these solutions from our community:
Programming Languages / JavaScript DifficultyMedium JavaScript
Given an array of integers, this function returns the largest difference between any two elements in the array.
About this solution: The candidate's solution is correct and demonstrates a level of completeness. The approach is also correct.
Nov 27
Programming Languages / JavaScript DifficultyMedium JavaScript
Given an array of integers, this function will return the sum of the integers that are greater than or equal to 10.
About this solution: This solution is correct and solves the problem. The approach is simple and easy to understand.
Nov 26
Programming Languages / JavaScript DifficultyMedium JavaScript
Given a string, this program will reverse the order of the words.
About this solution: The candidate's solution is correct and demonstrates a level of completeness. The candidate has correctly identified that the optimal solution is to split the string into an array of words, reverse the array, and then join the array back into a string. This is a linear time solution.
Nov 21
Programming Languages / JavaScript DifficultyMedium JavaScript
This technical problem deals with writing a function in JavaScript that returns the sum of all numeric values in an object. An example input and output are provided in the problem statement.
About this solution: This solution is a good solution that demonstrates a level of completeness and solves the problem. The approach is simple and easy to understand, which is good.
Nov 20