The challenge Write a class that, when given a string, will return an uppercase string with each letter shifted forward in the alphabet by however many spots… Read More »How to Solve Caesar Cipher Helper in Python
The challenge Create a function that transforms any positive number to a string representing the number in words. The function should work for all numbers… Read More »How to Write Out Numbers in Python
The challenge Create a function that converts the value of the String to and from Base64 using the ASCII character set. Do not use built-in functions. Examples:… Read More »How to do Base64 Encoding in Python
The challenge After a hard quarter in the office you decide to get some rest on a vacation. So you will book a flight for… Read More »How to Calculate Transport on Vacation in Java
The challenge Given String str, return: If given String doesn’t contain any “e”, return: “There is no “e”.” If given String is empty, return empty String.… Read More »Playing with the letter ‘E’ in Java
The challenge Write a function, called sumPPG, that takes two NBA player objects/struct/Hash/Dict/Class and sums their PPG Examples: The solution in Golang Option 1: Option 2:… Read More »How to Sum the Average for NBA Players in Golang
The challenge You will be given a number n (where n >= 1) and your task is to find n consecutive odd numbers whose sum is exactly the cube of n.… Read More »How to Compute a Cube as Sums in Golang
The challenge The Pied Piper has been enlisted to play his magical tune and coax all the rats out of town. But some of the rats are… Read More »The Deaf Rats of Hamelin Challenge in Java
The challenge You might know some pretty large perfect squares. But what about the NEXT one? Complete the findNextSquare method that finds the next integral perfect square… Read More »How to Find the Next Perfect Square in Java
The challenge There is an array of strings. All strings contain similar letters except one. Try to find it! Strings may contain spaces. Spaces are not significant,… Read More »How to Find the Unique String in Python
The challenge Complete the function/method so that it takes a PascalCase string and returns the string in snake_case notation. Lowercase characters can be numbers. If the method gets a… Read More »How to convert a PascalCase string into snake_case in Python
The challenge When working with color values it can sometimes be useful to extract the individual red, green, and blue (RGB) component values for a… Read More »How to Convert a Hex String to RGB in Python
The challenge Write a function that takes a string and returns a #HashCodeString of it. Follow these rules: It must start with a hashtag (#).… Read More »How to Create a Hashtag Generator in Python
The challenge Write an algorithm that takes an array and moves all of the zeros to the end, preserving the order of the other elements.… Read More »How to Move Zeros to the End in Python
The challenge Write a regular expression that validates the gregorian date in the format “DD.MM.YYYY” Correct date examples: Incorrect examples: Notes: maximum length of validator… Read More »Regex for Gregorian Date Validation in Python
The challenge Write your own implementation of the built-in split function in Python. The following rules must be adhered to: the function cannot use, in any way,… Read More »How to Create Your Own Python Split Function
The challenge Create a domain name validator mostly compliant with RFC 1035, RFC 1123, and RFC 2181 The following rules apply: Domain name may contain… Read More »How to create a Domain Name Validator in Python
If you have a Java Jar file, you can run it as a service under Linux/Ubuntu. Now you can use the default init.d verbs [start,stop,restart,status].… Read More »How to start Java Jar as Service on Linux
The challenge Your task is to write a regular expression (regex) that will match a string only if it contains at least one valid date,… Read More »How to write a validDate Regex in Python
The challenge You need to write regex that will validate a password to make sure it meets the following criteria: At least six characters long… Read More »How to Validate Passwords with Regex in Python
The challenge You need to create a function that will validate if given parameters are valid geographical coordinates. Valid coordinates look like the following: “23.32353342, -32.543534534”.… Read More »How to create a Coordinates Validator in Golang
The challenge ISBN-10 identifiers are ten digits long. The first nine characters are digits 0-9. The last digit can be 0-9 or X, to indicate a value of 10.… Read More »How to Validate ISBN-10 numbers in Golang
Create a new file called Application.java and paste the following: Now open the terminal/command-line and type: This will show a GUI application that will have… Read More »How to Create a Java GUI App that shows the Logged-in User and Hostname
An output in Terraform is a way to view the result of an action that has been performed, or resource that has been created. Let’s… Read More »How to view a Terraform Module’s Output
The challenge The goal of this challenge is to write a function that takes two inputs: a string and a character. The function will count… Read More »How to Count the Characters in Python