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99_bottles

Code for Sandi Met'z "99 Bottles of OOP" Book

algorithms

JavaScript implementations of the algorithms taught in Coursera's Princeton Algorithms 1 class (taught by Kevin Wayne and Bob Sedgewick).

bananagrams

Multiplayer bananagrams

benchmarking_sort_algorithms

Compares selection, insertion and bubble sorts us the Benchmark module. The selection sort is done both with while loops and for loops.

bookgpt

buzz_map

Plotting social media chatter of your choosing on maps.

caesar-cipher

Encrypt and decrypt alphanumeric input.

code_kata_armstrong_numbers

Armstrong Numbers: An Armstrong number is an n-digit number that is equal to the sum of the nth powers of its digits. Instructions Write a method that determines whether or not a given number is an Armstrong number.

code_kata_distance_forumla

Write a method that calculates the distance between two given points, rounded to three decimal places. A point consists of a pair of x and y values.

code_kata_factorial

Calculate the factorial of a given number recursively and non-recursively.

code_kata_fibonacci

Write a method that returns the nth number in the Fibonacci sequence.

code_kata_fizz_buzz

Javascript solution to the FizzBuzz problem.

code_kata_hex_to_decimal

Write a method that converts a given hexadecimal number to decimal a decimal number. Your solution doesn't count if you use the built in `String#to_i` method and base in a base of 16, like this:

code_kata_launcher_lunches

Satisfy various queries by traversing a JSON data structure.

code_kata_most_common_words

Write a program which returns an array of the most common words found in a string, including ties. Ignore case and punctuation.

code_kata_multiplication_tables

Write a method that prints out a tab delimited 12x12 multiplication table. As an extra challenge, write a method that allows the dimensions of the multiplication table to be passed in as an argument.

code_kata_regexp_drills

It's time to put your Regular Expressions to practice. In this kata you will * Validate email * Validate a phone number * Validate a password * Validate a username * Validate a credit card number * Validate that a string contains only digits * Validate that a string contains only letters * Validate a social security number * Validate a US zip code

code_kata_round_robin

Write a method to schedule a round robin (all-play-all) tournament given an array of participants' names. If there are an odd number of participants, schedule a bye for one team each round. Your method should return a 3-deep nested array.

code_review

Pick partners for code review

concurrency_and_parallelism

Exercises from "7 Concurrency Models in 7 Weeks"

contact_manager

Launch Academy exercise for using ActiveRecord

coursera_algorithms

Coursera's Algorithms I course from Princeton

crafting_interpreters

https://craftinginterpreters.com/

davecoin

A toy cryptocurrency protocol based on Bitcoin and implemented in Elixir

definitions

Holiday definition files. You deserve a holiday!

elm

Learning Elm!

eloquent_javascript

Solutions to exercises from Eloquent Javascript

google-ads-ruby

Google Ads API Ruby Client Library

guess_the_number

Using JQuery and Javascript, takes user input and provides feedback to the user to help them guess a random number. Input must be between 1 and 100.'

holidays

A collection of Ruby methods to deal with statutory and other holidays. You deserve a holiday!