rayning0/algorithms_coursera

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rayning0/algorithms_coursera

rayning0

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Learning algorithms via Sedgewick's Algorithms I & II class on Coursera.

ctci

My answers to LeetCode, HackerRank, company code challenge problems, + "Cracking the Coding Interview." All my Data Structures + Algorithm posts: https://www.linkedin.com/search/results/all/?keywords=%23raymonddsa&sid=4YJ. Join our Slack group "LinkedIn Junior Engineers": https://bit.ly/3P7tMja

FAANG_interview_prep

Interview prep materials sent me by FAANG companies. My LinkedIn post: https://bit.ly/3XWlwHX. Google Tech Dev Guide: https://techdevguide.withgoogle.com. Google Interview Prep: https://techdevguide.withgoogle.com/paths/interview

codility

Solutions to all 17 Codility lessons in data structures and algorithms.

Princeton-Algorithms-Java

My solutions to Robert Sedgewick's fantastic Princeton courses on Algorithms/Data Structures (http://algs4.cs.princeton.edu/home/) and Intro to Programming in Java (http://introcs.cs.princeton.edu/java/home/)

eloquent-js

Homework problems/examples from book "Eloquent JavaScript." Tests are in Jest.

ProjectEuler-and-Algorithms

50 Project Euler solutions (http://projecteuler.net/problems)! CodeEval (https://www.codeeval.com/open_challenges/) and algorithm problems. See /euler, /codeeval, and /algo directories. Please do NOT see my solution for a problem unless you have first tried it yourself. (Also, see my repo on RubyQuiz, CodeWars, InterviewCake, and other challenge questions. Plus see my Test-First Ruby and App Academy solutions.)

poodr

My notes for Sandi Metz's great OOD book, "Practical Object-Oriented Design in Ruby." Rewrote her tests from Minitest to RSpec.

go-database

Golang In-Memory Database, from scratch. For a code challenge.

create-your-own-programming-language

Making my own programming language, following ideas of Marc-André Cournoyer.

rebuilding-rails

Built a simple version of Rails, completely from SCRATCH. My version of "Rebuilding Rails" by Noah Gibbs.

software_salaries

Latest US software salary reports. My 2023 post on it: https://www.linkedin.com/posts/activity-7039071885044682752-M4i9

qa-dominos

QA end-to-end test of Domino's Pizza website, with Cypress. LinkedIn post: https://bit.ly/3x0bYPX

go-interpreter-compiler

My own interpreter and compiler in Golang, for Monkey programming language

griddy

Golang project reads in start/end times and returns average real-time energy price (cents/kWh) from Commonwealth Edison

cherry

Online Ruby code editor and RSpec tester (REPL). Upload your RSpec tests. Upload your Ruby code. Edit your code online directly. Test it with 1 click! See my video demo of it on YouTube:

rubyquiz

My answers to RubyQuiz, CodeWars, InterviewCake, and other coding challenge sites. (Also, see my repos on Project Euler and algorithms, Test-First Ruby, and App Academy problems.)

react-fish-store

Seafood market in React.js. Authenticated users can add/edit/delete fish details and customer orders, in real-time.

codementor

Codementor projects, including sample Yelp restaurant challenge for OneInterview

elixir-web-server

Making HTTP web server (a mini Phoenix) from scratch in Elixir

rsvp-app

Ruby on Rails app. Lets you invite users to events and RSVP for all users at once. Lets you create/delete events. A super simple version of Evite.

rayning0

Stanford-Machine-Learning

I took part of Andrew Ng's Machine Learning class at Stanford. See folders called "/ex" for my homework solutions. We used Octave and Gnuplot to analyze and plot data.

owning-rails

Building mini-version of Ruby on Rails from scratch, following ideas of Marc-André Cournoyer

Stanford-CS106A

Java homework for Stanford CS 106A (Intro to CS, Programming Methodology)

rayplay

Play YouTube videos repeatedly and make your own playlist, with YouTube API v3 and Fullscreen's yt gem. Try it: http://rayplay.herokuapp.com.

fingerprint-management-ruby-003

A lab on fingerprint recognition

nand2tetris

Nand2Tetris (http://www.nand2tetris.org), or Harvard CS 101. Building the hardware/software of a virtual computer from ground up.

game-of-life-ruby

My 2 versions of Game of Life, in Ruby, with TDD: 1) Color graphics version, with Gosu. 2) Text version, with Unicode characters. See YouTube video of my game: https://www.youtube.com/watch?v=WsJ4qKSq_Fc

App-Academy-Practice-Problems

Practice problems for App Academy, using RSpec for Test-Driven Development. My solutions are in /lib directory. App Academy's solutions are in /solution directory.

rspec_maker

Automatically makes RSpec & Minitest test files, given an input data file

Test-First-Ruby

Practice problems from Test-First Ruby (http://testfirst.org/learn_ruby). My solutions are in /lib directory.

suretax

Modified version of "suretax" gem. Calls SureTax API to get tax info, given ZIP code, etc.

maze-solver-ruby-003

Implementing breadth-first-search algorithm

zprofile

My .zprofile, aliases, and VS Code settings. Instead of copying VS Code settings files, use Settings Sync: https://code.visualstudio.com/docs/editor/settings-sync

twitter-stream

Twitter Challenge