Useful Websites(IT / ComputerScience / ...)

Latest update (2016_07_18)

[ Algorithms ]
- https://uva.onlinejudge.org/ : [UVA] : an online automated judge for programming problems
- http://visualgo.net/ : [VisuAlgo] visualising data structures and algorithms through animation


[ Coding ]
- https://www.interviewcake.com : [Interview Cake] : Programming Interview Questions
- http://www.codewars.com : [Codewars] : authoring kata to teach various techniques, solving kata with solutions that enlighten others, and commenting with constructive feedback
- http://codecombat.com/ : [CodeCombat] : learn how to code by playing a game
- https://www.codecademy.com/ : [Codeacadeny] : learn to code
- https://www.udacity.com/ : [Udacity] : online courses and nanodegree programs to advance to your career
- https://www.udemy.com/ : [Udemy] : online courses anytime, anywhere
- https://www.codingame.com/start : [CodinGame] : the gaming platform for programmers


[ Competitive Programming ]
- http://web.stanford.edu/class/cs97si/ : [CS97SI Programming Contests] : Programming Course and Contests
- http://weaklearner.com/problems/search/ : [Programming Problems] : Categorized Programming Quiz
- http://codeforces.com/ : [Codeforces] : programming competitions and contests, programming community
- https://www.codechef.com : [CodeChef] : Online Programming Contest
- https://www.topcoder.com/ : [TopCoder] : administers contests in computer programming(design, development and data science) for fun and reward


[ Courses ]
- https://www.inflearn.com/ : [Inflearn] : 지식정보강좌포털(korean contents)
- https://www.coursera.org/ : [Coursera] : free online from top universities
- http://online-learning.harvard.edu/ : Harvard online learning
- http://ocw.mit.edu/index.htm : MIT open course wsre
- https://www.edx.org/ : [edx] : free online courses from the world's best universities
- https://www.khanacademy.org/ : [Khan Academy] : a free, world-class education for anyone, anywhere
- https://www.p2pu.org/en/ : [Peer 2 Peer University] : a university for the Web


[ Knowledge Engine ]
- http://www.wolframalpha.com/ : [Wolfram Alpha] : a computational knowledge engine or answer engine


[ Machine Learning ]
**latest- http://www.aistudy.co.kr/ : [AI Study] : AI Lectures(korean contents)
**latest- http://deeplearning.stanford.edu/wiki/index.php/UFLDL_Tutorial : [UFLDL Tutorial] : Unsupervised Feature Learning and Deep Learning tutorial by Andrew Ng
- https://www.youtube.com/channel/UC9caTTXVw19PtY07es58NDg : [KAIST Open Online Course] : A.I and Machine Learning Lectures(korean contents), [카이스트 오픈 온라인 코스] : 인공지능 및 기계학습 동영상 강의 / http://seslab.kaist.ac.kr/xe2/page_GBex27 : (인공지능 및 기계학습 동영상 강의 강의자료)
- https://github.com/ujjwalkarn/Machine-Learning-Tutorials/blob/master/README.md : [Machine-Learning_Tutorials] : various machine learning tutorials
- https://www.youtube.com/user/hugolarochelle : [Hugo Larochelle YouTube Channel] : Neural network Lectures


[ Open Source Library ]
**latest- https://github.com/TensorFlowKR/awesome_tensorflow_implementations : [Tensorflow Implementations] : source codes by tensorflow
**latest- http://aikorea.org/blog/dl-libraries/ : [AI Korea] : 프로그래밍 언어별 AI관련 라이브러리 정리(korean contents)
- http://tensorflow.org/ : [TensorFlow] : is an open source software library for numerical computation using data flow graphs


[ QnA(Collective Intelligence) ]
- https://www.quora.com/ : [Quora] : the best answer to any question
- http://www.slideshare.net/ : [SlideShare] : Offers users the ability to upload and share publicly or privately PowerPoint, Word and PDF


[ SNS ]
- https://www.linkedin.com/ : [Linkedin] : a business-oriented social networking service


[ Tutorial ]
**latest- http://www.vogella.com/ : [Vogella] : Provides services ranging from training, consulting and mentoring in the areas of Eclipse, Android and Git

[ Web Service ]
- https://delicious.com/ : [Delicious] : a social bookmarking web service for storing, sharing, and discovering web bookmarks