https://www.electronics-tutorials.ws/accircuits/ac-waveform.html

Starting Forth, First Edition, 1981
그림이 클립아트로 대체되어 있음
http://home.iae.nl/users/mhx/sf.html
같은 책 PDF
https://www.forth.com/starting-forth/

The GNU C Programming Tutorial
Edition 4.1
http://crasseux.com/books/ctutorial/
Reading:
Vim help files online
https://vimhelp.org/

Protected Mode Basics
http://www.rcollins.org/articles/pmbasics/tspec_a1_doc.html

Protected mode programming tutorial
http://prodebug.sourceforge.net/pmtut.html

QuickBASIC Beginner Tutorials
http://www.petesqbsite.com/sections/tutorials/beginners.shtml

http://www.minzkn.com/moniwiki/wiki.php
(폰트가 굴림체.. 아이폰에선?) 위키

Getting Started with LaTeX
By David R. Wilkins / 2nd Edition / 1995
https://www.maths.tcd.ie/~dwilkins/LaTeXPrimer/

고전적인 인터뷰 질문인 "당신의 브라우저 주소창에 google.com을 치고 엔터를 누르면 어떤 일이 생길까요?"에 대해 답해보고자 합니다.
...하면 생기는 일 https://github.com/SantonyChoi/what-happens-when-KR
cf. 원문: What happens when... https://github.com/alex/what-happens-when

http://korea.gnu.org/manual/

http://wiki.kldp.org

http://www.soen.kr/
http://dirac.daegu.ac.kr/bjmin/welcomeCourses.html

물리의 이해 by Ki Soo Chung 경상대학교
http://physica.gsnu.ac.kr/

Mathematica 한글 소개
목차는 인코딩 문제 있지만, 내용은 이미지로 되어 있어 읽기 가능
http://matrix.skku.ac.kr/sglee/algebra/atlast/usage/

How To Become A Hacker
http://www.catb.org/~esr/faqs/hacker-howto.html

Data Structures and Algorithms
John Morris
http://oopweb.com/Algorithms/Documents/PLDS210/VolumeFrames.html

http://tunes.org

http://wiki.lazarus.freepascal.org/

http://www.sosmath.com/index.html

http://www.av8n.com/
physics, color, etc.

See also
{
일단은 PDF만

Coherent: Unix variant for DOS compatible PCs (1994) (autometer.de)
https://www.autometer.de/unix4fun/coherent/ftp/manuals/COHERENT-4.2.pdf
https://www.autometer.de/unix4fun/coherent/ftp/manuals/
unix 초보를 대상으로 기초부터 설명. sh, MicroEMACS, lex, yacc, bc calculator, m4 macro processor, make, nroff text-formatting language, 모뎀으로 uucp 사용, as assembler, C functions 등 다양한 주제를 프로그래머를 대상으로 짤막하게 설명

Stef's Free Online Smalltalk Books
http://stephane.ducasse.free.fr/FreeBooks.html

The Napkin project, by Evan Chen
고등학생을 대상으로 대학수학을 간략히 소개.
https://web.evanchen.cc/napkin.html

Problem Solving with Algorithms and Data Structures
Release 3.0 (2013)
Brad Miller, David Ranum
https://www.cs.auckland.ac.nz/compsci105s1c/resources/ProblemSolvingwithAlgorithmsandDataStructures.pdf
DS/알고리듬 기초 서적
간단히 Python을 리뷰하고 시작
https://news.ycombinator.com/item?id=24287622

Project Gutenberg
Technology, Engineering 에 대해선 너무 오래된 내용이 많음.
Books in Physics (sorted by popularity)
http://www.gutenberg.org/ebooks/bookshelf/103
Books in Mathematics (sorted by popularity)
http://www.gutenberg.org/ebooks/bookshelf/102

}