A Practical Introduction to APL 1 and APL 2
by Graeme Donald Robertson
Publisher: Robertson Pub 2008
Number of pages: 57
APL is a high-level, general-purpose, intuitive programming language which is designed to be easy on the programmer even if consequently hard on the computer - through power, not inefficiency. APL is essentially simple and easy to learn, and APL is interactive making it possible to experiment with different ideas while developing solutions.
Download or read it online for free here:
The purpose of this book is to teach Lua programming to anyone regardless of previous programming experience. It can be used as an introduction to programming, or as an introduction to Lua, for people who have programmed before but not in Lua.
This book aims to provide beginners with an introduction to programming Mac OS X with Cocoa, using Xcode, the free developer tools provided with the operating system. Some knowledge of another programming language, preferably C, is assumed.
by Henry Rich - Jsoftware
This book's goal is to explain rudimentary J using language familiar to a C programmer. J is a language of computation: it lets you describe what needs to be done without getting bogged down in details. J expressions deal with large blocks of data.
by Ali Çehreli
This book is for ruby programmers who are intrigued by swift and want to learn it. It's focused on swift, but in each chapter we'll frame our discussion of swift in terms of equivalent features in ruby and highlight and compare the behaviour of each.