Free IT, Programming and Computer Science Books

How To Manage Remote Servers with Ansible

This book is designed to introduce you to using Ansible to manage your servers. You'll learn how to install and configure Ansible on a control node, and then how to use it to configure and run commands on remote servers. You'll also learn how to collect tasks into complete Playbooks to automate server setup from start to finish....

How To Code in React.js

This open book is an introduction to React that works from the foundations upward. Each chapter takes you a little deeper into the React ecosystem, building on your previous knowledge. Along the way, you'll learn how to maintain internal state, pass information between parts of an application, and explore different options for stylin...

XcalableMP PGAS Programming Language

XcalableMP is a directive-based parallel programming language based on Fortran and C, supporting a Partitioned Global Address Space (PGAS) model for distributed memory parallel systems. This open book presents XcalableMP language from its programming model and basic concept to the experience and performance of applications described in Xc...

Build Your Own First-Person Shooter in Unity

Ever fancied creating your own first-person shooter game? Now you can with this 140-page bookazine, brought to you by the Wireframe magazine team with tips from expert video game developers!Making a fast-paced 3D action game needn't be as daunting as it sounds. Build Your Own First-Person Shooter in Unity will take you step-by- step ...

Libelf by Example

This tutorial introduces libelf, a library for reading and writing object code in the Extensible Linking Format (ELF) file format.- Getting started with libelf: obtaining a handle to an ELF object, establishing a working ELF version, and handling errors reported by libelf.- How ELF data structures are laid out in-memory and on disk, the n...

First Semester in Numerical Analysis with Python

The book is based on "First semester in Numerical Analysis with Julia". The contents of the original book are retained, while all the algorithms are implemented in Python (Version 3.8.0). Python is an open source (under OSI), interpreted, general-purpose programming language that has a large number of users around the world. Pyt...

Applied Discrete Structures, 3rd Edition

Applied Discrete Structures, is a two semester undergraduate text in discrete mathematics, focusing on the structural properties of mathematical objects. These include matrices, functions, graphs, trees, lattices and algebraic structures. The algebraic structures that are discussed are monoids, groups, rings, fields and vector spaces. App...

Real-Time ASP.NET Core 3 Apps with SignalR Succinctly

The ASP.NET Core SignalR library is open source and allows developers to simplify adding real-time web functionality to applications. This means that the server-side code can instantly push content to connected clients. In Real-Time ASP.NET Core 3 Apps with SignalR Succinctly, Dirk Strauss will show you how to use it to create a chat appl...

ASP.NET Core 3.1 Succinctly

ASP.NET Core 3.1 Succinctly specifically covers the web development part of the ASP.NET Core framework, which has gone through some improvements since it was first released. In this updated e-book, Simone Chiaretta Ugo Lattanzi guide readers through the foundations of the library, cover its basic features, and cover the new version of the...

Raspberry Pi Beginner's Guide

Fully updated for Raspberry Pi 400, Raspberry Pi 4, and the latest software, this 252-page official Raspberry Pi book is crammed with projects and beginner's guides containing all the information you need to get started using your new computer!Learn how to set up your Raspberry Pi, install an operating system, and start using it. Fol...

Measure, Integration & Real Analysis

This open book welcomes students into the fundamental theory of measure, integration, and real analysis. Focusing on an accessible approach, Axler lays the foundations for further study by promoting a deep understanding of key results. Content is carefully curated to suit a single course, or two-semester sequence of courses, creating a ve...

GNU SED

The book heavily leans on examples to present features of sed as well as regular expressions one by one. It is recommended that you manually type each example and experiment with them. Understanding both the nature of sample input string and the output produced is essential.You should have prior experience working with command line and ba...

GNU GREP and RIPGREP

The book heavily leans on examples to present features of grep as well as regular expressions one by one. It is recommended that you manually type each example and experiment with them. Understanding both the nature of sample input string and the output produced is essential.You should have prior experience working with command line and b...

Ionic 4 Succinctly

Ionic 4 takes the original Ionic toolkit from a mobile-centric framework based on Angular to a powerful, web-based UI design system and app-development toolset that is JavaScript-framework agnostic. The increased performance of Ionic 4 components makes the framework ideal for developing progressive web apps (PWAs), which are in high deman...

Philosophy of Computer Science

This book looks at some of the central issues in the philosophy of computer science. It is not designed to answer all (or even any) of the philosophical questions that can be raised about the nature of computing, computers, and computer science. Rather, it is designed to "bring you up to speed" on a conversation about these issu...

App Modernization on Azure Succinctly

What's the right way to move existing applications to the cloud to better use its power while enabling new features? In App Modernization on Azure Succinctly, Lorenzo Barbieri will help you understand how to modernize existing apps without completely rewriting them. This ebook will guide you through moving your app to the cloud, refa...

First Semester in Numerical Analysis with Python

The book is based on "First semester in Numerical Analysis with Julia". The contents of the original book are retained, while all the algorithms are implemented in Python (Version 3.8.0). Python is an open source (under OSI), interpreted, general-purpose programming language that has a large number of users around the world. Pyt...

100 Laravel Quick Tips

Laravel is full of hidden gems, undocumented or less-known features, functions parameters and "hacks". While finding them in work of my team, I decided to compile them into an ebook....

The Real-Time APIs

Application Programming Interfaces (APIs) are seemingly everywhere. Thanks to the popularity of web-based products, cloud-based X-as-a-service offerings, and IoT, it is becoming increasingly important for engineers to understand all aspects of APIs, from design, to building, to operation.Research shows that there is increasing demand for ...

The NGINX Real-Time API Handbook

Discover how to deliver reliable, high-performance APIs with our NGINX Real-Time API Handbook. Compiled by leading experts on real-time API management, this handbook is a comprehensive guide to reducing latency in your applications and APIs without making any compromises. Learn why now, more than ever, your APIs need to perform in real ti...