Free IT, Programming and Computer Science Books

How To Manage a Redis Database

This book aims to provide an approachable introduction to Redis concepts by outlining many of the key-value store's commands so readers can learn their patterns and syntax, thus building up readers' understanding gradually. The goal for this book is to serve as an introduction to Redis for those interested in getting started wit...

Rails on Containers

This book is designed to introduce you to using containers and Kubernetes for full-stack development. You'll learn how to develop a full-stack application using Ruby on Rails and PostgreSQL with Sidekiq, and how to manage them all - first with Docker, then with Docker Compose, and finally with Kubernetes.The topics that it covers inc...

Understanding the DOM

JavaScript is the de facto programming language of the web, but the language itself does not include any built-in method for working with input/output (I/O), such as graphics display and sound. Instead, the web browser provides an API for accessing the HTML document in a tree structure known as the Document Object Model (DOM). The combina...

Application Delivery and Load Balancing in Microsoft Azure

With more and more companies moving on-premises applications to the cloud, software and cloud solution architects alike are busy investigating ways to improve load balancing, performance, security, and high availability for workloads. This practical book describes Microsoft Azure's load balancing options and explains how NGINX can co...

Rational Cybersecurity for Business

Use the guidance in this comprehensive field guide to gain the support of your top executives for aligning a rational cybersecurity plan with your business. You will learn how to improve working relationships with stakeholders in complex digital businesses, IT, and development environments. You will know how to prioritize your security pr...

NGINX Unit Cookbook

Alongside its popular web server, NGINX provides a dynamic application server that supports a RESTful JSON API. The open source NGINX Unit server deploys configuration changes without service disruptions and runs apps built with multiple languages and frameworks. This updated cookbook shows developers, DevOps personnel, network admins, an...

The Enterprise Path to Service Mesh Architectures

Planning to build a microservice-driven cloud native application or looking to modernize existing application services? Consider using a service mesh. A service mesh approach can help you create robust and scalable applications, but it also introduces new challenges. This updated report answers common questions regarding service mesh arch...

Vue.js Succinctly

Explore the fundamentals of Vue.js, a top open-source JavaScript framework, and harness its powerful features to build UIs and single-page applications. Succinctly series writer Ed Freitas employs the same principals he used in Flutter Succinctly to teach readers how to build a web app with Vue.js....

Azure Serverless Succinctly

Serverless computing can be a powerful, cost-effective solution when your cloud-based apps and services don't need to run 24/7. Best of all, it saves you from the headache of tinkering with server configurations and settings. In Azure Serverless Succinctly, author Sander Rossel provides a clear guide to working with Azure Functions, ...

Azure DevOps Succinctly

The complexity of software development requires coordination and collaboration between all teams involved to guarantee that the client - whether a customer or another team in-house - is satisfied. DevOps is one strategy for achieving successful development, testing, and deployment, and Microsoft Azure provides a collection of tools and se...

Angular Testing Succinctly

Though sometimes perceived as a hurdle, testing can save developers from heartbreak in the long run. In Angular Testing Succinctly, author Joseph D. Booth provides a quick introduction to different tools and approaches to testing Angular projects to make them higher quality from the start and easier to maintain down the road. Topics cover...

How To Build a Website with HTML

If you are interested in learning how to build and design websites, Hyper Text Markup Language (HTML) is a great place to start. This project-based tutorial series will introduce you to HTML and its methods by building a personal website using our demonstration site (below) as a model. Once you learn the basics, you will know how change t...

How To Build a Website With CSS and HTML

This project-based eBook will introduce you to Cascading Style Sheets (CSS), a stylesheet language used to control the presentation of websites, by building a personal website using our demonstration site as a model. Though our demonstration site features Sammy the Shark, you can switch out Sammy's information with your own if you wi...

Effective AWK Programming, 5th Edition

When processing text files, the awk language is ideal for handling data extraction, reporting, and data-reformatting jobs. This practical guide serves as both a reference and tutorial for POSIX-standard awk and for the GNU implementation, called gawk. This book is useful for novices and awk experts alike.In this thoroughly revised 5th edi...

Raspberry Pi Camera Guide

Take pictures and shoot video with your Raspberry Pi. Connecting a High Quality Camera or Camera Module turns your favourite credit-card-sized computer into a powerful digital camera. Learn how to set up and control the camera to capture stills and video footage. Discover the numerous modes and effects available, and use the camera in a v...

Help! My Computer is Broken

Want to know how to fix common computer problems, without having to wade through technical jargon? Or are you the family on-call technical support person, and need a bit of help?Help! My Computer Is Broken takes the most common computer problems and tells you how to fix them. It's as simple as that! If you've ever wondered why y...

Blockchain and Crypt Currency

This book contributes to the creation of a cyber ecosystem supported by blockchain technology in which technology and people can coexist in harmony. Blockchains have shown that trusted records, or ledgers, of permanent data can be stored on the Internet in a decentralized manner. The decentralization of the recording process is expected t...

A Treatise on Systems (volume 2)

This 2d volume describes the systematic application of Promise Theory to systems, representing a significant step forward in describing functional systems with both dynamics and semantics. By combining quantitative and qualitative descriptions in a single framework, Promise Theory provides the first impartial language for multiscale syste...

PC Assembly Language

This book has extensive coverage of interfacing assembly and C code and so might be of interest to C programmers who want to learn about how C works under the hood. All the examples use the free NASM (Netwide) assembler. The tutorial only covers programming under 32-bit protected mode and requires a 32-bit protected mode compiler. It is p...

Programming for Computations - Python, 2nd Edition

This book presents computer programming as a key method for solving mathematical problems. This second edition of the well-received book has been extensively revised: All code is now written in Python version 3.6 (no longer version 2.7). In addition, the two first chapters of the previous edition have been extended and split up into five ...