# SECTION

If your 3D printer is looking a little dusty and unloved, now's the time to put it to work: we've 50 of the best 3D prints to improve your home, office, workshop and more. From functional to frivolous, we've got ideas for you. It's time to unleash the awesome power of your printer! - Oskitone: where 3D printing meets analogue...

When you've graduated from breadboards and jumper wires it's time to tackle electronics the way the pros do it: by making your own PCBs! We'll take you from beginner to slightly more experienced beginner, with a guide to designing, debugging and manufacturing your own custom electronic creation. - Learn the secrets of the guitaris...

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 your la...

This open book is for the beginning level of both architecture and interior design students who learn computer graphic communication software. The author developed multiple tutorials to teach three computer graphic applications, AutoCAD, Revit, and Enscape. AutoCAD is an essential computer drafting software which is 2D drawing software. Revit is a ...

This is an introduction to the Go language from Google. Its aim is to provide a guide to this new and innovative language. The intended audience of this book is people who are familiar with programming and know multiple programming languages,be it C, C++, Perl, Java, Erlang, Scala or Haskell. This is not a book which teaches you how to program, ...

This open book was written for a community college introductory course in spreadsheets utilizing Microsoft Excel. While the figures shown utilize Excel 2019, the textbook was written to be applicable to other versions of Excel as well. The book introduces new users to the basics of spreadsheets and is appropriate for students in any major who have ...

The Tiny Book of Rulesis tiny and it's about the Rules module for Drupal. Rules is a module usually used to auto-mate actions on your Drupal site. Rules can react on events occurring on your site - such as a user logging in or a node being created - and perform customized follow-up actions such as redirecting to a certain page or setting fi...

Bash is the shell, or command language interpreter, for thegnuoperating system. Thename is an acronym for the 'Bourne-Again SHell', a pun on Stephen Bourne, the authorof the direct ancestor of the current Unix shellsh, which appeared in the Seventh Edition Bell Labs Research version of Unix. Bash is largely compatible withshand incorpo...

There are many books and resources about Pascal out there, but too many of themtalk about the old Pascal, without classes, units or generics. So I wrote this quick introduction to what I call modern Object Pascal. Most of theprogrammers using it don't really call it "modern Object Pascal", we just call it "ourPascal". Bu...

It took me a pretty long time to really get Git. As I've continued to use Git more and more where I work, I've found myself trying to teach people what it is and why we use it over and over again, and the reality is that Git generally has a pretty steep learning curve compared to many other systems. I've seen case after case of devel...

Coping is a collection of philosophical essays on how we deal with life's challenges. We hope for better times, but what is hope, and is it a good thing to hope? How do we look back and make sense of our lives in the face of death? What is the nature of love, and how do we deal with its hardships? What makes for a genuine apology, and is there...

Machine learning used to be the preserve of university research departments with money to burn on high-power, high-cost kit - but not any more! Thanks to a new breed of affordable dev boards, anyone can get in on the act at pocket money prices. We've trawled the makersphere for the best, most creative machine learning projects to show just wha...

Put simply, Azure Virtual Desktop is a way to serve Windows resources over the internet. You can deliver an entire desktop or specific applications, and your users can access them anywhere, on any device. In Azure Virtual Desktop Succinctly, author Marco Moioli provides a thorough overview of the service, covering how it can enhance your organizati...

Human beings come in all shapes and sizes, all abilities and disabilities. So why should we have to fit in with technology, when technology can so easily be changed to suit us? That's the key question that unites the projects in this issue. From joystick adaptations to prosthetic limbs, we take a look at the ways that open source hardware is m...

The Raspberry Pi Pico: it costs pennies, it's simple to program with, and it's really good at getting data in and out. In short, it's the ideal board for home projects. We've hunted high and low for the best, most innovative, most creative projects around to show off what the Pico can do. What will you build with yours? - Dis...

Things fall apart, the centre cannot hold. That's why repair skills are so important! This month we're talking upcycling - the art of making beautiful new projects out of old junk. Plus: what happens when your just-for-kicks project turns out to be something that loads of people want? We talk to Timon Skerutsch, creator of the Piunora,...

Developing Graphics Frameworks with Python and OpenGL shows you how to create software for rendering complete three-dimensional scenes. The authors explain the foundational theoretical concepts as well as the practical programming techniques that will enable you to create your own animated and interactive computer-generated worlds. You will learn h...

Each chapter comprises a separate study on some optimization problem giving both an introductory look into the theory the problem comes from and some new developments invented by author(s). Usually some elementary knowledge is assumed, yet all the required facts are quoted mostly in examples, remarks or theorems....

Even as spending on digital transformation continues to skyrocket, mainframes nevertheless have major advantages for global enterprises. These systems still process huge amounts of information and allow for highly secure transactions. In this practical book, author Tom Taulli shows software developers how to pursue a hybrid approach by integrating ...

Lift is designed to make powerful techniques easily accessible, while keeping the overall framework simple and flexible. Lift makes it fun to develop because it lets you focus on the interesting parts of coding. For those of you have experience with other web frameworks such as Struts, Tapestry, Rails, et cetera, you must be asking yourself, &qu...

Computer Networks: A Systems Approach, Sixth Edition, explores the key principles of computer networking, using real world examples from network and protocol design. Using the Internet as the primary example, this best-selling classic textbook explains various protocols and networking technologies. The systems-oriented approach encourages students ...

What could be more satisfying than building a whole computer, from scratch? You might think it's impossible these days, but we've found a band of makers who are re-creating the clicky switches and flashing LEDs of a bygone age. Have a go yourself! - Design, sustainability and ethics with Jude Pullen; - Add much-needed safety features ...

Writing Guide with Handbook aligns to the goals, topics, and objectives of many first-year writing and composition courses. It is organized according to relevant genres, and focuses on the writing process, effective writing practices or strategies - including graphic organizers, writing frames, and word banks to support visual learning - and conven...

This edited collection proposes a common good approach to development theory and practice. Rather than focusing on the outcomes or conditions of development, the contributors concentrate on the quality of development processes, suggesting that a common good dynamic is key in order to trigger development. Resulting from more than three years of r...

Introduction to Financial Mathematics: Concepts and Computational Methods serves as a primer in financial mathematics with a focus on conceptual understanding of models and problem solving. It includes the mathematical background needed for risk management, such as probability theory, optimization, and the like. The goal of the book is to expose th...

In Issue 225 we show you how to build a stunning water-cooled PC with hard tubing, taking you through the whole process from start to finish. Not only do we show you what gear to buy, but we also show you how to measure it up, cut and bend your tubing and fit it all together. You just need to add your own choice of Intel 12th-gen CPU, GPU, memor...

HD movies and videos, gigabyte photo and music collections, extreme games ... today's digital content is bigger and better than ever. And now you (and many others!) are interacting with this content simultaneously on an expanding range of Wi-Fi devices, from smartphones, tablets, and laptops to consumer electronics and appliances. The Wi-Fi of...

The GNU Debugger allows you to see what is going on "inside" a program while it executes - or what a program was doing at the moment it crashed. GDB supports C, C++, Java, Fortran and Assembly among other languages; it is also designed to work closely with the GNU Compiler Collection (GCC). The GNU Debugger Program has four special featur...

Svelte is an exciting Web framework that offers a fresh new take on how to build Web applications. If you are already experienced in React, Vue, Angular or other frontend frameworks you might be pleasantly surprised by Svelte. My first impression with Svelte was that it all feels so much more like plain JavaScript than working with other fram...

This is an intro to C for folks who already know how to program in another language. The first half of the book is written in a tutorial style, while the second half is a reference section complete with examples (inspired by the incomparable Turbo C Bible). The goal is to keep this up-to-date with the latest C standards. This guide assumes that ...

Back in the mid 90s, Beej got tired of all his friends asking him how to do this stuff with networking programming in C, so he put pen to paper on the early World Wide Web and wrote down everything he knew just to get them off his back. Since then, the Guide has expanded significantly, with plenty of examples, and covers IPv6. Inside you'll fi...

There's a huge range of computer-controlled machines used by makers - 3D printers, laser cutters, CNC mills and more - but the plotter is the easiest to make. This makes it a great build for getting started in the world of computer-controlled machines. For around £15 you can create your own drawing machine with our guide. - Learn how hydra...