Informatyka

1457
Ebook

Computer Networks in Packet Tracer for beginners

Damian Strojek, Robert Wszelaki, Marek Smyczek, Jerzy KLuczewski

The book: “COMPUTER NETWORKS IN PACKET TRACER FOR BEGINNERS" provides advice for people who want to learn about the operation of networks and the hardware that makes up today's network architecture. Beginners will learn how to download the simulator software and how to start working with it. The reader will find here the basics of configuring network devices. He will learn network services such as: TELNET, SSH, FTP, EMAIL, DHCP, DNS and routing protocols RIP, EIGRP, OSPF. Learn how to design and deploy virtual VLAN networks. The authors, describing the issues of administering computer networks, use many examples and exercises. The book is an updated compilation of our Packet Tracer publications for CISCO courses, has a described, changed interface of the currently latest Packet Tracer software and contains a set of new examples and exercises. The authors of this book are an intergenerational and interdisciplinary team. A talented student of the School of Communication in Gdańsk, Damian Strojek. His passion is computer networks, he has a set of CCNA R&S certificates and is in the middle of the CCNA Security educational path. Jerzy Kluczewski, long-time instructor of the CISCO CCNA Academy. His authorial achievements already include several books on the Packet Tracer simulator. He gained his experience while working in industry, currently he is a lecturer at the WSB University in Gdańsk. Robert Wszelaki is passionate about networking and programming. He completed a full CISCO CCNA course. He is a graduate of ZS1 in Piekary Śląskie, currently studying computer science at the Faculty of Automatic Control, Electronics and Computer Science of the Silesian University of Technology. Marek Smyczek is an experienced teacher of IT and electrical subjects, and at the same time an instructor of the CISCO CCNA program. He is the author and editor of several dozen publications in the fields of electronics and computer science. Translations: Joanna Margowniczy English teacher at Primary School No. 13 in Jaworzno and ZDZ in Sosnowiec, international IT ESSENTIALS instructor, OKE examiner.

1458
Ebook

Computer Networks in Packet Tracer for intermediate users

Damian Strojek, Jerzy Kluczewski

The book: “COMPUTER NETWORKS IN PACKET TRACER FOR INTERMEDIATE USERS” is designed for people who want to expand their skills and knowledge in the field of managing LAN and WAN networks. The reader finds here descriptions and practical exercises on configuring CISCO devices. It is a continuation of the first book with the same title. The authors have adopted the principle: minimum of theory, maximum of practical examples which will enable the reader to learn how to administer ICT networks in many complex device configurations without the need to purchase expensive CISCO equipment. The content of the book covers the basics of configuring protocols, services and network techniques such as: dynamic routing RIP, EGIRP, OSPF, eBGP, static routing, access control lists VoIP, STP, RS,VTP, FRAME RELAY, PPP, PAP and CHAP authentication RADIUS, NETFLOW, NAT, L2NAT, VPN tuneling. This part also includes configuring multilayer switches 3560-24PS and 3650-24PS. The authors of this book are an intergenerational and interdisciplinary team. Talented student of the Communications School Complex in Gdansk Damian Strojek. His passion is computer networks, and he holds certifications CCNA R&S and CCNA Security. Jerzy Kluczewski, a long-time CISCO CCNA Academy instructor. He already has several book publications to his credit about the Packet Tracer simulator. He gained his experience while working in industry and is currently a lecturer at the Gdansk School of Banking. Translation: a very talented student of applied linguistics at Silesian University in Katowice – Julia Skutela. She has been studying English and Russian to become a professional translator. Eager to expand her knowledge and building a workshop of the translator she has decided to raise up to the challenge of translating the following book into English.

1459
Ebook

Computer Programming for Absolute Beginners. Learn essential computer science concepts and coding techniques to kick-start your programming career

Joakim Wassberg

Learning how to code has many advantages, and gaining the right programming skills can have a massive impact on what you can do with your current skill set and the way you advance in your career. This book will be your guide to learning computer programming easily, helping you overcome the difficulties in understanding the major constructs in any mainstream programming language.Computer Programming for Absolute Beginners starts by taking you through the building blocks of any programming language with thorough explanations and relevant examples in pseudocode. You'll understand the relationship between computer programs and programming languages and how code is executed on the computer. The book then focuses on the different types of applications that you can create with your programming knowledge. You'll delve into programming constructs, learning all about statements, operators, variables, and data types. As you advance, you'll see how to control the flow of your programs using control structures and reuse your code using functions. Finally, you'll explore best practices that will help you write code like a pro.By the end of this book, you'll be prepared to learn any programming language and take control of your career by adding coding to your skill set.

1460
Ebook

Computer Security and Encryption. Advanced Techniques for Securing Digital Information

Mercury Learning and Information, S. R. Chauhan, S. Jangra

This book addresses the rapid growth of cybercrime by focusing on cryptography and system security. It emphasizes rigorous security models and practices in network and system design. The first part introduces system security concepts, object models, and inter-object communications, providing a foundation in cryptography for beginners and advanced readers alike.The course starts with basic security concepts, moving to public key cryptography, SSL, and transaction security on the web. It covers IP security, firewalls, public key certificates, and security at the IP layer. Readers will also learn about remote access with Internet Protocol security and virtual private networks. The final chapters address the security of emerging technologies like Big Data Analytics, cloud computing, IoT, Smart Grid, SCADA, control systems, and Wireless Sensor Networks.Understanding these concepts is crucial for protecting against cyber threats. This book transitions readers from basic knowledge to advanced security practices, blending theoretical insights with practical applications. It is an invaluable resource for mastering cryptography and system security in today's digital age.

1461
Ebook

Computer Vision for the Web. Unleash the power of the Computer Vision algorithms in JavaScript to develop vision-enabled web content

Foat Akhmadeev

This book will give you an insight into controlling your applications with gestures and head motion and readying them for the web. Packed with real-world tasks, it begins with a walkthrough of the basic concepts of Computer Vision that the JavaScript world offers us, and you’ll implement various powerful algorithms in your own online application. Then, we move on to a comprehensive analysis of JavaScript functions and their applications. Furthermore, the book will show you how to implement filters and image segmentation, and use tracking.js and jsfeat libraries to convert your browser into Photoshop. Subjects such as object and custom detection, feature extraction, and object matching are covered to help you find an object in a photo. You will see how a complex object such as a face can be recognized by a browser as you move toward the end of the book. Finally, you will focus on algorithms to create a human interface. By the end of this book, you will be familiarized with the application of complex Computer Vision algorithms to develop your own applications, without spending much time learning sophisticated theory.

1462
Ebook

Computer Vision on AWS. Build and deploy real-world CV solutions with Amazon Rekognition, Lookout for Vision, and SageMaker

Lauren Mullennex, Nate Bachmeier, Jay Rao

Computer vision (CV) is a field of artificial intelligence that helps transform visual data into actionable insights to solve a wide range of business challenges. This book provides prescriptive guidance to anyone looking to learn how to approach CV problems for quickly building and deploying production-ready models.You’ll begin by exploring the applications of CV and the features of Amazon Rekognition and Amazon Lookout for Vision. The book will then walk you through real-world use cases such as identity verification, real-time video analysis, content moderation, and detecting manufacturing defects that’ll enable you to understand how to implement AWS AI/ML services. As you make progress, you'll also use Amazon SageMaker for data annotation, training, and deploying CV models. In the concluding chapters, you'll work with practical code examples, and discover best practices and design principles for scaling, reducing cost, improving the security posture, and mitigating bias of CV workloads.By the end of this AWS book, you'll be able to accelerate your business outcomes by building and implementing CV into your production environments with the help of AWS AI/ML services.

1463
Ebook

Computer Vision Projects with OpenCV and Python 3. Six end-to-end projects built using machine learning with OpenCV, Python, and TensorFlow

Matthew Rever

Python is the ideal programming language for rapidly prototyping and developing production-grade codes for image processing and Computer Vision with its robust syntax and wealth of powerful libraries. This book will help you design and develop production-grade Computer Vision projects tackling real-world problems.With the help of this book, you will learn how to set up Anaconda and Python for the major OSes with cutting-edge third-party libraries for Computer Vision. You'll learn state-of-the-art techniques for classifying images, finding and identifying human postures, and detecting faces within videos. You will use powerful machine learning tools such as OpenCV, Dlib, and TensorFlow to build exciting projects such as classifying handwritten digits, detecting facial features,and much more. The book also covers some advanced projects, such as reading text from license plates from real-world images using Google’s Tesseract software, and tracking human body poses using DeeperCut within TensorFlow.By the end of this book, you will have the expertise required to build your own Computer Vision projects using Python and its associated libraries.

1464
Ebook

Computer Vision with OpenCV 3 and Qt5. Build visually appealing, multithreaded, cross-platform computer vision applications

Amin Ahmadi Tazehkandi

Developers have been using OpenCV library to develop computer vision applications for a long time. However, they now need a more effective tool to get the job done and in a much better and modern way. Qt is one of the major frameworks available for this task at the moment. This book will teach you to develop applications with the combination of OpenCV 3 and Qt5, and how to create cross-platform computer vision applications. We’ll begin by introducing Qt, its IDE, and its SDK. Next you’ll learn how to use the OpenCV API to integrate both tools, and see how to configure Qt to use OpenCV. You’ll go on to build a full-fledged computer vision application throughout the book. Later, you’ll create a stunning UI application using the Qt widgets technology, where you’ll display the images after they are processed in an efficient way. At the end of the book, you’ll learn how to convert OpenCV Mat to Qt QImage. You’ll also see how to efficiently process images to filter them, transform them, detect or track objects as well as analyze video. You’ll become better at developing OpenCV applications.

1465
Ebook
1466
Ebook

concrete5: Beginner's Guide. concrete5 is a superb content management system and this book will show you how to get going with it. From basic installation through to advanced techniques of customization, it's the perfect primer for web developers. - Second Edition

Remo Laubacher, Concrete5 Project

concrete5 is an open source content management system (CMS) for publishing content on the World Wide Web and intranets. concrete5 is designed for ease of use, and for users with limited technical skills. It enables users to edit site content directly from the page. It provides version management for every page and allows users to edit images through an embedded editor on the page.concrete5 Beginner's Guide shows you everything you need to get your own site up and running in no time. You will then learn how to change the look of it before you find out all you need to add custom functionality to concrete5.concrete5 Beginner's Guide starts with installation, then you customize the look and feel and continue to add your own functionality. After you've installed and configured your own concrete5 site, we'll have a closer look at themes and integrate a simple layout into concrete5. Afterwards, we're going to build a block from scratch which you can use to manage a news section. We're also going to add a button to our site which can be used to create a PDF document on the fly. This book also covers some examples that show you how to integrate an existing jQuery plugin.concrete5 Beginner's Guide is a book for developers looking to get started with concrete5 in order to create great websites and applications.

1467
Ebook

concrete5 Cookbook. Over 140 recipes to help you develop websites using the concrete5 content management system

Concrete5 Project, David Strack

concrete5 is an increasingly popular open source content management system because of its incredible and easy-to-use interface. But, it also comes complete with a robust PHP framework, allowing web developers to create custom websites and applications with ease.concrete5 Cookbook is a practical collection of solutions to tasks that both novice and experienced concrete5 developers face on a regular basis. Readers will learn multiple subjects, including full blueprints for developing an event calendar add-on and an image gallery block. Developers new to concrete5 will quickly learn how to customize concrete5 to their needs, and seasoned pros will find it an excellent quick reference for performing specific tasks.concrete5 Cookbook will transform ordinary PHP developers into concrete5 experts capable of bending concrete5 to their will and unleashing the true power of this up-and-coming content management system. Throughout the course of over 140 recipes and 3 bonus project blueprint chapters, PHP developers will learn how to create custom blocks and dashboard interfaces as well as programmatically work with pages, files, users, permissions, and more. Discover the built-in Active Record support that makes working with databases simple and maintainable. Readers will also learn how to take advantage of the numerous helper classes included in concrete5, and will dive deep into the concrete5 MVC framework to create powerful custom websites and applications. Tie together all of the concepts learned in the recipes with 3 bonus chapters featuring complete blueprints to create a calendar add-on, an image gallery block type, and tips on how to sell your themes and add-ons for money!concrete5 Cookbook is a complete collection of recipes to solve the most common (and some not-so-common) tasks that concrete5 developers will face on a regular basis.

1468
Ebook

Concurrency with Modern C++. What every professional C++ programmer should know about concurrency

Rainer Grimm

C++11 is the first C++ standard that deals with concurrency. The story goes on with C++17 and will continue with C++20/23. Concurrency with Modern C++ is a practical guide that gets you to grips with concurrent programming in Modern C++.Starting with the C++ memory model and using many ready-to-run code examples, the book covers everything you need to improve your C++ multithreading skills. You'll gain insight into different design patterns. You'll also uncover the general consideration you have to keep in mind while designing a concurrent data structure. The final chapter in the book talks extensively about the common pitfalls of concurrent programming and ways to overcome these hurdles.By the end of the book, you'll have the skills to build your own concurrent programs and enhance your knowledge base.

1469
Ebook

Concurrent Patterns and Best Practices. Build scalable apps in Java with multithreading, synchronization and functional programming patterns

Atul S. Khot

Selecting the correct concurrency architecture has a significant impact on the design and performance of your applications. Concurrent design patterns help you understand the different characteristics of parallel architecture to make your code faster and more efficient.This book will help Java developers take a hands-on approach to building scalable and distributed apps by following step-by-step explanations of essential concepts and practical examples. You’ll begin with basic concurrency concepts and delve into the patterns used for explicit locking, lock-free programming, futures, and actors.You’ll explore coding with multithreading design patterns, including master, slave, leader, follower, and map-reduce, and then move on to solve problems using synchronizer patterns. You'll even discover the rationale for these patterns in distributed and parallel applications, and understand how future composition, immutability, and the monadic flow help you create more robust code.By the end of the book, you’ll be able to use concurrent design patterns to build high performance applications confidently.

1470
Ebook
1471
Ebook

Configuring IPCop Firewalls: Closing Borders with Open Source. How to setup, configure and manage your Linux firewall, web proxy, DHCP, DNS, time server, and VPN with this powerful Open Source solution

Barrie Dempster, James Eaton-Lee

IPCop is a powerful, open source, Linux based firewall distribution for primarily Small Office Or Home (SOHO) networks, although it can be used in larger networks. It provides most of the features that you would expect a modern firewall to have, and what is most important is that it sets this all up for you in a highly automated and simplified way.This book is an easy introduction to this popular application. After introducing and explaining the foundations of firewalling and networking and why they're important, the book moves on to cover using IPCop, from installing it, through configuring it, to more advanced features, such as configuring IPCop to work as an IDS, VPN and using it for bandwidth management. While providing necessary theoretical background, the book takes a practical approach, presenting sample configurations for home users, small businesses, and large businesses. The book contains plenty of illustrative examples.

1472
Ebook

Configuring Windows Server Hybrid Advanced Services Exam Ref AZ-801. Configure advanced Windows Server services for on-premises, hybrid, and cloud environments

Chris Gill, Shannon Kuehn

Configuring Windows Server Hybrid Advanced Services Exam Ref AZ-801 helps you master various cloud and data center management concepts in detail, helping you grow your expertise in configuring and managing Windows Server in on-premises, hybrid, and cloud-based workloads. Throughout the book, you'll cover all the topics needed to pass the AZ-801 exam and use the skills you acquire to advance in your career.With this book, you’ll learn how to secure your on-premises Windows Server resources and Azure IaaS workloads. First, you’ll explore the potential vulnerabilities of your resources and learn how to fix or mitigate them. Next, you'll implement high availability Windows Server virtual machine workloads with Hyper-V Replica, Windows Server Failover Clustering, and Windows File Server.You’ll implement disaster recovery and server migration of Windows Server in on-premises and hybrid environments. You’ll also learn how to monitor and troubleshoot Windows Server environments.By the end of this book, you'll have gained the knowledge and skills required to ace the AZ-801 exam, and you'll have a handy, on-the-job desktop reference guide.