Operational systems

In this category of our online library you will find books on operating systems. Some of them are introductions to software such as Windows, Linux or Android. Others dive into more technical issues regarding the configuration of these systems and the tools used on them, such as Ansible.

33
Ebook

Architecting Modern Java EE Applications. Designing lightweight, business-oriented enterprise applications in the age of cloud, containers, and Java EE 8

Sebastian Daschner

Java EE 8 brings with it a load of features, mainly targeting newer architectures such as microservices, modernized security APIs, and cloud deployments. This book will teach you to design and develop modern, business-oriented applications using Java EE 8. It shows how to structure systems and applications, and how design patterns and Domain Driven Design aspects are realized in the age of Java EE 8. You will learn about the concepts and principles behind Java EE applications, and how to effect communication, persistence, technical and cross-cutting concerns, and asynchronous behavior.This book covers Continuous Delivery, DevOps, infrastructure-as-code, containers, container orchestration technologies, such as Docker and Kubernetes, and why and especially how Java EE fits into this world. It also covers the requirements behind containerized, zero-dependency applications and how modern Java EE application servers support these approaches. You will also learn about automated, fast, and reliable software tests, in different test levels, scopes, and test technologies. This book covers the prerequisites and challenges of distributed systems that lead to microservice, shared-nothing architectures. The challenges and solutions of consistency versus scalability will further lead us to event sourcing, event-driven architectures, and the CQRS principle. This book also includes the nuts and bolts of application performance as well as how to realize resilience, logging, monitoring and tracing in a modern enterprise world. Last but not least the demands of securing enterprise systems are covered.By the end, you will understand the ins and outs of Java EE so that you can make critical design decisions that not only live up to, but also surpass your clients' expectations.

34
Ebook

Architecting the Industrial Internet. The architect's guide to designing Industrial Internet solutions

Robert Stackowiak, Shyam Varan Nath, Carla Romano

The Industrial Internet or the IIoT has gained a lot of traction. Many leading companies are driving this revolution by connecting smart edge devices to cloud-based analysis platforms and solving their business challenges in new ways. To ensure a smooth integration of such machines and devices, sound architecture strategies based on accepted principles, best practices, and lessons learned must be applied.This book begins by providing a bird's eye view of what the IIoT is and how the industrial revolution has evolved into embracing this technology. It then describes architectural approaches for success, gathering business requirements, and mapping requirements into functional solutions. In a later chapter, many other potential use cases are introduced including those in manufacturing and specific examples in predictive maintenance, asset tracking and handling, and environmental impact and abatement. The book concludes by exploring evolving technologies that will impact IIoT architecture in the future and discusses possible societal implications of the Industrial Internet and perceptions regarding these projects.By the end of this book, you will be better equipped to embrace the benefits of the burgeoning IIoT.

35
Ebook

Architectural Patterns. Uncover essential patterns in the most indispensable realm of enterprise architecture

Anupama Murali, Harihara Subramanian J, Pethuru Raj Chelliah

Enterprise Architecture (EA) is typically an aggregate of the business, application, data, and infrastructure architectures of any forward-looking enterprise. Due to constant changes and rising complexities in the business and technology landscapes, producing sophisticated architectures is on the rise. Architectural patterns are gaining a lot of attention these days.The book is divided in three modules. You'll learn about the patterns associated with object-oriented, component-based, client-server, and cloud architectures. The second module covers Enterprise Application Integration (EAI) patterns and how they are architected using various tools and patterns. You will come across patterns for Service-Oriented Architecture (SOA), Event-Driven Architecture (EDA), Resource-Oriented Architecture (ROA), big data analytics architecture, and Microservices Architecture (MSA). The final module talks about advanced topics such as Docker containers, high performance, and reliable application architectures. The key takeaways include understanding what architectures are, why they're used, and how and where architecture, design, and integration patterns are being leveraged to build better and bigger systems.

36
Ebook

Architecture and Design of the Linux Storage Stack. Gain a deep understanding of the Linux storage landscape and its well-coordinated layers

Muhammad Umer

The Linux storage stack serves as a prime example of meticulously coordinated layers. Embark on a journey through the kernel code with Architecture and Design of the Linux Storage Stack, crafted for anyone seeking in-depth knowledge about the layered design of Linux storage and its landscape.You’ll explore the Linux storage stack and its various concepts. You’ll unlock the secrets of the virtual filesystem and the actual filesystem and the differences in their implementation, the role of the block layer, the Multi-Queue and Device Mapper frameworks, I/O schedulers, physical storage layout, and how to analyze all the layers in the storage stack.By the end of this book, you’ll be acquainted with how a simple I/O request from a process travels down through all the layers and ends up in physical storage.

37
Ebook

Archiwizacja i odzyskiwanie danych

W. Curtis Preston

Optymalizacja procesu archiwizacji dla administratorów i nie tylko Jak archiwizować i odtwarzać system oraz dane? Jak wybrać optymalną metodę archiwizacji? Jak ograniczyć koszty związane z procesem archiwizacji? Wdrożenie systemu archiwizacji jest podstawową czynnością, jaką administrator powinien wykonać. Cel tej procedury jest oczywisty, tak jak cena, jaką przyjdzie zapłacić za brak takiego systemu. Utrata danych lub krach systemu wcale nie muszą oznaczać dla firmy długiego postoju i narażać jej na wielkie straty; wtedy to właśnie wysiłek, jaki włożył administrator w system archiwizacji, jest doceniany przez pracodawców i współpracowników. Jakie urządzenia i narzędzia należy zastosować, aby ten proces był sprawny i szybki, a jednocześnie zmieścił się w wyznaczonym do tego celu budżecie? Opisane oprogramowanie i rady udzielone przez autora tej książki pomogą Ci dokonać właściwego wyboru. "Archiwizacja i odzyskiwanie danych" to przewodnik po darmowych narzędziach do archiwizacji i odzyskiwania danych, przeznaczony głównie dla administratorów. W. Curtis Preston, specjalista w dziedzinie ochrony danych, zwrócił uwagę, że środki przeznaczone na system archiwizacji są często zbyt małe, by zapewnić mu wysoką skuteczność. Przyglądając się bliżej bezpłatnym narzędziom, odkrył ich duże możliwości; swoje spostrzeżenia i uwagi na ich temat zapisał w tej książce. Prędzej czy później każdy administrator staje przed koniecznością odbudowania systemu lub odzyskania danych i właśnie lektura tej książki sprawi, że będzie na to przygotowany! Narzędzia do archiwizacji i odtwarzania danych Przegląd programów komercyjnych i darmowych Urządzenia archiwizujące Przywracanie komputera od podstaw z wybranym systemem operacyjnym Archiwizacja i odtwarzanie baz danych Sposoby zabezpieczania archiwum i magazynów danych Wykorzystanie wirtualnych maszyn w procesie archiwizacji Poszerz swoją wiedzę i archiwizuj dane we właściwy, a także sprawdzony sposób!

38
Ebook

Arduino Data Communications. Learn how to configure databases, MQTT, REST APIs, and store data over LoRaWAN, HC-12, and GSM

Robert Thas John

In our modern, internet-connected world, where billions of devices constantly collect and send data to systems to be stored and processed, it’s surprising how the intricacies of data transmission and storage are often overlooked in the IoT domain. With Arduino Data Communications, you'll bridge the knowledge gap and become an expert in collecting data from IoT sensors, transmitting data, and configuring your own databases.This book is an exploration of IoT’s inner workings, guiding you through the process of setting up an end-to-end system that you can employ to prototype your own IoT solutions, using easy-to-follow examples. It begins with a general overview of the Arduino ecosystem, acquainting you with various sensors and shields and unveiling the art of data collection. You’ll then explore data formats and methods to store data, both locally and on database servers. As you progress through the chapters, you’ll learn how to set up REST and MQTT infrastructure to communicate with databases and get hands-on with LoRaWAN, Ethernet, cellular, HC-12, and RS-485. The final chapters are your training ground for real-world projects, imparting the essential knowledge you need to tackle complex challenges with confidence.By the end of this Arduino book, you'll have seamlessly configured an end-to-end system, all while immersing yourself in practical scenarios that bring the world of IoT to life.

39
Ebook

ASP.NET Core, Angular i Bootstrap. Kompletny przybornik front-end developera

Simone Chiaretta

Dobry webdeveloper to wszechstronny webdeveloper. Nie może poprzestawać na znajomości jednego języka i umiejętności korzystania z jednej, konkretnej technologii. Co więcej, rozpowszechnianie się jednostronicowych aplikacji internetowych (ang. Single Page Application, SPA) zaciera wyraźną do niedawna różnicę między pracą programisty back-endu a obowiązkami programisty front-endu. Programiści back-endu muszą dziś poznawać narzędzia do niedawna uznawane za typowe w przyborniku programisty front-endu, takie jak wybrane frameworki JavaScriptu. Powinni też nieźle sobie radzić z technologią CSS. Do tego muszą możliwie szybko zorientować się, które języki i frameworki najlepiej sprostają potrzebom konkretnego projektu. Ta książka jest przeznaczona dla projektantów, którzy chcą poznać narzędzia do programowania front-endu i nauczyć się ich efektywnego użytkowania w połączeniu z ASP.NET Core MVC. Zawiera najlepsze praktyki tworzenia front-endu i praktyczną wiedzę dotyczącą programowania za pomocą ASP.NET Core MVC. Znalazła się tu również prezentacja najpopularniejszych frameworków i narzędzi służących do tworzenia front-endu, takich jak Angular, Bootstrap, NuGet, Bower, WebPack, Gulp i Azure, ponadto omówiono wprowadzone w Visual Studio 2017 nowe funkcje przeznaczone do tego celu. Przedstawiono także rozwiązania, które umożliwiają wykorzystywanie .NET Core na platformie macOS. Poszczególne koncepcje zostały zilustrowane przejrzystymi fragmentami przykładowego kodu. W tej książce między innymi: zwięzłe wprowadzenie do ASP.NET Core MVC praca z Angularem w Visual Studio Bootstrap i responsywność stron internetowych narzędzia i technologie przydatne do programowania front-endu zintegrowane podejście do etapów testowania, kompilowania i wdrażania aplikacji Znakomite frameworki, specjalne narzędzia - poznaj je wszystkie!

40
Ebook

Augmented Reality for Developers. Build practical augmented reality applications with Unity, ARCore, ARKit, and Vuforia

Jonathan Linowes, Krystian Babilinski

Augmented Reality brings with it a set of challenges that are unseen and unheard of for traditional web and mobile developers. This book is your gateway to Augmented Reality development—not a theoretical showpiece for your bookshelf, but a handbook you will keep by your desk while coding and architecting your first AR app and for years to come.The book opens with an introduction to Augmented Reality, including markets, technologies, and development tools. You will begin by setting up your development machine for Android, iOS, and Windows development, learning the basics of using Unity and the Vuforia AR platform as well as the open source ARToolKit and Microsoft Mixed Reality Toolkit. You will also receive an introduction to Apple's ARKit and Google's ARCore! You will then focus on building AR applications, exploring a variety of recognition targeting methods. You will go through multiple complete projects illustrating key market sectors including business marketing, education, industrial training, and gaming. By the end of the book, you will have gained the necessary knowledge to make quality content appropriate for a range of AR devices, platforms, and intended uses.

41
Ebook

Automatyzacja zadań w Linuxie za pomocą skryptów Bash

Praca zbiorowa

W tym kieszonkowym poradniku znajdziesz: 12 gotowych skryptów - kopiuj, modyfikuj i automatyzuj pracę jak profesjonalista! 5 praktycznych ćwiczeń - nauczysz się krok po kroku tworzyć własne automatyzacje. Omówienie wideo - zobacz, jak działają skrypty i wykorzystaj je natychmiast. Porady, jak unikać najczęstszych błędów

42
Ebook

AUTOSAR Fundamentals and Applications. Establishing a solid foundation for automotive software design with AUTOSAR

Hossam Soffar

AUTOSAR has become the standard for developing automotive ECUs, driven by the demand for increasingly sophisticated features that require a robust, safe, secure, and scalable framework for efficient development for automotive software. For those new to AUTOSAR, its complexity, intricate architecture, and extensive standards can be daunting. With twelve years of experience in the automotive software industry, Hossam Soffar brings his unparalleled expertise to this essential AUTOSAR guide, addressing these challenges by explaining AUTOSAR's framework, architecture, and their application through best practices and real-world use cases.This book comprehensively explores AUTOSAR’s objectives, guiding you through its layered architecture and various stacks, components, and communication mechanisms. You’ll learn how to design, configure, and integrate AUTOSAR Basic Software (BSW) components, understand the real-time-environment (RTE), and master the principles of communications, diagnostics, security, and operating systems, all of which is essential for developing high-quality, safety-critical, and efficient ECUs. With a clear understanding of how these elements work together, you'll be equipped to navigate the complexities of modern automotive software development to build, implement, and manage automotive systems with enhanced efficiency.

43
Ebook

AWS Administration Cookbook. Harness the full capability of AWS

Rowan Udell, Lucas Chan

Amazon Web Services (AWS) is a bundled remote computing service that provides cloud computing infrastructure over the Internet with storage, bandwidth, and customized support for application programming interfaces (API). Implementing these services to efficiently administer your cloud environments is a core task.This book will help you build and administer your cloud environment with AWS. We’ll begin with the AWS fundamentals, and you’ll build the foundation for the recipes you’ll work on throughout the book. Next, you will find out how to manage multiple accounts and set up consolidated billing. You will then learn to set up reliable and fast hosting for static websites, share data between running instances, and back up your data for compliance. Moving on, you will find out how to use the compute service to enable consistent and fast instance provisioning, and will see how to provision storage volumes and autoscale an application server. Next, you’ll discover how to effectively use the networking and database service of AWS. You will also learn about the different management tools of AWS along with securing your AWS cloud. Finally, you will learn to estimate the costs for your cloud. By the end of the book, you will be able to easily administer your AWS cloud.

44
Ebook

AWS Automation Cookbook. Continuous Integration and Continuous Deployment using AWS services

Nikit Swaraj

AWS CodeDeploy, AWS CodeBuild, and CodePipeline are scalable services offered by AWS that automate an application's build and deployment pipeline. In order to deliver tremendous speed and agility, every organization is moving toward automating their entire application pipeline. This book will cover all the AWS services required to automate your deployment to your instances.You'll begin by setting up and using one of the AWS services for automation –CodeCommit. Next, you'll learn how to build a sample Maven and NodeJS application using CodeBuild. After you've built the application, you'll see how to use CodeDeploy to deploy the application in EC2/Auto Scaling. You'll also build a highly scalable and fault tolerant Continuous Integration (CI)/Continuous Deployment (CD) pipeline using some easy-to-follow recipes.Following this, you'll achieve CI/CD for a microservice application and reduce the risk within your software development life cycle globally. You'll also learn to set up an infrastructure using CloudFormation templates and Ansible, and see how to automate AWS resources using AWS Lambda.Finally, you'll learn to automate instances in AWS and automate the deployment lifecycle of applications. By the end of this book, you'll be able to minimize application downtime and implement CI/CD, gaining total control over your software development lifecycle.

45
Ebook

AWS Certified Solutions Architect - Associate Guide. The ultimate exam guide to AWS Solutions Architect certification

Gabriel Ramirez, Stuart Scott

Amazon Web Services (AWS) is currently the leader in the public cloud market. With an increasing global interest in leveraging cloud infrastructure, the AWS Cloud from Amazon offers a cutting-edge platform for architecting, building, and deploying web-scale cloud applications.As more the rate of cloud platform adoption increases, so does the need for cloud certification. The AWS Certified Solution Architect – Associate Guide is your one-stop solution to gaining certification. Once you have grasped what AWS and its prerequisites are, you will get insights into different types of AWS services such as Amazon S3, EC2, VPC, SNS, and more to get you prepared with core Amazon services. You will then move on to understanding how to design and deploy highly scalable applications. Finally, you will study security concepts along with the AWS best practices and mock papers to test your knowledge.By the end of this book, you will not only be fully prepared to pass the AWS Certified Solutions Architect – Associate exam but also capable of building secure and reliable applications.

46
Ebook

AWS Certified SysOps Administrator - Associate Guide. Your one-stop solution for passing the AWS SysOps Administrator certification

Marko Sluga

AWS certifications are becoming one of the must have certifications for any IT professional working on an AWS Cloud platform. This book will act as your one stop preparation guide to validate your technical expertise in deployment, management, and operations on the AWS platform. Along with exam specific content this book will also deep dive into real world scenarios and hands-on instructions. This book will revolve around concepts like teaching you to deploy, manage, and operate scalable, highly available, and fault tolerant systems on AWS. You will also learn to migrate an existing on-premises application to AWS. You get hands-on experience in selecting the appropriate AWS service based on compute, data, or security requirements. This book will also get you well versed with estimating AWS usage costs and identifying operational cost control mechanisms.By the end of this book, you will be all prepared to implement and manage resources efficiently on the AWS cloud along with confidently passing the AWS Certified SysOps Administrator – Associate exam.

47
Ebook

AWS for System Administrators. Build, automate, and operate scalable cloud infrastructure on AWS - Second Edition

Marcel Neidinger, Prashant Lakhera

System administrators adopting AWS often struggle with automation, scalability, and multi-account management. Originally authored by Prashant Lakhera and now thoroughly updated by Senior Solutions Architect Marcel Neidinger, this second edition is your scenario-driven, hands-on guide to efficiently deploying and managing cloud infrastructure using Infrastructure as Code (IaC).This updated edition features new topics like chaos engineering with AWS Fault Injection Simulator, multi-account CI/CD deployments, reusable IaC patterns, and cloud compliance using AWS Config and service control policies—all to help you build modern cloud architectures.You’ll set up AWS CLI, Terraform, and CDK to automate deployments, as well as explore cloud networking with VPCs, EC2, and Transit Gateway, followed by auto-scaling and load balancing strategies. The chapters highlight AWS Secrets Manager for securely storing and accessing your secrets, along with CloudWatch for monitoring and observability in the cloud. You’ll implement centralized logging and develop backup and disaster recovery strategies. The book guides you through the processes and best practices for setting up a multi-account environment, with real-world scenarios for optimizing costs and ensuring high availability.By the end of this book, you’ll have the skills to efficiently deploy, manage, and optimize AWS infrastructure at scale.

48
Ebook

AWS: Security Best Practices on AWS. Learn to secure your data, servers, and applications with AWS

Albert Anthony

With organizations moving their workloads, applications, and infrastructure to the cloud at an unprecedented pace, security of all these resources has been a paradigm shift for all those who are responsible for security; experts, novices, and apprentices alike.This book focuses on using native AWS security features and managed AWS services to help you achieve continuous security. Starting with an introduction to Virtual Private Cloud (VPC) to secure your AWS VPC, you will quickly explore various components that make up VPC such as subnets, security groups, various gateways, and many more.You will also learn to protect data in the AWS platform for various AWS services by encrypting and decrypting data in AWS. You will also learn to secure web and mobile applications in AWS cloud.This book is ideal for all IT professionals, system administrators, security analysts, solution architects, and chief information security officers who are responsible for securing workloads in AWS for their organizations.This book is embedded with useful assessments that will help you revise the concepts you have learned in this book. This book is repurposed for this specific learning experience from material from Packt's Mastering AWS Security, written by Albert Anthony.