Java
Dział Java to obszerne i szczegółowe kompendium wiedzy na temat jednego z najpopularniejszych obiektowych języków programowania. Książki zawarte w tej kategorii zawierają nieocenioną pomoc dotyczącą zasad i mechanizmów programowania w Javie oraz możliwości wykorzystania tego języka na dowolnych platformach sprzętowych i systemowych.
Dowiecie się jak zapewnić niezmienność obiektu lub jak stosować wyjątki przechwytywalne lub wyjątki czasu wykonania. Poznacie typy ogólne i wyliczeniowe, interfejsy czy zalety stosowania statycznych klas składowych oraz nauczycie się jak tworzyć i usuwać wybrane obiekty, a także dokumentować bezpieczeństwo dla wątków.
Dr. Edward Lavieri Jr.
Java design patterns are reusable and proven solutions to software design problems. This book covers over 60 battle-tested design patterns used by developers to create functional, reusable, and flexible software. Hands-On Design Patterns with Java starts with an introduction to the Unified Modeling Language (UML), and delves into class and object diagrams with the help of detailed examples. You'll study concepts and approaches to object-oriented programming (OOP) and OOP design patterns to build robust applications. As you advance, you'll explore the categories of GOF design patterns, such as behavioral, creational, and structural, that help you improve code readability and enable large-scale reuse of software. You’ll also discover how to work effectively with microservices and serverless architectures by using cloud design patterns, each of which is thoroughly explained and accompanied by real-world programming solutions. By the end of the book, you’ll be able to speed up your software development process using the right design patterns, and you’ll be comfortable working on scalable and maintainable projects of any size.
Alexey Soshin
Design patterns enable you as a developer to speed up the development process by providing you with proven development paradigms. Reusing design patterns helps prevent complex issues that can cause major problems, improves your code base, promotes code reuse, and makes an architecture more robust.The mission of this book is to ease the adoption of design patterns in Kotlin and provide good practices for programmers. The book begins by showing you the practical aspects of smarter coding in Kotlin, explaining the basic Kotlin syntax and the impact of design patterns. From there, the book provides an in-depth explanation of the classical design patterns of creational, structural, and behavioral families, before heading into functional programming. It then takes you through reactive and concurrent patterns, teaching you about using streams, threads, and coroutines to write better code along the way By the end of the book, you will be able to efficiently address common problems faced while developing applications and be comfortable working on scalable and maintainable projects of any size.
Cesar Saavedra, Heiko W. Rupp , Jeff...
Eclipse MicroProfile has gained momentum in the industry as a multi-vendor, interoperable, community-driven specification. It is a major disruptor that allows organizations with large investments in enterprise Java to move to microservices without spending a lot on retraining their workforce.This book is based on MicroProfile 2.2, however, it will guide you in running your applications in MicroProfile 3.0. You'll start by understanding why microservices are important in the digital economy and how MicroProfile addresses the need for enterprise Java microservices. You'll learn about the subprojects that make up a MicroProfile, its value proposition to organizations and developers, and its processes and governance. As you advance, the book takes you through the capabilities and code examples of MicroProfile’s subprojects - Config, Fault Tolerance, Health Check, JWT Propagation, Metrics, and OpenTracing. Finally, you’ll be guided in developing a conference application using Eclipse MicroProfile, and explore possible scenarios of what’s next in MicroProfile with Jakarta EE.By the end of this book, you'll have gained a clear understanding of Eclipse MicroProfile and its role in enterprise Java microservices.
Juha Hinkula
Apart from knowing how to write frontend and backend code, a full-stack engineer has to tackle all the problems that are encountered in the application development life cycle, starting from a simple idea to UI design, the technical design, and all the way to implementing, testing, production, deployment, and monitoring. This book covers the full set of technologies that you need to know to become a full-stack web developer with Spring Boot for the backend and React for the frontend. This comprehensive guide demonstrates how to build a modern full-stack application in practice. This book will teach you how to build RESTful API endpoints and work with the data access Layer of Spring, using Hibernate as the ORM. As we move ahead, you will be introduced to the other components of Spring, such as Spring Security, which will teach you how to secure the backend. Then, we will move on to the frontend, where you will be introduced to React, a modern JavaScript library for building fast and reliable user interfaces, and its app development environment and components.You will also create a Docker container for your application. Finally, the book will lay out the best practices that underpin professional full-stack web development.
Corey Wade
XGBoost is an industry-proven, open-source software library that provides a gradient boosting framework for scaling billions of data points quickly and efficiently.The book introduces machine learning and XGBoost in scikit-learn before building up to the theory behind gradient boosting. You’ll cover decision trees and analyze bagging in the machine learning context, learning hyperparameters that extend to XGBoost along the way. You’ll build gradient boosting models from scratch and extend gradient boosting to big data while recognizing speed limitations using timers. Details in XGBoost are explored with a focus on speed enhancements and deriving parameters mathematically. With the help of detailed case studies, you’ll practice building and fine-tuning XGBoost classifiers and regressors using scikit-learn and the original Python API. You'll leverage XGBoost hyperparameters to improve scores, correct missing values, scale imbalanced datasets, and fine-tune alternative base learners. Finally, you'll apply advanced XGBoost techniques like building non-correlated ensembles, stacking models, and preparing models for industry deployment using sparse matrices, customized transformers, and pipelines.By the end of the book, you’ll be able to build high-performing machine learning models using XGBoost with minimal errors and maximum speed.
Chintan Mehta, Subhash Shah, Pritesh Shah, Prashant...
While writing an application, performance is paramount. Performance tuning for real-world applications often involves activities geared toward detecting bottlenecks. The recent release of Spring 5.0 brings major advancements in the rich API provided by the Spring framework, which means developers need to master its tools and techniques to achieve high performance applications.Hands-On High Performance with Spring 5 begins with the Spring framework's core features, exploring the integration of different Spring projects. It proceeds to evaluate various Spring specifications to identify those adversely affecting performance. You will learn about bean wiring configurations, aspect-oriented programming, database interaction, and Hibernate to focus on the metrics that help identify performance bottlenecks. You will also look at application monitoring, performance optimization, JVM internals, and garbage collection optimization. Lastly, the book will show you how to leverage the microservice architecture to build a high performance and resilient application.By the end of the book, you will have gained an insight into various techniques and solutions to build and troubleshoot high performance Spring-based applications.
Magnus Larsson
Microservices architecture allows developers to build and maintain applications with ease, and enterprises are rapidly adopting it to build software using Spring Boot as their default framework. With this book, you’ll learn how to efficiently build and deploy microservices using Spring Boot. This microservices book will take you through tried and tested approaches to building distributed systems and implementing microservices architecture in your organization. Starting with a set of simple cooperating microservices developed using Spring Boot, you’ll learn how you can add functionalities such as persistence, make your microservices reactive, and describe their APIs using Swagger/OpenAPI. As you advance, you’ll understand how to add different services from Spring Cloud to your microservice system. The book also demonstrates how to deploy your microservices using Kubernetes and manage them with Istio for improved security and traffic management. Finally, you’ll explore centralized log management using the EFK stack and monitor microservices using Prometheus and Grafana.By the end of this book, you’ll be able to build microservices that are scalable and robust using Spring Boot and Spring Cloud.
Oleh Dokuka, Igor Lozynskyi
These days, businesses need a new type of system that can remain responsive at all times. This is achievable with reactive programming; however, the development of these kinds of systems is a complex task, requiring a deep understanding of the domain. In order to develop highly responsive systems, the developers of the Spring Framework came up with Project Reactor.Hands-On Reactive Programming in Spring 5 begins with the fundamentals of Spring Reactive programming. You’ll explore the endless possibilities of building efficient reactive systems with the Spring 5 Framework along with other tools such as WebFlux and Spring Boot. Further on, you’ll study reactive programming techniques and apply them to databases and cross-server communication. You will advance your skills in scaling up Spring Cloud Streams and run independent, high-performant reactive microservices.By the end of the book, you will be able to put your skills to use and get on board with the reactive revolution in Spring 5.1!
Rahul Sharma
Reactor is an implementation of the Java 9 Reactive Streams specification, an API for asynchronous data processing. This specification is based on a reactive programming paradigm, enabling developers to build enterprise-grade, robust applications with reduced complexity and in less time. Hands-On Reactive Programming with Reactor shows you how Reactor works, as well as how to use it to develop reactive applications in Java.The book begins with the fundamentals of Reactor and the role it plays in building effective applications. You will learn how to build fully non-blocking applications and will later be guided by the Publisher and Subscriber APIs. You will gain an understanding how to use two reactive composable APIs, Flux and Mono, which are used extensively to implement Reactive Extensions. All of these components are combined using various operations to build a complete solution. In addition to this, you will get to grips with the Flow API and understand backpressure in order to control overruns. You will also study the use of Spring WebFlux, an extension of the Reactor framework for building microservices.By the end of the book, you will have gained enough confidence to build reactive and scalable microservices.
Hardik Trivedi, Ameya Kulkarni
Serverless is a cloud computing execution model where the cloud provider dynamically manages the allocation and provisioning of servers. Many companies now use serverless architectures to cut costs and improve scalability. Thanks to its concise and expressive syntax and a smooth learning curve, Kotlin is a great fit for developing serverless applications.With this book, you’ll be able to put your knowledge to work by implementing serverless technology in your applications and become productive in no time. Complete with detailed explanation of essential concepts and examples, this book will help you understand the serverless architecture fundamentals and how to design serverless architectures for your applications. You’ll also explore how AWS Lambda functions work. The book will guide you in designing, building, securing, and deploying your application to production, along with implementing non-functional requirements such as auditing and logging. Furthermore, you’ll discover how to scale up and orchestrate serverless applications using an open source framework and handle distributed serverless systems in production.By the end of the book, you’ll be able to build scalable and cost-efficient Kotlin applications with a serverless framework.
Giuseppe Bonocore
Well-written software architecture is the core of an efficient and scalable enterprise application. Java, the most widespread technology in current enterprises, provides complete toolkits to support the implementation of a well-designed architecture.This book starts with the fundamentals of architecture and takes you through the basic components of application architecture. You'll cover the different types of software architectural patterns and application integration patterns and learn about their most widespread implementation in Java. You'll then explore cloud-native architectures and best practices for enhancing existing applications to better suit a cloud-enabled world. Later, the book highlights some cross-cutting concerns and the importance of monitoring and tracing for planning the evolution of the software, foreseeing predictable maintenance, and troubleshooting. The book concludes with an analysis of the current status of software architectures in Java programming and offers insights into transforming your architecture to reduce technical debt.By the end of this software architecture book, you'll have acquired some of the most valuable and in-demand software architect skills to progress in your career.
Tomcy John
Spring Security enables developers to seamlessly integrate authorization, authentication, and a range of security features for complex enterprise applications. This book provides a hands-on approach to developing reactive applications using Spring and will help you get up and running in no time.Complete with step-by-step explanations, practical examples, and self-assessment questions, the book begins by explaining the essential concepts of reactive programming, Spring Framework, and Spring Security. You’ll then learn about a variety of authentication mechanisms and how to integrate them easily with a Spring MVC application. You’ll also understand how to achieve authorization in a Spring WebFlux application using Spring Security. Furthermore, the book will take you through the configuration required to implement OAuth2 for securing REST APIs, and guide you in integrating security in microservices and serverless applications. Finally, you’ll be able to augment add-ons that will enhance any Spring Security module.By the end of the book, you’ll be equipped to integrate Spring Security into your Java enterprise applications proficiently.
Haskell Cookbook. Build functional applications using Monads, Applicatives, and Functors
Yogesh Sajanikar
Haskell is a purely functional language that has the great ability to develop large and difficult, but easily maintainable software.Haskell Cookbook provides recipes that start by illustrating the principles of functional programming in Haskell, and then gradually build up your expertise in creating industrial-strength programs to accomplish any goal. The book covers topics such as Functors, Applicatives, Monads, and Transformers. You will learn various ways to handle state in your application and explore advanced topics such as Generalized Algebraic Data Types, higher kind types, existential types, and type families. The book will discuss the association of lenses with type classes such as Functor, Foldable, and Traversable to help you manage deep data structures.With the help of the wide selection of examples in this book, you will be able to upgrade your Haskell programming skills and develop scalable software idiomatically.
HBase High Performance Cookbook. Solutions for optimization, scaling and performance tuning
Ruchir Choudhry
Apache HBase is a non-relational NoSQL database management system that runs on top of HDFS. It is an open source, disturbed, versioned, column-oriented store and is written in Java to provide random real-time access to big Data.We’ll start off by ensuring you have a solid understanding the basics of HBase, followed by giving you a thorough explanation of architecting a HBase cluster as per our project specifications. Next, we will explore the scalable structure of tables and we will be able to communicate with the HBase client. After this, we’ll show you the intricacies of MapReduce and the art of performance tuning with HBase. Following this, we’ll explain the concepts pertaining to scaling with HBase. Finally, you will get an understanding of how to integrate HBase with other tools such as ElasticSearch. By the end of this book, you will have learned enough to exploit HBase for boost system performance.
Hibernate Search. Skuteczne wyszukiwanie
Steve Perkins
Użytkownicy aplikacji prawdopodobnie najczęściej korzystają z funkcji wyszukiwania. Ze strony interfejsu użytkownika problem wydaje się trywialny. Zupełnie inne zdanie na ten temat mają programiści. Przygotowanie wydajnego, intuicyjnego i szybkiego mechanizmu wyszukiwania stanowi ogromne wyzwanie. Liczne kryteria, wyszukiwanie tekstu, zależności i połączenia logiczne to tylko część zagadnień, które trzeba opracować. Na szczęście z pomocą przychodzi narzędzie Hibernate Search. Jest to dodatek dla popularnej w świecie Javy i nie tylko biblioteki Hibernate. Dzięki Hibernate Search wprowadzenie rozbudowanych mechanizmów wyszukiwania w Twojej aplikacji będzie całkowicie bezbolesne. W trakcie lektury tej książki dowiesz się, jak zamapować encję, jak budować zapytania oraz zarządzać indeksami. Ponadto poznasz zaawansowane strategie poprawy wydajności oraz pełnię możliwości zapytań. Książka ta jest doskonałym podręcznikiem dla wszystkich programistów języka Java, mających za zadanie wprowadzenie do aplikacji rozbudowanych mechanizmów wyszukujących. Hibernate Search to dla nich prawdziwe koło ratunkowe! Dzięki tej książce: - poznasz możliwości biblioteki Hibernate Search - opanujesz najlepsze strategie zarządzania indeksami - błyskawicznie zbudujesz zapytanie - zachwycisz użytkowników Twojej aplikacji rozbudowaną wyszukiwarką Błyskawicznie zaprojektuj rozbudowany mechanizm wyszukiwania dzięki Hibernate Search!
Dr. Edward Lavieri Jr.
Building high performance into your applications is key to creating an optimal user experience, although it is not the only consideration for the performant nature of your apps. High performance applications can lead to cost-effective resource utilization, especially when scalability and cloud computing are involved. They can also provide highly reliable systems that are easier to maintain.High Performance with Java begins by helping you explore the Java Virtual Machine (JVM) and understand how to push it to its limits to further optimize your programs. You’ll take a hands-on approach to go through memory optimization strategies, input/output operations, concurrency, networking, as well as frameworks and libraries focused on performance. You’ll also learn key strategies and best practices by using industry-relevant examples to architect scalable and resource-efficient applications. The concluding chapters provide valuable insights on optimizing your Java code when interacting with databases and show you how to leverage artificial intelligence (AI) for high performance Java applications.By the end of this book, you’ll grasp the importance of developing high performance Java applications and gain practical experience in implementing key strategies to help ensure your Java applications perform optimally.
This practical guide is intended for those who want to learn how to build extremely scalable applications. This book is easy to read and is aimed at Java enterprise developers with a solid knowledge of Java. However, no previous coding experience with Infinispan is required.
Gianluca Pacchiella
There are currently 7 different versions of operating systems for Android. A growing issue is fragmentation. With the number of Android users and the variety of versions available, Android fragmentation is a huge problem. This little book is the solution. Instant Android Fragmentation Management How-to is a step-by-step guide to writing applications that can run on all devices starting from Android 1.6. With simple solutions for complex problems, this book will walk you through the biggest issues facing Android developers today.This book will take you through the newest features in the latest version of Android, and shows you how to utilize them in the older versions using the compatibility library. This practical guide allows you to focus on creating the best application possible without worrying about compatibility.All the heavy lifting is done for you. Using user interface, adapting your application will work perfectly on any Android operating system. Asynchronous data management will also allow your applications to run smoothly on any device.Everything you need to run your app on any version of Android is right here.
Timothy A. Bish
Apache ActiveMQ is a powerful and popular open source messaging and Integration Patterns server. ActiveMQ is a fully JMS 1.1 compliant Message Broker and supports many advanced features beyond the JMS specification.Instant ActiveMQ Application Development How-to shows you how to get started with the ActiveMQ Message Broker. You will learn how to develop message-based applications using ActiveMQ and the JMS specification.In this book you will learn all the basic skills you need to start writing Java Messaging applications with a firm grounding in the more advanced features of ActiveMQ, giving you the tools to continue to master application development using ActiveMQ.Starting by applying the messaging features of the JMS specification to write basic messaging applications, you will develop a basic JMS application using topics and queues to broadcast events as well as perform Request and Response operations over the JMS.Once you have mastered the simple tasks you will move onto using the advanced features in ActiveMQ to supercharge your messaging applications. You will get to grips with ActiveMQ's scheduler to delay messages. You will also learn how to leverage ActiveMQ's fault-tolerant capabilities to create robust client applications.
Sandeep Patel
GSON is a specialized Java-based library for handling JSON data, developed by Google. GSON demonstrates an efficient use of CPU time, memory efficiency, the library, and developer productivity. This book will help you implement GSON in your Java project.Instant GSON is a practical, hands-on guide that provides you with all the implementation features of the GSON API through coded examples, which will help you take advantage of the real power that is behind the GSON API, and give you a good grounding to use it in your projects.Instant GSON starts with an introduction to the JSON data format and GSON library. It will take you through the configuration steps required to set up a GSON-based Java project. You will learn about the top features of the GSON library, which includes handling generic type and nested class objects in Java, implementing versioning support, exclusion strategies, and pretty printing. At the end of the book you will find some useful references to articles, blogs, and active communities.
Fernando Mayoral
Password security is a critical matter when it comes to protecting the interests of application users and their data for a satisfactory user experience. With the advancement in technology, now more than ever, application developers need to be able to implement reliable mechanisms to prevent passwords from being stolen. Java Password and Authentication Security provides a practical approach to implement these reliable mechanisms with the possibility to make password authentication stronger as technology makes it easier to break them.Java Password and Authentication Security is a practical, hands-on guide covering a number of clear, step-by-step exercises and code examples that will help you to implement strong password authentication solutions for your project in no time.This book starts off with the most basic and well known hashing technique to quickly get an application developer started with implementing a standard password protection mechanism. Furthermore, it covers the stronger SHA (standard hashing algorithm) family in detail and brings up a technique to improve the hash security with a technique called “salting”.You will also learn how to use these hashes, and more importantly, when to use each technique. You will learn that not every hash algorithm is good in every situation, and how to deal with password recovery, password authentication, and timing attacks.
Instant OSGi Starter. The essential guide to modular development with OSGi
Jamie Goodyear, Johan Edstrom
OSGi is a tried and true modularity standard for Java. It has in recent years gained a lot of traction and tooling; becoming frequently used in Enterprise containers and distributed software systems. Instant OSGi Starter is where you should start before beginning your first OSGi based project. You'll be exposed to the core concepts, gain practical experience with the most important features, and learn about the basic tenets of modular code practices. This book begins with the fundamental tools needed for building modular applications, top features with basic tenets of modular core practices and provides useful insights into resources and the community.As this book progresses you will be able to get started programming in OSGi whilst looking at the default three layer design so the application will be architected towards modularity and simplicity.Through exploring several tools and technologies and browsing the communities you will be able to work towards modular programming in OSGi.
Sergio Ramazzina
Pentaho PDI is a modern, powerful, and easy-to-use ETL system that lets you develop ETL processes with simplicity. Explore and gain the experience and skills that you need to run processes from the command line or schedule them by using an extensive description and a good set of samples.Instant Pentaho Data Integration Kitchen How-to will help you to understand the correct way to deal with PDI command line tools. We start with a recipe about how to configure your memory requirements to run your processes effectively and then move forward with a set of recipes that show you the different ways to start PDI processes.We start with a recap about how transformations and jobs are designed using spoon and then move forward to configure memory requirements to properly run your processes from the command line.We dive into the various flags that control the logging system by specifying the logging output and the log verbosity. We focus and deliver all the knowledge you require to run the ETL processes using command line tools with ease and in a proficient manner.
Anthony Dahanne
The possibility to connect to remote web services is a key feature for most Android apps. REST (Representational State Transfer) is the most popular architecture to provide web services to mobile devices and others. OAuth has recently become the web's favorite way to authenticate and authorize users and apps, thanks to its capability to re-use popular web platforms accounts (Google, Facebook, Twitter). Spring for Android is an extension of the Spring Framework that aims to simplify the development of native Android applications.Instant Spring for Android Starterr is a practical, hands-on guide that provides you with a number of clear step-by-step exercises, which will help you take advantage of the abstractions offered by Spring for Android with regard to REST (RestTemplate) and OAuth (OAuthTemplate). It will also introduce you to the bases of those architectures and the associated tooling.This book gets you started using Spring for Android, first letting you know how to set up your workspace to include those libraries in your projects (with the Eclipse IDE and also with the popular building tool Maven) and then providing some clear and real life examples of RESTful and OAUth backed Android applications.After introducing the technology, we'll discover the different Message Converters provided (to consume JSON, XML, and Atom web services) and the main HTTP verbs to interact with RESTful webservices: GET, POST, DELETE, and UPDATE. We'll also mention how to support HTTP Basic Auth, Gzip compression, and finally put in practice the OAuth workflow with a concrete example relying on the Google OAuth service provider to authenticate and authorize an app and users.You will learn everything you need to consume RESTful web services, authenticate your users, and interact with their social platforms profiles from your Android app.