Instant Nokogiri. Learning data scraping and parsing in Ruby using the Nokogiri gem

Hunter Powers, S. Hunter Powers

A wealth of information sits waiting on the Internet. Instant Nokogiri helps you access this information today with Nokogiri, a slick and fast HTML and XML parsing engine. Bundled in an easy-to-use Ruby gem, Nokogiri empowers you to combine disparate data sources and gain an unprecedented insight into your Ruby applications.Instant Nokogiri is a hands-on guide to extracting information from the sources available on the Internet, sources that are not traditionally accessible to developers. You will learn the secrets of identifying content, extracting just the right parts, and incorporating the new data in your Ruby applications.Instant Nokogiri provides step-by-step instructions on how to incorporate the power of the Nokogiri gem and data parsing into your Ruby projects. You will learn all the basics of designing a project around data parsing, exploring disparate data sources, and refining strategies and theories. You will also combine your thoughts in a real-world, real-data sample application. This book will examine common Nokogiri and Ruby methods useful in scraping and parsing complete with practical code samples. You will also learn the secrets behind effective caching, rate limiting, and masking your identity. Instant Nokogiri will teach you how to get targeted data out of HTML and into Ruby, as well as tons of tips, tricks, code snippets, and expert advice.

Splunk: Enterprise Operational Intelligence Delivered. Machine data made accessible

Derek Mock, Betsy Page Sigman, Paul R. Johnson, Erickson Delgado, ...

Splunk is an extremely powerful tool for searching, exploring, and visualizing data of all types. Splunk is becoming increasingly popular, as more and more businesses, both large and small, discover its ease and usefulness. Analysts, managers, students, and others can quickly learn how to use the data from their systems, networks, web traffic, and social media to make attractive and informative reports. This course will teach everything right from installing and configuring Splunk.The first module is for anyone who wants to manage data with Splunk. You’ll start with very basics of Splunk— installing Splunk— before then moving on to searching machine data with Splunk. You will gather data from different sources, isolate them by indexes, classify them into source types, and tag them with the essential fields.With more than 70 recipes on hand in the second module that demonstrate all of Splunk’s features, not only will you find quick solutions to common problems, but you’ll also learn a wide range of strategies and uncover new ideas that will make you rethink what operational intelligence means to you and your organization.Dive deep into Splunk to find the most efficient solution to your data problems in the third module. Create the robust Splunk solutions you need to make informed decisions in big data machine analytics. From visualizations to enterprise integration, this well-organized high level guide has everything you need for Splunk mastery.This learning path combines some of the best that Packt has to offer into one complete, curated package. It includes content from the following Packt products:• Splunk Essentials - Second Edition• Splunk Operational Intelligence Cookbook - Second Edition• Advanced Splunk

Web Development with Blazor. A practical guide to start building interactive UIs with C# 11 and .NET 7 - Second Edition

Jimmy Engström, Jeff Fritz

Blazor is an essential tool if you want to build interactive web apps without JavaScript, but it has a learning curve. Updated with the latest code in .NET 7 and C# 11 and written by someone who adopted Blazor early, this book will help you overcome the challenges associated with being a beginner with Blazor and teach you the best coding practices.You’ll start by learning how to leverage the power of Blazor and exploring the full capabilities of both Blazor Server and Blazor WebAssembly. Then you'll move on to the practical part, centered around a sample project – a blog engine. You'll apply all your newfound knowledge about creating Blazor projects, the inner workings of Razor syntax, validating forms, and creating your own components.This new edition also looks at source generators, dives deeper into Blazor WebAssembly with ahead-of-time, and includes a dedicated new chapter demonstrating how to move components of an existing JavaScript (Angular, React) or MVC-based website to Blazor or combine the two. You’ll also see how to use Blazor (Hybrid) together with .NET MAUI to create cross-platform desktop and mobile applications.When you reach the end of this book, you'll have the confidence you need to create and deploy production-ready Blazor applications, and you'll have a big-picture view of the Blazor landscape.

Oracle SOA Suite 11g Administrator's Handbook. This book will quickly become your constant companion in achieving the reliability and security you want in your day to day administration of Oracle SOA Suite 11g. Covers both broad concepts and real-world implementation

Arun Pareek, Ahmed Aboulnaga

Oracle SOA Suite 11g is the backbone of messaging and application integration in a service-oriented architecture. An application administrator is responsible for an end-to-end administration and management of the infrastructure. Understanding the underlying components, services, and configuration and their relations to each other is necessary to effectively administer the Oracle SOA Suite 11g environment. Due to its sheer size, administering Oracle SOA Suite 11g is a daunting task.This book provides detailed explanations of all the core administrative and management activities around Oracle SOA Suite. It includes compact information for end-to-end administration of Oracle SOA Suite 11g. It delves into advanced topics such as silent installs, cloning, backup and recovery and high availability installations.Using this book, you will be able to administer and secure your Oracle SOA Suite services and applications. You will follow examples that you can use in your everyday life as a SOA Suite administrator. The book begins with managing composite applications, their deployments and lifecycles and then moves on to monitoring instances, service engines, Weblogic Server and composite applications. With a detailed coverage of topics like the administration of individual service components as well as configuring MBeans using both Oracle Enterprise Manager Fusion Middleware Control and WLST-based scripts, you will be equipped to work with any services and applications.Towards the end, you will be taken through identifying faults & exceptions, troubleshooting approaches, and securing various components.

Effective Concurrency in Go. Develop, analyze, and troubleshoot high performance concurrent applications with ease

Burak Serdar

The Go language has been gaining momentum due to its treatment of concurrency as a core language feature, making concurrent programming more accessible than ever. However, concurrency is still an inherently difficult skill to master, since it requires the development of the right mindset to decompose problems into concurrent components correctly. This book will guide you in deepening your understanding of concurrency and show you how to make the most of its advantages.You’ll start by learning what guarantees are offered by the language when running concurrent programs. Through multiple examples, you will see how to use this information to develop concurrent algorithms that run without data races and complete successfully. You’ll also find out all you need to know about multiple common concurrency patterns, such as worker pools, asynchronous pipelines, fan-in/fan-out, scheduling periodic or future tasks, and error and panic handling in goroutines.The central theme of this book is to give you, the developer, an understanding of why concurrent programs behave the way they do, and how they can be used to build correct programs that work the same way in all platforms.By the time you finish the final chapter, you’ll be able to develop, analyze, and troubleshoot concurrent algorithms written in Go.

Practical Mobile Forensics. Forensically investigate and analyze iOS, Android, and Windows 10 devices - Fourth Edition

Rohit Tamma, Oleg Skulkin, Heather Mahalik, Satish Bommisetty

Mobile phone forensics is the science of retrieving data from a mobile phone under forensically sound conditions. This updated fourth edition of Practical Mobile Forensics delves into the concepts of mobile forensics and its importance in today's world.The book focuses on teaching you the latest forensic techniques to investigate mobile devices across various mobile platforms. You will learn forensic techniques for multiple OS versions, including iOS 11 to iOS 13, Android 8 to Android 10, and Windows 10. The book then takes you through the latest open source and commercial mobile forensic tools, enabling you to analyze and retrieve data effectively. From inspecting the device and retrieving data from the cloud, through to successfully documenting reports of your investigations, you'll explore new techniques while building on your practical knowledge. Toward the end, you will understand the reverse engineering of applications and ways to identify malware. Finally, the book guides you through parsing popular third-party applications, including Facebook and WhatsApp.By the end of this book, you will be proficient in various mobile forensic techniques to analyze and extract data from mobile devices with the help of open source solutions.

Python Text Processing with NLTK 2.0 Cookbook: LITE

Jacob Perkins

Real-World Svelte. Supercharge your apps with Svelte 4 by mastering advanced web development concepts

Tan Li Hau, Rich Harris

Svelte has quickly become a popular choice among developers seeking to build fast, responsive, and efficient web applications that are high-performing, scalable, and visually stunning. This book goes beyond the basics to help you thoroughly explore the core concepts that make Svelte stand out among other frameworks.You’ll begin by gaining a clear understanding of lifecycle functions, reusable hooks, and various styling options such as Tailwind CSS and CSS variables. Next, you’ll find out how to effectively manage the state, props, and bindings and explore component patterns for better organization. You’ll also discover how to create patterns using actions, demonstrate custom events, integrate vanilla JS UI libraries, and progressively enhance UI elements. As you advance, you’ll delve into state management with context and stores, implement custom stores, handle complex data, and manage states effectively, along with creating renderless components for specialized functionalities and learning animations with tweened and spring stores. The concluding chapters will help you focus on enhancing UI elements with transitions while covering accessibility considerations.By the end of this book, you’ll be equipped to unlock Svelte's full potential, build exceptional web applications, and deliver performant, responsive, and inclusive user experiences.

Django 4 for the Impatient. Learn the core concepts of Python web development with Django in one weekend

Greg Lim, Daniel Correa

Learning Django can be a tricky and time-consuming activity. There are hundreds of tutorials, loads of documentation, and many explanations that are hard to digest. However, this book enables you to use and learn Django in just a couple of days.In this book, you’ll go on a fun, hands-on, and pragmatic journey to learn Django full stack development. You'll start building your first Django app within minutes. You'll be provided with short explanations and a practical approach that cover some of the most important Django features, such as Django Apps’ structure, URLs, views, templates, models, CSS inclusion, image storage, authentication and authorization, Django admin panel, and many more. You'll also use Django to develop a movies review app and deploy it to the internet.By the end of this book, you'll be able to build and deploy your own Django web applications.

Causal Inference and Discovery in Python. Unlock the secrets of modern causal machine learning with DoWhy, EconML, PyTorch and more

Aleksander Molak, Ajit Jaokar

Causal methods present unique challenges compared to traditional machine learning and statistics. Learning causality can be challenging, but it offers distinct advantages that elude a purely statistical mindset. Causal Inference and Discovery in Python helps you unlock the potential of causality.You’ll start with basic motivations behind causal thinking and a comprehensive introduction to Pearlian causal concepts, such as structural causal models, interventions, counterfactuals, and more. Each concept is accompanied by a theoretical explanation and a set of practical exercises with Python code.Next, you’ll dive into the world of causal effect estimation, consistently progressing towards modern machine learning methods. Step-by-step, you’ll discover Python causal ecosystem and harness the power of cutting-edge algorithms. You’ll further explore the mechanics of how “causes leave traces” and compare the main families of causal discovery algorithms.The final chapter gives you a broad outlook into the future of causal AI where we examine challenges and opportunities and provide you with a comprehensive list of resources to learn more.

Troubleshooting Citrix XenApp!AE. Click here to enter text

Dragos Madarasan, Suraj Ramchandra

Citrix XenApp® is an application virtualization product from Citrix. It allows users to connect to their corporate applications from various computer systems and even mobile devices. XenApp® has grown into a complex software with ever-expanding infrastructures in place. Together with tight integrations with other systems such as Terminal Services, Active Directory, and other third-party authentication services, troubleshooting XenApp® has become more complicated.This book teaches you how to approach troubleshooting complex issues with XenApp® deployments and understand the problem, find a fix or workaround, determine the root cause, and apply corrective steps wherever applicable. The book progresses to give you an idea about the many supportive components that play an important role in XenApp’s application delivery model and should be considered while troubleshooting XenApp® issues. It also shows you standard troubleshooting processes so that you can resolve complex XenApp® issues in a mission critical environment.By the end of this book, you will see how and where to use supportive components that help minimize XenApp® issues. Also, we’ll explain various tools that can be useful when monitoring and optimizing entire application and desktop delivery model.

Kubernetes - An Enterprise Guide. Master containerized application deployments, integrate enterprise systems, and achieve scalability - Third Edition

Marc Boorshtein, Scott Surovich, Ed Price

Stay at the forefront of cloud-native technologies with the eagerly awaited Kubernetes – An Enterprise Guide, Third Edition. Delve deep into Kubernetes and emerge with the latest insights to conquer today's dynamic enterprise challenges.This meticulously crafted edition equips you with the latest insights to skillfully navigate the twists and turns of ever-evolving cloud technology. Experience a more profound exploration of advanced Kubernetes deployments, revolutionary techniques, and expert strategies that redefine your cloud-native skill set. Discover cutting-edge topics reshaping the technological frontier like virtual clusters, container security, and secrets management. Gain an edge by mastering these critical aspects of Kubernetes and propelling your enterprise to new heights.Expertly harness Kubernetes' power for business-critical applications with insider techniques. Smoothly transition to microservices with Istio, excel at modern deployments with GitOps/CI/CD, and bolster security with OPA/Gatekeeper and KubeArmor. Integrate Kubernetes with leading tools for maximum impact in a competitive landscape. Stay ahead of the technology curve with cutting-edge strategies for innovation and growth.Redefine cloud-native excellence with this definitive guide to leveraging Kubernetes.

Microsoft Dynamics Sure Step 2010. The smart guide to the successful delivery of your Dynamics business solutions

Vincent Bellefroid, Chandru Shankar

Delivering business solutions is more than just product play. Software is often viewed as the enabler; however, the key to success is how the solution is implemented and how the implementations are managed. With this as the background, Microsoft has developed Microsoft Dynamics Sure Step as the full lifecycle methodology for the Dynamics business solutions portfolio. Microsoft Dynamics Sure Step enables you to maximize your Dynamics investments and increase your efficiency to select, sell, deliver, operate and support your business solution.This book details the use of the Microsoft Dynamics Sure Step methodology to enable the full lifecycle of Microsoft Dynamics Sure Step business solutions engagements. Guidance is provided on the due diligence process for the customer that overlaps the solution selling cycle for the service provider, through to the solution implementation phases, encompassing on-going maintenance and upgrades.This book provides detailed coverage of how to use Microsoft Dynamics Sure Step to successfully deliver Dynamics solutions for your business.The book begins by focusing on the aspects of due diligence and solution selling– whether you are the customer or the service provider, you can learn how you work together to select the right solution to meet the organization’s needs.In the ensuing chapters, you will learn how Microsoft Dynamics Sure Step can help improve the overall quality of your Dynamics business solution, including coverage of proactive and post go-live optimization offerings and a thorough explanation of how to upgrade your Dynamics solutions to the latest release of the products.Finally, the book discusses the essence of Microsoft Dynamics Sure Step projects and how to successfully deliver these business solutions, including project and change management disciplines and processes.Additional key topics such as a guide to adopting Microsoft Dynamics Sure Step are also provided if you are looking to develop a consistent process in your organization.

Python: Real-World Data Science. Real-World Data Science

Fabrizio Romano, Dusty Phillips, Phuong Vo.T.H, Martin Czygan, ...

The Python: Real-World Data Science course will take you on a journey to become an efficient data science practitioner by thoroughly understanding the key concepts of Python. This learning path is divided into four modules and each module are a mini course in their own right, and as you complete each one, you’ll have gained key skills and be ready for the material in the next module. The course begins with getting your Python fundamentals nailed down. After getting familiar with Python core concepts, it’s time that you dive into the field of data science. In the second module, you'll learn how to perform data analysis using Python in a practical and example-driven way. The third module will teach you how to design and develop data mining applications using a variety of datasets, starting with basic classification and affinity analysis to more complex data types including text, images, and graphs. Machine learning and predictive analytics have become the most important approaches to uncover data gold mines. In the final module, we'll discuss the necessary details regarding machine learning concepts, offering intuitive yet informative explanations on how machine learning algorithms work, how to use them, and most importantly, how to avoid the common pitfalls.

Git: Mastering Version Control

Aske Olsson, Jakub Narębski, Ferdinando Santacroce, Rasmus Voss

Git is one of the most popular types of Distributed Version Control System. Since its inception, it has attracted skilled developers due to its robust, powerful, and reliable features. Like most powerful tools, Git can be hard to approach for the newcomers. However, this learning path will help you overcome this fear and become adept at all the basic and advanced tasks in Git. This course starts with an introduction to version control systems before you delve deeply into the essentials of Git. This serves as a primer for the topics to follow such as branching and merging, creating and managing a GitHub personal repository, and fork and pull requests. You'll also learn how to migrate from SVN using Git tools or TortoiseGit and migrate from other VCSs, concluding with a collection of resources, links, and appendices.As you progress on to the next module, you will learn how you can automate the usual Git processes by utilizing the hook system built into Git. It also covers advanced repository management, including different options to rewrite the history of a Git repository before you discover how you can work offline with Git, how to track what is going on behind the scenes, and how to use the stash for different purposes.Moving forward, you will gain deeper insights into Git's architecture, its underlying concepts, behavior, and best practices. It gives a quick implementation example of using Git for a collaborative development of a sample project to establish the foundation knowledge of Git operational tasks and concepts. By exploring advanced Git practices, you will attain a deeper understanding of Git’s behavior, allowing you to customize and extend existing recipes and write your own.This Learning Path is a blend of content, all packaged up keeping your journey in mind. It includes content from the following Packt products:• Git Essentials, Ferdinando Santacroce• Git Version Control Cookbook, Aske Olsson and Rasmus Voss• Mastering Git, Jakub Nar?bski

Empowering Organizations with Power Virtual Agents. A practical guide to building intelligent chatbots with Microsoft Power Platform

Nicolae Tarla

Power Virtual Agents is a set of technologies released under the Power Platform umbrella by Microsoft. It allows non-developers to create solutions to automate customer interactions and provide services using a conversational interface, thus relieving the pressure on front-line staff providing this kind of support.Empowering Organizations with Power Virtual Agents is a guide to building chatbots that can be deployed to handle front desk services without having to write code. The book takes a scenario-based approach to implementing bot services and automation to serve employees in the organization and external customers. You will uncover the features available in Power Virtual Agents for creating bots that can be integrated into an organization’s public site as well as specific web pages. Next, you will understand how to build bots and integrate them within the Teams environment for internal users. As you progress, you will explore complete examples for implementing automated agents (bots) that can be deployed on sites for interacting with external customers.By the end of this Power Virtual Agents chatbot book, you will have implemented several scenarios to serve external client requests for information, created scenarios to help internal users retrieve relevant information, and processed these in an automated conversational manner.

Big Data Analytics. Real time analytics using Apache Spark and Hadoop

Venkat Ankam

Big Data Analytics book aims at providing the fundamentals of Apache Spark and Hadoop. All Spark components – Spark Core, Spark SQL, DataFrames, Data sets, Conventional Streaming, Structured Streaming, MLlib, Graphx and Hadoop core components – HDFS, MapReduce and Yarn are explored in greater depth with implementation examples on Spark + Hadoop clusters. It is moving away from MapReduce to Spark. So, advantages of Spark over MapReduce are explained at great depth to reap benefits of in-memory speeds. DataFrames API, Data Sources API and new Data set API are explained for building Big Data analytical applications. Real-time data analytics using Spark Streaming with Apache Kafka and HBase is covered to help building streaming applications. New Structured streaming concept is explained with an IOT (Internet of Things) use case. Machine learning techniques are covered using MLLib, ML Pipelines and SparkR and Graph Analytics are covered with GraphX and GraphFrames components of Spark. Readers will also get an opportunity to get started with web based notebooks such as Jupyter, Apache Zeppelin and data flow tool Apache NiFi to analyze and visualize data.

Working Smarter with Microsoft Outlook. Supercharge your office and personal productivity with expert Outlook tips and techniques

Staci Warne

Millions of users across the globe spend their working hours using Microsoft Outlook to manage tasks, schedules, emails, and more. Post-pandemic, many organizations have started adopting remote working, and the need to stay productive in workspace collaboration has been increasing.Working Smarter with Microsoft Outlook takes you through smart techniques, tips, and productivity hacks that will help you become an expert Outlook user. This book brings together everything you need to know about automating your daily repetitive tasks. You’ll gain the skills necessary for working with calendars, contacts, notes, and tasks, and using them to collaborate with Microsoft SharePoint, OneNote, and many other services. You’ll learn how to use powerful tools such as Quick Steps, customized Rules, and Mail Merge with Power Automate for added functionality. Later, the book covers how to use Outlook for sharing information between Microsoft Exchange and cloud services. Toward the concluding chapters, you’ll get an introduction to Outlook programming by creating macros and seeing how you can integrate it within Outlook.By the end of this Microsoft Outlook book, you’ll be able to use Outlook and its features and capabilities efficiently to enhance your workspace collaboration and time management.

ElasticSearch Cookbook. Over 130 advanced recipes to search, analyze, deploy, manage, and monitor data effectively with ElasticSearch

Alberto Paro

GitLab Cookbook. Over 60 hands-on recipes to efficiently self-host your own Git repository using GitLab

Jeroen van Baarsen

Solutions Architect's Handbook. Kick-start your solutions architect career by learning architecture design principles and strategies

Saurabh Shrivastava, Neelanjali Srivastav, Kamal Arora

Becoming a solutions architect gives you the flexibility to work with cutting-edge technologies and define product strategies. This handbook takes you through the essential concepts, design principles and patterns, architectural considerations, and all the latest technology that you need to know to become a successful solutions architect.This book starts with a quick introduction to the fundamentals of solution architecture design principles and attributes that will assist you in understanding how solution architecture benefits software projects across enterprises. You'll learn what a cloud migration and application modernization framework looks like, and will use microservices, event-driven, cache-based, and serverless patterns to design robust architectures. You'll then explore the main pillars of architecture design, including performance, scalability, cost optimization, security, operational excellence, and DevOps. Additionally, you'll also learn advanced concepts relating to big data, machine learning, and the Internet of Things (IoT). Finally, you'll get to grips with the documentation of architecture design and the soft skills that are necessary to become a better solutions architect.By the end of this book, you'll have learned techniques to create an efficient architecture design that meets your business requirements.

Azure Data Factory Cookbook. Build and manage ETL and ELT pipelines with Microsoft Azure's serverless data integration service

Dmitry Anoshin, Dmitry Foshin, Roman Storchak, Xenia Ireton

Azure Data Factory (ADF) is a modern data integration tool available on Microsoft Azure. This Azure Data Factory Cookbook helps you get up and running by showing you how to create and execute your first job in ADF. You’ll learn how to branch and chain activities, create custom activities, and schedule pipelines. This book will help you to discover the benefits of cloud data warehousing, Azure Synapse Analytics, and Azure Data Lake Gen2 Storage, which are frequently used for big data analytics. With practical recipes, you’ll learn how to actively engage with analytical tools from Azure Data Services and leverage your on-premise infrastructure with cloud-native tools to get relevant business insights. As you advance, you’ll be able to integrate the most commonly used Azure Services into ADF and understand how Azure services can be useful in designing ETL pipelines. The book will take you through the common errors that you may encounter while working with ADF and show you how to use the Azure portal to monitor pipelines. You’ll also understand error messages and resolve problems in connectors and data flows with the debugging capabilities of ADF.By the end of this book, you’ll be able to use ADF as the main ETL and orchestration tool for your data warehouse or data platform projects.

Becoming a Microsoft Dynamics 365 Marketing Functional Consultant. Learn to deliver enterprise marketing solutions and insights to exponentially grow your business

Malin Martnes

Marketing is one of the most powerful entities in the modern world with the potential to make or break a business. The mighty Microsoft Dynamics 356 Marketing tool offers a wide range of marketing automation tools, understanding which is an essential skill for a successful marketer. This in-depth guide to the ins and outs of Dynamics 365 Marketing will help you grasp all the information you need to implement and use the system the right way. Starting with the setup and configuration of your Dynamics 365 Marketing instance, you'll explore fundamental concepts, such as leads, accounts, and contacts, and the creation and administration of segments and lists. Once you've grasped these basic concepts, you'll advance to the core of the book. From the email editor to outbound and real-time customer journeys and from the event module to Customer Voice, you'll develop a solid understanding of the fundamental topics crucial for anyone who wants to be a Dynamics 365 Marketing functional consultant.By the end of the book, you'll be ready for Dynamics 365 Marketing end-to-end implementations.

Oracle BPM Suite 12c Modeling Patterns. Design and implement highly accurate Business Process Management solutions with Oracle BPM Patterns

Vivek Acharya