Troubleshooting CentOS. A practical guide to troubleshooting the CentOS 7 community-based enterprise server

Jonathan Hobson

TypeScript 5 Design Patterns and Best Practices. Build clean and scalable apps with proven patterns and expert insights - Second Edition

Theofanis Despoudis

Design patterns are the foundation of many world-class software applications, from commercial solutions to open-source projects. This guide equips you with the skills to architect robust, scalable, and maintainable TypeScript 5 applications. Whether you're looking to master modern TypeScript or apply proven software architecture patterns effectively, this book is your go-to resource. Written by Theofanis Despoudis, a recognized TypeScript expert, this second edition is fully updated with TypeScript 5’s latest features, including improved type inference, union enums, and decorators. These updates will help you write cleaner, more maintainable code that adapts to future changes. You’ll dive into classic Gang of Four design patterns through both traditional and modern real-world implementations, gaining hands-on experience with practical applications. You’ll also gain a clear understanding of the power of functional and reactive programming patterns specifically designed for idiomatic TypeScript development. By the end of this book, you’ll be able to identify and apply the right design pattern for any scenario and craft well-structured, maintainable, and testable code.

GlassFish Administration. Administer and configure the GlassFish v2 application server

Xuekun Kou

To build a powerful production environment for your Java EE systems, you need a great application server, and the skills to manage it. This book gives you all that you are looking for.This book will help you gain the necessary skills to install, configure, tune, and troubleshoot GlassFish so that you can fully unleash its power. It will teach you how to use the GlassFish application server, with a special focus on administration tasks. It presents the GlassFish administrative tasks in a logical sequence, with each chapter focusing on a specific topic.Starting with installation and moving through configuration, this book takes a careful look at the administration console so that you get a complete understanding of GlassFish and its administrative features. It will help you understand how to deploy Java EE, Ruby on Rails and other supported applications to GlassFish, and how to configure the necessary resources for these applications. You will also learn how to maintain, tune, and troubleshoot your GlassFish server. Also includes a bonus chapter introducing Glassfish v3.

Visual Studio 2019 Tricks and Techniques. A developer's guide to writing better code and maximizing productivity

Paul Schroeder, Aaron Cure, Ed Price

Visual Studio 2019 (VS 2019) and Visual Studio Code (VS Code) are powerful professional development tools that help you to develop applications for any platform with ease. Whether you want to create web, mobile, or desktop applications, Microsoft Visual Studio is your one-stop solution. This book demonstrates some of the most sophisticated capabilities of the tooling and shows you how to use the integrated development environment (IDE) more efficiently to be more productive.You’ll begin by gradually building on concepts, starting with the basics. The introductory chapters cover shortcuts, snippets, and numerous optimization tricks, along with debugging techniques, source control integration, and other important IDE features that will help you make your time more productive. With that groundwork in place, more advanced concepts such as the inner workings of project and item templates are covered. You will also learn how to write quality, secure code more efficiently as well as discover how certain Visual Studio features work 'under the hood'.By the end of this Visual Studio book, you’ll have learned how to write more secure code faster than ever using your knowledge of the extensions and processes that make developing successful solutions more enjoyable and repeatable.

Hands-On Low-Code Application Development with Salesforce. Build customized CRM applications that solve business challenges in just a few clicks

Enrico Murru

Low-code platforms allow users to focus on business logic to create solutions without getting trapped in programming complexities. Thanks to its powerful features for designing, developing, and deploying apps without having to hand-code, Salesforce is at the forefront of the low-code development revolution. This book will guide you in building creative applications for solving your business problems using the declarative framework provided by Salesforce.You’ll start by learning how to design your business data model with custom objects, fields, formulas, and validation rules, all secured by the Salesforce security model. You’ll then explore tools such as Workflow, Process Builder, Lightning Flow, and Actions that will help you to automate your business processes with ease. This book also shows you how to use Lightning App Builder to build personalized UIs for your Salesforce applications, explains the value of creating community pages for your organization, and teaches you how to customize them with Experience Builder. Finally, you'll work with the sandbox model, deploy your solutions, and deliver an effective release management strategy.By the end of this Salesforce book, you’ll be ready to customize Salesforce CRM to meet your business requirements by creating unique solutions without writing a single line of code.

Python Automation Cookbook. 75 Python automation recipes for web scraping; data wrangling; and Excel, report, and email processing - Second Edition

Jaime Buelta

In this updated and extended version of Python Automation Cookbook, each chapter now comprises the newest recipes and is revised to align with Python 3.8 and higher. The book includes three new chapters that focus on using Python for test automation, machine learning projects, and for working with messy data.This edition will enable you to develop a sharp understanding of the fundamentals required to automate business processes through real-world tasks, such as developing your first web scraping application, analyzing information to generate spreadsheet reports with graphs, and communicating with automatically generated emails.Once you grasp the basics, you will acquire the practical knowledge to create stunning graphs and charts using Matplotlib, generate rich graphics with relevant information, automate marketing campaigns, build machine learning projects, and execute debugging techniques.By the end of this book, you will be proficient in identifying monotonous tasks and resolving process inefficiencies to produce superior and reliable systems.

Apache Hive Essentials. Essential techniques to help you process, and get unique insights from, big data - Second Edition

Dayong Du

In this book, we prepare you for your journey into big data by frstly introducing you to backgrounds in the big data domain, alongwith the process of setting up and getting familiar with your Hive working environment. Next, the book guides you through discovering and transforming the values of big data with the help of examples. It also hones your skills in using the Hive language in an effcient manner. Toward the end, the book focuses on advanced topics, such as performance, security, and extensions in Hive, which will guide you on exciting adventures on this worthwhile big data journey. By the end of the book, you will be familiar with Hive and able to work effeciently to find solutions to big data problems

Maximizing Tableau Server. A beginner's guide to accessing, sharing, and managing content on Tableau Server

Patrick Sarsfield, Brandi Locker, Adam Mico

Tableau Server is a business intelligence application that provides a centralized location to store, edit, share, and collaborate on content, such as dashboards and curated data sources. This book gets you up and running with Tableau Server to help you increase end-user engagement for your published work as well as reduce or eliminate redundant tasks.You’ll explore Tableau Server's structure and how to get started by connecting, publishing content, and navigating the software interface. Next, you’ll learn when and how to update the settings of your content at various levels to best utilize Tableau Server’s features. You’ll understand how to interact with the Tableau Server interface to locate, sort, filter, manage and customize content. Later, the book shows you how to leverage other valuable features that enable you and your audience to share, download, and interact with content on Tableau Server. As you progress, you’ll cover principles to increase the performance of your published content. All along, the book shows you how to navigate, interact with, and use Tableau Server with the help of engaging examples and best practices shared by recognized Tableau professionals.By the end of this Tableau book, you’ll have a solid understanding of how to use Tableau Server to manage content, automate tasks, and increase end-user engagement.

Accelerating DevSecOps on AWS. Create secure CI/CD pipelines using Chaos and AIOps

Nikit Swaraj

Continuous integration and continuous delivery (CI/CD) has never been simple, but these days the landscape is more bewildering than ever; its terrain riddled with blind alleys and pitfalls that seem almost designed to trap the less-experienced developer. If you’re determined enough to keep your balance on the cutting edge, this book will help you navigate the landscape with ease.This book will guide you through the most modern ways of building CI/CD pipelines with AWS, taking you step-by-step from the basics right through to the most advanced topics in this domain.The book starts by covering the basics of CI/CD with AWS. Once you’re well-versed with tools such as AWS Codestar, Proton, CodeGuru, App Mesh, SecurityHub, and CloudFormation, you’ll focus on chaos engineering, the latest trend in testing the fault tolerance of your system. Next, you’ll explore the advanced concepts of AIOps and DevSecOps, two highly sought-after skill sets for securing and optimizing your CI/CD systems. All along, you’ll cover the full range of AWS CI/CD features, gaining real-world expertise.By the end of this AWS book, you’ll have the confidence you need to create resilient, secure, and performant CI/CD pipelines using the best techniques and technologies that AWS has to offer.

MicroPython Cookbook. Over 110 practical recipes for programming embedded systems and microcontrollers with Python

Marwan Alsabbagh

MicroPython is an open source implementation of Python 3 that runs in embedded environments. With MicroPython, you can write clean and simple Python code to control hardware instead of using complex low-level languages such as C and C++. This book guides you through all the major applications of the MicroPython platform to build and program projects that use microcontrollers.This MicroPython book covers recipes that will help you experiment with the programming environment and hardware programmed in MicroPython. You'll find tips and techniques for building a variety of objects and prototypes that can sense and respond to touch, sound, position, heat, and light. This book will take you through the uses of MicroPython with a variety of popular input devices and sensors. You'll learn techniques to handle time delays and sensor readings, and apply advanced coding techniques to create complex projects. As you advance, you'll deal with Internet of Things (IoT) devices and integration with other online web services. In addition to this, you'll use MicroPython to make music with bananas and create portable multiplayer video games that incorporate sound and light animations into the gameplay.By the end of this book, you'll have mastered the tips and tricks to troubleshoot your development problems and take your MicroPython project to the next level.

Developing Web Applications with Oracle ADF Essentials. Quickly build attractive, user-friendly web applications using Oracle's free ADF Essentials toolkit

Sten E Vesterli

With ADF, Oracle gives you the chance to use the powerful tool used by Oracle's own developers. Modern enterprise applications must be user-friendly, visually attractive, and fast performing. Oracle Fusion Applications are just that; but to get the desired output you need proven methods to use this powerful and flexible tool to achieve success in developing your enterprise applications.Developing Web Applications with Oracle ADF Essentials explains all you need to know in order to build good-looking, user-friendly applications on a completely free technology stack. It explains the highly productive, declarative development approach that will literally have your application running within a few hours, as well as how to use Java to add business logic.Developing Web Applications with Oracle ADF Essentials tells you how to develop and deploy web application applications based on the highly productive and free Oracle ADF Essentials framework. You will first learn how to build business services on top of database tables, and then how to easily build a web application using these services. You will see how to visually design the flow through your application with ADF task flows, and how to use Java programming to implement business logic. Using this book, you can start building and deploying advanced web applications on a robust, free platform quickly.Towards the end, you will be ready to build real-world ADF Essentials applications and will be able to consider yourself an ADF Essentials journeyman.

Mastering Adobe Photoshop Elements. Excel in digital photography and image editing for print and web using Photoshop Elements 2019

Robin Nichols

Adobe Photoshop Elements is a raster graphics editor for entry-level photographers, image editors, and hobbyists. Though it shares many of Photoshop CC's high-end features, it also boasts a significant number of simple to use, yet highly effective tools not found at the professional level.This book presents the complexities of image editing in easy-to-follow, bite-sized chunks, allowing you to quickly recognize the editing challenge, and helps you to identify the tools and techniques required to make improvements, and to apply those techniques quickly and efficiently. You will start by learning how to import, organize, manage, edit, and use your pictures in a format that's designed for creative photography projects. Going further, you'll discover how to fix a wide range of photographic problems based on the book's extensive repertoire of commonly applied solutions. You'll be escorted through a wide range of common processes that include applying artistic effects to creative projects, custom image makeovers, processing images for social media, and other file export methods.Towards the end of the book, you will understand what the most important tools and features actually do in Photoshop Elements, answering the often-asked question; What, when, and where would you use these features in a precise and practical way.

Professional Plone 4 Development. Build robust, content-centric web applications with Plone 4

Martin Aspeli, The Plone Foundation Alex Limi Toby Roberts (Project)

A years of experience in Plone development and project management are combined with an approachable writing style to create an engaging and highly-informative guide to working with Plone. Professional Plone 4 Development stands as an excellent resource for developers of all levels.- Eric Steele, Plone Release ManagerPlone is a web content management system that features among the top 2% of open source projects and is used by more than 300 solution providers in 57 countries. Its powerful workflow system, outstanding security track record, friendly user interface, elegant development model and vibrant community makes Plone a popular choice for building content-centric applications. By customising and extending the base platform, integrators can build unique solutions tailored to specific projects quickly and easily.If you want to create your own web applications and advanced websites using Plone 4, Professional Plone 4 Development is the book you need.The https://www.packtpub.com/Professional-Plone-web-applications-CMS/book first edition of this book remains one of the most widely read and recommended Plone books. This second edition is completely revised and up-to-date for Plone 4.1, covering new topics such as Dexterity, Diazo, jQuery and z3c.form, as well as improved ways of working with existing technologies such as Buildout, SQLAlchemy and the Pluggable Authentication Service. It retains the writing style and comprehensive approach that made the first edition so popular.Built around a realistic case study, Professional Plone 4 Development will take you from an understanding of Plone’s central concepts, through basic customization, theming, and custom development, to deployment and optimization.The book is divided into four sections:First, you will be introduced to Plone and the case study, and learn how to set up a development environment.The second section covers basic customization, including theming a Plone site using Diazo.The third section focuses on custom development – building new content types and user interfaces, customizing security and integrating with external databases.The final chapters cover deployment and performance optimization.

Blender 3D Cookbook. Build your very own stunning characters in Blender from scratch

Enrico Valenza

Instant SASS CSS How-to. Learn to write more efficient CSS with the help of the SASS CSS library using practical, hands-on recipes

Alex Libby

CSS styling has been a key part of developing for the Internet since the early 1990s, but unlike JavaScript, has suffered from the inability to produce dynamic styles, using functions, operators, and variables. SASS uses the power of Ruby to bring support for all three and more to your CSS, allowing you to engage in a more efficient, modular style of working, and making it easier to maintain your CSS styling in your projects.Instant SASS CSS How-to 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 power of SASS, and give you a good grounding in writing and compiling CSS style sheets using the SASS pre-processor language.This book looks at how you can incorporate SASS into your web pages, and either produce style sheets dynamically, or pre-compile them before including the final article into your site's pages.You will also learn how you can use the power of mixins, functions, and variables to help produce style sheets, and reduce the amount of code you need to write in your style sheets. We will also take a look at how you can incorporate a more modular style to your development workflow, which will help with making style sheets more manageable and easier to update in the future. We will also take a look at how you can build up libraries of reusable code that you can incorporate into your future projects.You will learn everything you need to know to start using SASS to help produce more efficient style sheets in your site's pages, and adopt a more modular development workflow, which will make it easier to maintain your sites in the future.

Mastering Identity and Access Management with Microsoft Azure. Click here to enter text

Jochen Nickel

Microsoft Azure and its Identity and Access Management is at the heart of Microsoft’s Software as a Service, including Office 365, Dynamics CRM, and Enterprise Mobility Management. It is an essential tool to master in order to effectively work with the Microsoft Cloud. Through practical, project based learning this book will impart that mastery.Beginning with the basics of features and licenses, this book quickly moves on to the user and group lifecycle required to design roles and administrative units for role-based access control (RBAC). Learn to design Azure AD to be an identity provider and provide flexible and secure access to SaaS applications. Get to grips with how to configure and manage users, groups, roles, and administrative units to provide a user- and group-based application and self-service access including the audit functionality. Next find out how to take advantage of managing common identities with the Microsoft Identity Manager 2016 and build cloud identities with the Azure AD Connect utility. Construct blueprints with different authentication scenarios including multi-factor authentication. Discover how to configure and manage the identity synchronization and federation environment along with multi -factor authentication, conditional access, and information protection scenarios to apply the required security functionality. Finally, get recommendations for planning and implementing a future-oriented and sustainable identity and access management strategy.

Bootstrapping Service Mesh Implementations with Istio. Build reliable, scalable, and secure microservices on Kubernetes with Service Mesh

Anand Rai

Istio is a game-changer in managing connectivity and operational efficiency of microservices, but implementing and using it in applications can be challenging. This book will help you overcome these challenges and gain insights into Istio's features and functionality layer by layer with the help of easy-to-follow examples. It will let you focus on implementing and deploying Istio on the cloud and in production environments instead of dealing with the complexity of demo apps. You'll learn the installation, architecture, and components of Istio Service Mesh, perform multi-cluster installation, and integrate legacy workloads deployed on virtual machines. As you advance, you'll understand how to secure microservices from threats, perform multi-cluster deployments on Kubernetes, use load balancing, monitor application traffic, implement service discovery and management, and much more. You’ll also explore other Service Mesh technologies such as Linkerd, Consul, Kuma, and Gloo Mesh. In addition to observing and operating Istio using Kiali, Prometheus, Grafana and Jaeger, you'll perform zero-trust security and reliable communication between distributed applications.After reading this book, you'll be equipped with the practical knowledge and skills needed to use and operate Istio effectively.

Apache Camel Developer's Cookbook. For Apache Camel developers, this is the book you'll always want to have handy. It's stuffed full of great recipes that are designed for quick practical application. Expands your Apache Camel abilities immediately

Scott Cranton, Jakub Korab

Apache Camel is a de-facto standard for developing integrations in Java, and is based on well-understood Enterprise Integration Patterns. It is used within many commercial and open source integration products. Camel makes common integration tasks easy while still providing the developer with the means to customize the framework when the situation demands it. Tasks such as protocol mediation, message routing and transformation, and auditing are common usages of Camel. Apache Camel Developer's Cookbook provides hundreds of best practice tips for using Apache Camel in a format that helps you build your Camel projects. Each tip or recipe provides you with the most important steps to perform along with a summary of how it works, with references to further reading if you need more information. This book is intended to be a reliable information source that is quicker to use than an Internet search. Apache Camel Developer's Cookbook is a quick lookup guide that can also be read from cover to cover if you want to get a sense of the full power of Apache Camel. This book provides coverage of the full lifecycle of creating Apache Camel-based integration projects, including the structure of your Camel code and using the most common Enterprise Integration patterns. Patterns like Split/Join and Aggregation are covered in depth in this book. Throughout this book, you will be learning steps to transform your data. You will also learn how to perform unit and integration testing of your code using Camel's extensive testing framework, and also strategies for debugging and monitoring your code. Advanced topics like Error Handling, Parallel Processing, Transactions, and Security will also be covered in this book. This book provides you with practical tips on using Apache Camel based on years of hands-on experience from hundreds of integration projects.

Maven Essentials. Get started with the essentials of Apache Maven and get your build automation system up and running quickly

Prabath Siriwardena

Maven is the #1 build tool used by developers and it has been around for more than a decade. Maven stands out among other build tools due to its extremely extensible architecture, which is built on of the concept of convention over configuration. It’s widely used by many open source Java projects under Apache Software Foundation, Sourceforge, Google Code, and more.Maven Essentials is a fast-paced guide to show you the key concepts in Maven and build automation. We get started by introducing you to Maven and exploring its core concepts and architecture. Next, you will learn about and write a Project Object Model (POM) while creating your own Maven project. You will also find out how to create custom archetypes and plugins to establish the most common goals in build automation. After this, you’ll get to know how to design the build to prevent any maintenance nightmares, with proper dependency management. We then explore Maven build lifecycles and Maven assemblies. Finally, you will discover how to apply the best practices when designing a build system to improve developer productivity.

Unity 5 for Android Essentials. A fast-paced guide to building impressive games and applications for Android devices with Unity 5

Valera Cogut

TypeScript Design Patterns. Click here to enter text

Vilic Vane

In programming, there are several problems that occur frequently. To solve these problems, there are various repeatable solutions that are known as design patterns. Design patterns are a great way to improve the efficiency of your programs and improve your productivity. This book is a collection of the most important patterns you need to improve your applications’ performance and your productivity. The journey starts by explaining the current challenges when designing and developing an application and how you can solve these challenges by applying the correct design pattern and best practices.Each pattern is accompanied with rich examples that demonstrate the power of patterns for a range of tasks, from building an application to code testing. We’ll introduce low-level programming concepts to help you write TypeScript code, as well as work with software architecture, best practices, and design aspects.

Mastering GitLab 12. Implement DevOps culture and repository management solutions

Joost Evertse

GitLab is an open source repository management and version control toolkit with functions for enterprises and personal software projects. It offers configurability options, extensions, and APIs that make it an ideal tool for enterprises to manage the software development life cycle.This book begins by explaining GitLab options and the components of the GitLab architecture. You will learn how to install and set up GitLab on-premises and in the cloud, along with understanding how to migrate code bases from different systems, such as GitHub, Concurrent Versions System, Team Foundation Version Control, and Subversion. Later chapters will help you implement DevOps culture by introducing the workflow management tools in GitLab and continuous integration/continuous deployment (CI/CD). In addition to this, the book will guide you through installing GitLab on a range of cloud platforms, monitoring with Prometheus, and deploying an environment with GitLab. You'll also focus on the GitLab CI component to assist you with creating development pipelines and jobs, along with helping you set up GitLab runners for your own project. Finally, you will be able to choose a high availability setup that fits your needs and helps you monitor and act on results obtained after testing.By the end of this book, you will have gained the expertise you need to use GitLab features effectively, and be able to integrate all phases in the development process.

Microsoft System Center Virtual Machine Manager 2012 Cookbook. Over 60 recipes for the administration and management of Microsoft System Center Virtual Machine Manager 2012 SP1

EDVALDO ALESSANDRO CARDOSO

Microsoft System Center 2012 is a comprehensive IT infrastructure, virtualization, and cloud management platform. With System Center 2012, you can more easily and efficiently manage your applications and services across multiple hypervisors as well as across public and private cloud infrastructures to deliver flexible and cost-effective IT services for your business.This cookbook covers architecture design and planning and is full of deployment tips, techniques, and solutions designed to show users how to improve VMM 2012 in a real world scenario. It will guide you to create, deploy, and manage your own Private Cloud with a mix of Hypervisors: Hyper-V, Vmware ESXi, and Citrix XenServer. It also includes the VMM 2012 SP1 features.This book is a cookbook that covers architecture design, planning and is full of deployment tips, techniques and solutions designed to show users how to improve VMM 2012 in a real world scenario. It will guide you to create, deploy and manage your own Private Cloud with a mix of Hypervisors : Hyper-V, Vmware ESXi and Citrix XenServer.

Getting Started with Julia. Enter the exciting world of Julia, a high-performance language for technical computing

Ivo Balbaert