Mastering Apex Programming. A developer’s guide to learning advanced techniques and best practices for building robust Salesforce applications

Paul Battisson, Mike Wheeler

As applications built on the Salesforce platform are now a key part of many organizations, developers are shifting focus to Apex, Salesforce’s proprietary programming language. As a Salesforce developer, it is important to understand the range of tools at your disposal, how and when to use them, and best practices for working with Apex. Mastering Apex Programming will help you explore the advanced features of Apex programming and guide you in delivering robust solutions that scale.This book starts by taking you through common Apex mistakes, debugging, exception handling, and testing. You'll then discover different asynchronous Apex programming options and develop custom Apex REST web services. The book shows you how to define and utilize Batch Apex, Queueable Apex, and Scheduled Apex using common scenarios before teaching you how to define, publish, and consume platform events and RESTful endpoints with Apex. Finally, you'll learn how to profile and improve the performance of your Apex application, including architecture trade-offs.With code examples used to facilitate discussion throughout, by the end of the book, you'll have developed the skills needed to build robust and scalable applications in Apex.

Microsoft Exchange 2010 PowerShell Cookbook. This brilliant Cookbook is packed with step-by-step instructions on writing scripts for Exchange 2010. You’ll be able to use the recipes straightaway and take your Microsoft Exchange management capabilities to another level

Mike Pfeiffer, MIKE PFEIFFER

Learning C++ by Creating Games with UE4. Learn C++ programming with a fun, real-world application that allows you to create your own games!

William Sherif

Layered Design for Ruby on Rails Applications. Discover practical design patterns for maintainable web applications

Vladimir Dementyev

The Ruby on Rails framework boosts productivity by leveraging the convention-over-configuration principle and model-view-controller (MVC) pattern, enabling developers to build features efficiently. This initial simplicity often leads to complexity, making a well-structured codebase difficult to maintain. Written by a seasoned software engineer and award-winning contributor to many other open-source projects, including Ruby on Rails and Ruby, this book will help you keep your code maintainable while working on a Rails app.You’ll get to grips with the framework’s capabilities and principles to harness the full potential of Rails, and tackle many common design problems by discovering useful patterns and abstraction layers. By implementing abstraction and dividing the application into manageable modules, you’ll be able to concentrate on specific parts of the app development without getting overwhelmed by the entire codebase. This also encourages code reuse, simplifying the process of adding new features and enhancing the application's capabilities. Additionally, you’ll explore further steps in scaling Rails codebase, such as service extractions.By the end of this book, you’ll become a code design specialist with a deep understanding of the Rails framework principles.

Learn Ethereum. A practical guide to help developers set up and run decentralized applications with Ethereum 2.0 - Second Edition

Xun (Brian) Wu, Zhihong Zou, Dongying Song

Ethereum is a blockchain-based, decentralized computing platform that allows you to run smart contracts. With this book, you’ll discover the latest Ethereum tools, frameworks, wallets, and layer 2, along with setting up and running decentralized applications for the complete, end-to-end development experience.Learn Ethereum, 2nd Edition is a comprehensive overview of the Ethereum ecosystem, exploring its concepts, mechanisms, and decentralized application development process. You’ll delve into Ethereum's internals, technologies, and tools, including Ethereum 2.0 and the Ethereum Virtual Machine (EVM), gas, and its account systems. You’ll also explore Ethereum's transition to proof of stake, L1/L2 scaling solutions, DeFi protocols, and the current marketplace. Additionally, you’ll learn about EVM-compatible blockchains, connectivity techniques, and advanced topics such as sharding, off-chain scaling, DAOs, Metaverse, and NFTs.By the end of this book, you’ll be well-equipped to write smart contracts and develop, test, and deploy DApps using various tools, wallets, and frameworks.

Django 5 By Example. Build powerful and reliable Python web applications from scratch - Fifth Edition

Antonio Melé, Paolo Melchiorre

If you want to learn Django by doing, this book is for you.This 2025 EDITION, fully updated to Django 5.2 LTS, is the fifth edition of the best-selling Django By Example franchise that helps you build real-world web apps. This book will walk you through planning and creation, solving common problems, and implementing best practices using a step-by-step approach.You’ll cover a wide range of web application development topics through four different projects: a blog application, a social website, an e-commerce application, and an e-learning platform. Pick up what’s new in Django 5 as you build end-to-end Python web apps, follow detailed project plans, and understand the hows and whys of Django.This is a practical and approachable book that will have you creating web apps quickly.

AWS Certified Machine Learning Specialty: MLS-C01 Certification Guide. The definitive guide to passing the MLS-C01 exam on the very first attempt

Somanath Nanda, Weslley Moura

The AWS Certified Machine Learning Specialty exam tests your competency to perform machine learning (ML) on AWS infrastructure. This book covers the entire exam syllabus using practical examples to help you with your real-world machine learning projects on AWS.Starting with an introduction to machine learning on AWS, you'll learn the fundamentals of machine learning and explore important AWS services for artificial intelligence (AI). You'll then see how to prepare data for machine learning and discover a wide variety of techniques for data manipulation and transformation for different types of variables. The book also shows you how to handle missing data and outliers and takes you through various machine learning tasks such as classification, regression, clustering, forecasting, anomaly detection, text mining, and image processing, along with the specific ML algorithms you need to know to pass the exam. Finally, you'll explore model evaluation, optimization, and deployment and get to grips with deploying models in a production environment and monitoring them.By the end of this book, you'll have gained knowledge of the key challenges in machine learning and the solutions that AWS has released for each of them, along with the tools, methods, and techniques commonly used in each domain of AWS ML.

Learn T-SQL Querying. A guide to developing efficient and elegant T-SQL code

Pedro Lopes, Pam Lahoud

Transact-SQL (T-SQL) is Microsoft's proprietary extension to the SQL language used with Microsoft SQL Server and Azure SQL Database. This book will be a usefu to learning the art of writing efficient T-SQL code in modern SQL Server versions as well as the Azure SQL Database.The book will get you started with query processing fundamentals to help you write powerful, performant T-SQL queries. You will then focus on query execution plans and leverage them for troubleshooting. In later chapters, you will explain how to identify various T-SQL patterns and anti-patterns. This will help you analyze execution plans to gain insights into current performance, and determine whether or not a query is scalable. You will also build diagnostic queries using dynamic management views (DMVs) and dynamic management functions (DMFs) to address various challenges in T-SQL execution. Next, you will work with the built-in tools of SQL Server to shorten the time taken to address query performance and scalability issues. In the concluding chapters, this will guide you through implementing various features, such as Extended Events, Query Store, and Query Tuning Assistant, using hands-on examples.By the end of the book, you will have developed the skills to determine query performance bottlenecks, avoid pitfalls, and discover the anti-patterns in use.

Asynchronous Programming in Rust. Learn asynchronous programming by building working examples of futures, green threads, and runtimes

Carl Fredrik Samson

Step into the world of asynchronous programming with confidence by conquering the challenges of unclear concepts with this hands-on guide. Using functional examples, this book simplifies the trickiest concepts, exploring goroutines, fibers, futures, and callbacks to help you navigate the vast Rust async ecosystem with ease.You’ll start by building a solid foundation in asynchronous programming and explore diverse strategies for modeling program flow. The book then guides you through concepts like epoll, coroutines, green threads, and callbacks using practical examples. The final section focuses on Rust, examining futures, generators, and the reactor-executor pattern. You’ll apply your knowledge to create your own runtime, solidifying expertise in this dynamic domain. Throughout the book, you’ll not only gain proficiency in Rust's async features but also see how Rust models asynchronous program flow.By the end of the book, you'll possess the knowledge and practical skills needed to actively contribute to the Rust async ecosystem.

Mastering QuickBooks(R) 2022. The bestselling guide to bookkeeping and the QuickBooks Online accounting software - Third Edition

Crystalynn Shelton

Whether you have bookkeeping experience or not, handling the financial side of your growing business requires expertise. With Mastering QuickBooks® 2022, Third Edition, you’ll learn how to use QuickBooks® to build the perfect budget, simplify tax return preparation, manage inventory, track job costs, generate income statements and financial reports, and perform all accounting-related tasks with ease.Throughout the book, you’ll be guided by an experienced Certified Public Accountant and Advanced Certified QuickBooks ProAdvisor – from setup to core features and beyond.This new edition has every chapter revised to cover a range of new features and updates available, including smart invoicing and cash flow projections. You'll learn how to create multilingual invoices, track mileage, work with a cash flow dashboard that helps you with cash forecasting and planning reports, and upload batches of bills and checks.This book will also teach you how to manage sales tax, including how to set up, collect, track, pay, and report sales tax payments. In addition to this, you’ll explore how to export reports to Google Sheets, use the custom chart builder, import budgets, and perform smart reporting.By the end of this book, you'll be well-versed with QuickBooks and have the confidence to manage all your bookkeeping tasks with ease.

Decoding Large Language Models. An exhaustive guide to understanding, implementing, and optimizing LLMs for NLP applications

Irena Cronin

Ever wondered how large language models (LLMs) work and how they're shaping the future of artificial intelligence? Written by a renowned author and AI, AR, and data expert, Decoding Large Language Models is a combination of deep technical insights and practical use cases that not only demystifies complex AI concepts, but also guides you through the implementation and optimization of LLMs for real-world applications.You’ll learn about the structure of LLMs, how they're developed, and how to utilize them in various ways. The chapters will help you explore strategies for improving these models and testing them to ensure effective deployment. Packed with real-life examples, this book covers ethical considerations, offering a balanced perspective on their societal impact. You’ll be able to leverage and fine-tune LLMs for optimal performance with the help of detailed explanations. You’ll also master techniques for training, deploying, and scaling models to be able to overcome complex data challenges with confidence and precision. This book will prepare you for future challenges in the ever-evolving fields of AI and NLP.By the end of this book, you’ll have gained a solid understanding of the architecture, development, applications, and ethical use of LLMs and be up to date with emerging trends, such as GPT-5.

Accelerating IoT Development with ChatGPT. A practical guide to building your first IoT project using AI-assisted coding and cloud integration

Jun Wen

Unlike other IoT books that focus on theory and generic applications, this guide takes a practical approach, empowering you to leverage ChatGPT to build your very first IoT prototype. With over 20 years of experience in wireless and IoT technologies and a background as an instructor, Jun Wen expertly guides you from project kick-off to a fully functional prototype.The book emphasizes the transformative impact of ChatGPT for IoT, teaching you how to use ChatGPT to generate code for your applications, even with limited coding experience. You’ll be introduced to using PlatformIO IDE within Visual Studio Code and discover the cutting-edge RISC-V architecture, the ESP32 MCU, Arduino-compatible sensors, and integration methods for AWS and the ThingsBoard dashboard. Working through 10 different project examples, including flame detection, smoke detection, and air quality measurement, you’ll become proficient in the functions and specifications of each sensor and the use cases they solve.By the end of this book, you’ll be ready to undertake IoT development projects, bridging the gap between your ideas and functional creations.

Node Cookbook. Transferring your JavaScript skills to server-side programming is simplified with this comprehensive cookbook. Each chapter focuses on a different aspect of Node, featuring recipes supported with lots of illustrations, tips, and hints

David Mark Clements

Responsive Web Design with HTML5 and CSS3. Web pages that respond immediately to different screen sizes and devices is one of today’s essentials. Packed with screenshots and examples, this book will teach you the professional approach using just HTML5 and CSS3

Ben Frain

Tablets, smart phones and even televisions are being used increasingly to view the web. There's never been a greater range of screen sizes and associated user experiences to consider. Web pages built to be responsive provide the best possible version of their content to match the viewing devices of not just today's devices but tomorrow's too.Learn how to design websites according to the new responsive designù methodology, allowing a website to display beautifully on every screen size. Follow along, building and enhancing a responsive web design with HTML5 and CSS3. The book provides a practical understanding of these new technologies and techniques that are set to be the future of front-end web development. Starting with a static Photoshop composite, create a website with HTML5 and CSS3 which is flexible depending on the viewer's screen size.With HTML5, pages are leaner and more semantic. A fluid grid design and CSS3 media queries means designs can flex and adapt for any screen size. Beautiful backgrounds, box-shadows and animations will be added ñ all using the power, simplicity and flexibility of CSS3.Responsive web design with HTML5 and CSS3 provides the necessary knowledge to ensure your projects won't just be built right for today but also the future.

Practical Game Design. Learn the art of game design through applicable skills and cutting-edge insights

Adam Kramarzewski, Ennio De Nucci

If you are looking for an up-to-date and highly applicable guide to game design, then you have come to the right place! Immerse yourself in the fundamentals of game design with this book, written by two highly experienced industry professionals to share their profound insights as well as give valuable advice on creating games across genres and development platforms.This book covers the basics of game design one piece at a time. Starting with learning how to conceptualize a game idea and present it to the development team, you will gradually move on to devising a design plan for the whole project and adapting solutions from other games. You will also discover how to produce original game mechanics without relying on existing reference material, and test and eliminate anticipated design risks. You will then design elements that compose the playtime of a game, followed by making game mechanics, content, and interface accessible to all players. You will also find out how to simultaneously ensure that the gameplay mechanics and content are working as intended.As the book reaches its final chapters, you will learn to wrap up a game ahead of its release date, work through the different challenges of designing free-to-play games, and understand how to significantly improve their quality through iteration, polishing and playtesting.

Web Development with Blazor. A practical guide to building interactive UIs with C# 12 and .NET 8 - Third Edition

Jimmy Engström, Steve Sanderson

Web Development with Blazor is your essential guide to building and deploying interactive web applications in C# – without relying on JavaScript.Written by an early Blazor adopter and updated for .NET 8, this book takes you through the end-to-end development of an example app, helping you to overcome common challenges along the way. You’ll pick up both Blazor Server and Blazor WebAssembly and discover cutting-edge tools to enrich your development experience.Responding to evolving needs, this edition introduces flexible hosting models, allowing you to mix and match hosting approaches to create flexible and scalable Blazor applications. It also presents the new Blazor templates, which provide ready-made solutions to simplify and expedite development. You'll learn about the game-changing server-side rendering (SSR), a hybrid hosting model blending the strengths of Blazor Server and Blazor WebAssembly, as well as streaming rendering, a new technique that boosts the performance and user experience of Blazor apps.By the end of this book, you'll have the confidence you need to create and deploy production-ready Blazor applications using best practices, along with a big-picture view of the Blazor landscape.

Driving DevOps with Value Stream Management. Improve IT value stream delivery with a proven VSM methodology to compete in the digital economy

Cecil 'Gary' Rupp, Helen Beal

Value Stream Management (VSM) opens the door to maximizing your DevOps pipeline investments by improving flows and eliminating waste. VSM and DevOps together deliver value stream improvements across enterprises for a competitive advantage in the digital world. Driving DevOps with Value Stream Management provides a comprehensive review and analysis of industry-proven VSM methods and tools to integrate, streamline, and orchestrate activities within a DevOps-oriented value stream.You'll start with an introduction to the concepts of delivering value and understand how VSM methods and tools support improved value delivery from a Lean production perspective. The book covers the complexities of implementing modern CI/CD and DevOps pipelines and then guides you through an eight-step VSM methodology with the help of a use case showing an Agile team's efforts to install a CI/CD pipeline. Free from marketing hype or vendor bias, this book presents the current VSM tool vendors and customer use cases that showcase their products' strengths. As you advance through the book, you'll learn four approaches to implementing a DevOps pipeline and get guidance on choosing the best fit.By the end of this VSM book, you'll be ready to develop and execute a plan to streamline your software delivery pipelines and improve your organization's value stream delivery.

AWS Certified Database - Specialty (DBS-C01) Certification Guide. A comprehensive guide to becoming an AWS Certified Database specialist

Kate Gawron

The AWS Certified Database – Specialty certification is one of the most challenging AWS certifications. It validates your comprehensive understanding of databases, including the concepts of design, migration, deployment, access, maintenance, automation, monitoring, security, and troubleshooting. With this guide, you'll understand how to use various AWS databases, such as Aurora Serverless and Global Database, and even services such as Redshift and Neptune.You’ll start with an introduction to the AWS databases, and then delve into workload-specific database design. As you advance through the chapters, you'll learn about migrating and deploying the databases, along with database security techniques such as encryption, auditing, and access controls. This AWS book will also cover monitoring, troubleshooting, and disaster recovery techniques, before testing all the knowledge you've gained throughout the book with the help of mock tests.By the end of this book, you'll have covered everything you need to pass the DBS-C01 AWS certification exam and have a handy, on-the-job desk reference guide.

Sustainable Cloud Development. Optimize cloud workloads for environmental impact in the GenAI era

Parth Girish Patel, Ishneet Kaur Dua, Steven David

Written by three seasoned AWS solution architects, sustainability mentors, and thought leaders, Sustainable Cloud Development equips cloud professionals with actionable strategies to design, build, and optimize workloads that minimize environmental impact, while maintaining performance and scalability.This book combines practical insights, best practices, and case studies to help you align your cloud operations with global sustainability goals. From foundational concepts such as carbon footprint measurement to advanced techniques such as sustainable software architecture, generative AI lifecycle optimization, and cost-efficient cloud practices, this book covers every aspect of sustainable cloud development. You’ll get to grips with key tools, including AWS Cost Explorer, for analyzing costs and usage over time to right-size deployments; auto scaling for automatically scaling compute resources dynamically based on demand; Amazon Trusted Advisor for reviewing optimization recommendations across critical areas such as cost, performance, and security; and Amazon CloudWatch for detailed monitoring and threshold-based alerting around all resources and applications.This book serves as a practical blueprint for optimizing your cloud workloads for both high performance and a minimal environmental footprint.

WildFly Configuration, Deployment, and Administration. Build a functional and efficient WildFly server with this step-by-step, practical guide

Francesco Marchioni, Christopher Adam M Ritchie

Squeaky Clean Topology in Blender. Create accurate deformations and optimized geometry for characters and hard surface models

Michael Steppig

This book is an introduction to modeling and an in-depth look at topology in Blender, written by a Blender topology specialist with years of experience with the software. As you progress through its chapters, you’ll conquer the basics of quad-based topology using triangles and Ngons, and learn best practices and things to avoid while modeling and retopologizing. The pages are full of illustrations and examples with in-depth explanations that showcase each step in an easy-to-follow format.Squeaky Clean Topology in Blender starts by introducing you to the user interface and navigation. It then goes through an overview of the modeling techniques and hotkeys that will be necessary to understand the examples. With the modeling basics out of the way, the next stop on our journey is topology. Working through projects like a character and a sci-fi blaster, the book will illustrate and work through complex topology problems, and present solutions to those problems. These examples focus on deforming character models, non-deforming hard surface models, and optimizing these models by reducing the triangle count.By the end of this book, you will be able to identify the general flow of a shape's topology, identify and solve issues in your topology, and come out with a model ready for UV unwrapping, materials, and rigging.

Python Feature Engineering Cookbook. Over 70 recipes for creating, engineering, and transforming features to build machine learning models

Soledad Galli

Feature engineering is invaluable for developing and enriching your machine learning models. In this cookbook, you will work with the best tools to streamline your feature engineering pipelines and techniques and simplify and improve the quality of your code.Using Python libraries such as pandas, scikit-learn, Featuretools, and Feature-engine, you’ll learn how to work with both continuous and discrete datasets and be able to transform features from unstructured datasets. You will develop the skills necessary to select the best features as well as the most suitable extraction techniques. This book will cover Python recipes that will help you automate feature engineering to simplify complex processes. You’ll also get to grips with different feature engineering strategies, such as the box-cox transform, power transform, and log transform across machine learning, reinforcement learning, and natural language processing (NLP) domains.By the end of this book, you’ll have discovered tips and practical solutions to all of your feature engineering problems.

Instant OSSEC Host-based Intrusion Detection System. A hands-on guide exploring OSSEC HIDS for operational and security awareness

Brad Lhotsky

Security software is often expensive, restricting, burdensome, and noisy. OSSEC-HIDS was designed to avoid getting in your way and to allow you to take control of and extract real value from industry security requirements. OSSEC-HIDS is a comprehensive, robust solution to many common security problems faced in organizations of all sizes.Instant OSSEC-HIDS is a practical guide to take you from beginner to power user through recipes designed based on real- world experiences. Recipes are designed to provide instant impact while containing enough detail to allow the reader to further explore the possibilities. Using real world examples, this book will take you from installing a simple, local OSSEC-HIDS service to commanding a network of servers running OSSEC-HIDS with customized checks, alerts, and automatic responses.You will learn how to maximise the accuracy, effectiveness, and performance of OSSEC-HIDS' analyser, file integrity monitor, and malware detection module. You will flip the table on security software and put OSSEC-HIDS to work validating its own alerts before escalating them. You will also learn how to write your own rules, decoders, and active responses. You will rest easy knowing your servers can protect themselves from most attacks while being intelligent enough to notify you when they need help!You will learn how to use OSSEC-HIDS to save time, meet security requirements, provide insight into your network, and protect your assets.

Learning Python Design Patterns. - Second Edition

Chetan Giridhar, Gennadiy Zlobin, Anand Balachandran Pillai

With the increasing focus on optimized software architecture and design it is important that software architects think about optimizations in object creation, code structure, and interaction between objects at the architecture or design level. This makes sure that the cost of software maintenance is low and code can be easily reused or is adaptable to change. The key to this is reusability and low maintenance in design patterns.Building on the success of the previous edition, Learning Python Design Patterns, Second Edition will help you implement real-world scenarios with Python’s latest release, Python v3.5. We start by introducing design patterns from the Python perspective. As you progress through the book, you will learn about Singleton patterns, Factory patterns, and Façade patterns in detail. After this, we’ll look at how to control object access with proxy patterns. It also covers observer patterns, command patterns, and compound patterns.By the end of the book, you will have enhanced your professional abilities in software architecture, design, and development.