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.

Unity 2018 Cookbook. Over 160 recipes to take your 2D and 3D game development to the next level - Third Edition

Matt Smith, Francisco Queiroz

With the help of the Unity 2018 Cookbook, you’ll discover how to make the most of the UI system and understand how to animate both 2D and 3D characters and game scene objects using Unity's Mecanim animation toolsets.Once you’ve got to grips with the basics, you will familiarize yourself with shaders and Shader Graphs, followed by understanding the animation features to enhance your skills in building fantastic games. In addition to this, you will discover AI and navigation techniques for nonplayer character control and later explore Unity 2018’s newly added features to improve your 2D and 3D game development skills. This book provides many Unity C# gameplay scripting techniques.By the end of this book, you'll have gained comprehensive knowledge in game development with Unity 2018.

Customizing ASP.NET Core 5.0. Turn the right screws in ASP.NET Core to get the most out of the framework

Jürgen Gutsch, Damien Bowden

ASP.NET Core is the most powerful Microsoft web framework. Although it’s full of rich features, sometimes the default configurations can be a bottleneck and need to be customized to suit the nature and scale of your app. If you’re an intermediate-level .NET developer who wants to extend .NET Core to multiple use cases, it's important to customize these features so that the framework works for you effectively.Customizing ASP.NET Core 5.0 covers core features that can be customized for developing optimized apps. The customization techniques are also updated to work with the latest .NET 5 framework.You’ll learn essential concepts relating to optimizing the framework such as configuration, dependency injection, routing, action filters, and more. As you progress, you’ll be able to create custom solutions that meet the needs of your use case with ASP.NET Core. Later chapters will cover expert techniques and best practices for using the framework for your app development needs, from UI design to hosting. Finally, you’ll focus on the new endpoint routing in ASP.NET Core to build custom endpoints and add third-party endpoints to your web apps for processing requests faster.By the end of this application development book, you’ll have the skills you need to be able to customize ASP.NET Core to develop robust optimized apps.

Hands-On Industrial Internet of Things. Build robust industrial IoT infrastructure by using the cloud and artificial intelligence - Second Edition

Giacomo Veneri, Antonio Capasso

In today's automation-driven era, precision is crucial, and the Industrial Internet of Things (IIoT) has made a remarkable impact. This updated second edition explores the technologies fueling the IIoT revolution and shares essential knowledge to enable you to establish remote-access networks.Written by IIoT and AI experts, as well as renowned authors, this book helps you enhance your skills in emerging technologies by introducing new techniques from Azure and AWS and keeping you up to date with the latest advancements. You'll find out how Artificial Intelligence of Things (AIoT) and MLOps apply to IIoT and learn how to handle complex projects confidently. The book covers identifying and connecting industrial data sources from various sensors, advancing from foundational concepts to professional skills. You'll discover how to connect these sensors to cloud networks such as AWS IoT, Azure IoT, and open source IoT platforms, and extract data from the cloud to your devices. Through hands-on experience with tools such as Node-RED, OPC UA, MQTT, NoSQL, defense in depth, and Python, you'll develop streaming and batch-based AI algorithms.By the end of this book, you'll have achieved a professional level of expertise in the cloud, IoT, and AI, and be able to build more robust, efficient, and reliable IoT infrastructure for your industry.

Clojure Web Development Essentials. Develop your own web application with the effective use of the Clojure programming language

Ryan Baldwin

Hands-On Data Analysis with Pandas. Efficiently perform data collection, wrangling, analysis, and visualization using Python

Stefanie Molin

Data analysis has become a necessary skill in a variety of domains where knowing how to work with data and extract insights can generate significant value.Hands-On Data Analysis with Pandas will show you how to analyze your data, get started with machine learning, and work effectively with Python libraries often used for data science, such as pandas, NumPy, matplotlib, seaborn, and scikit-learn. Using real-world datasets, you will learn how to use the powerful pandas library to perform data wrangling to reshape, clean, and aggregate your data. Then, you will be able to conduct exploratory data analysis by calculating summary statistics and visualizing the data to find patterns. In the concluding chapters, you will explore some applications of anomaly detection, regression, clustering, and classification using scikit-learn to make predictions based on past data.By the end of this book, you will be equipped with the skills you need to use pandas to ensure the veracity of your data, visualize it for effective decision-making, and reliably reproduce analyses across multiple datasets.

phpBB: A User Guide. Set up and run your own discussion forum

Stoyan Stefanov, Jeremy Rogers, Stoyan STEFANOV, James Atkinson

phpBB is a free, open source Internet community application, with outstanding discussion forums and membership management. Written in the PHP scripting language, and making use of the popular MySQL database, phpBB is a standard among web hosting companies throughout the world, and is one of the most widely-used bulletin board packages in the world. This book is an abridged version of Building Online Forums with phpBB 2, (ISBN 1904811132), focusing on a complete set of topics to help you set up and run your own phpBB-powered online community.This book gives you the power to use phpBB to set up and run your own online discussion forums with ease. It takes you through the whole process of setting up your phpBB site, and helps you create, customize, and manage your own online community with phpBB. Written by experienced phpBB administrators and enthusiasts, the emphasis is on simple and practical guidance for you to get the most from phpBB. Packed with step-by-step examples, this book is your ideal guide to learning phpBB.

Hands-On Python Deep Learning for the Web. Integrating neural network architectures to build smart web apps with Flask, Django, and TensorFlow

Anubhav Singh, Sayak Paul

When used effectively, deep learning techniques can help you develop intelligent web apps. In this book, you'll cover the latest tools and technological practices that are being used to implement deep learning in web development using Python.Starting with the fundamentals of machine learning, you'll focus on DL and the basics of neural networks, including common variants such as convolutional neural networks (CNNs). You'll learn how to integrate them into websites with the frontends of different standard web tech stacks. The book then helps you gain practical experience of developing a deep learning-enabled web app using Python libraries such as Django and Flask by creating RESTful APIs for custom models. Later, you'll explore how to set up a cloud environment for deep learning-based web deployments on Google Cloud and Amazon Web Services (AWS). Next, you'll learn how to use Microsoft's intelligent Emotion API, which can detect a person's emotions through a picture of their face. You'll also get to grips with deploying real-world websites, in addition to learning how to secure websites using reCAPTCHA and Cloudflare. Finally, you'll use NLP to integrate a voice UX through Dialogflow on your web pages.By the end of this book, you'll have learned how to deploy intelligent web apps and websites with the help of effective tools and practices.

Learn OpenAI Whisper. Transform your understanding of GenAI through robust and accurate speech processing solutions

Josué R. Batista, Christopher Papile

As the field of generative AI evolves, so does the demand for intelligent systems that can understand human speech. Navigating the complexities of automatic speech recognition (ASR) technology is a significant challenge for many professionals. This book offers a comprehensive solution that guides you through OpenAI's advanced ASR system.You’ll begin your journey with Whisper's foundational concepts, gradually progressing to its sophisticated functionalities. Next, you’ll explore the transformer model, understand its multilingual capabilities, and grasp training techniques using weak supervision. The book helps you customize Whisper for different contexts and optimize its performance for specific needs. You’ll also focus on the vast potential of Whisper in real-world scenarios, including its transcription services, voice-based search, and the ability to enhance customer engagement. Advanced chapters delve into voice synthesis and diarization while addressing ethical considerations.By the end of this book, you'll have an understanding of ASR technology and have the skills to implement Whisper. Moreover, Python coding examples will equip you to apply ASR technologies in your projects as well as prepare you to tackle challenges and seize opportunities in the rapidly evolving world of voice recognition and processing.

Bug Bounty from Scratch. A comprehensive guide to discovering vulnerabilities and succeeding in cybersecurity

Francisco Javier Santiago Vázquez

Bug bounty programs help to enhance cybersecurity by incentivizing ethical hackers to discover vulnerabilities. This book is a comprehensive guide, equipping you with practical skills to excel in bug bounty programs and contribute to a safer digital ecosystem.You’ll start with an introduction to the bug bounty world, followed by preparation techniques for participation, including vulnerability discovery methods, tools, and resources. Specific sections will provide you with tips and best practices to help you optimize rewards. The book also aims to cover fundamental aspects, such as program structure, key tools, methodologies, and common vulnerabilities, drawing insights from community hackers’ public reports. As you progress, you’ll discover that ethical hacking can be legally learned through bug bounty programs, gaining practical knowledge of offensive security and bug bounty platform operations.By the end of this bug bounty book, you’ll have the confidence you need to navigate bug bounty programs, find security vulnerabilities, craft reports, and reap rewards.

Mastering Windows PowerShell Scripting. Master the art of automating and managing your Windows environment using PowerShell

Brenton J.W. Blawat

High Performance with Java. Discover strategies and best practices to develop high performance Java applications

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.

Oracle APEX Best Practices. Make the most of Oracle Apex with this guide to best practices. It will help you look at the bigger picture when building applications and take more elements into account such as security and performance

Alexander Louis Leonard Nuijten, Alex Nuijten, Iloon Ellen-Wolff, Learco Brizzi

Have you ever wanted to create real-world database applications? In this book you're not only getting APEX best practices, but will also take into account the total environment of an APEX application and benefit from it.Oracle APEX Best Practices will guide you through the development of real-world applications. It will give you a broader view of APEX. The various aspects include setting up APEX environment, testing and debugging, security, and getting the best out of SQL and PL/SQL.In six distinct chapters you will learn about different features of Oracle APEX as well as SQL and PL/SQL.Do you maximize the capabilities of Oracle APEX? Do you use all the power that SQL and PL/SQL have to offer? Do you want to learn how to build a secure, fully functional application? Then this is the book you'll need. Oracle APEX: Best Practices is where practical development begins!

Tcl 8.5 Network Programming. Learn Tcl and you’ll never look back when it comes to developing network-aware applications. This book is the perfect way in, taking you from the basics to more advanced topics in easy, logical steps

Piotr Beltowski, Wojciech Kocjan, Clif Flynt

Tcl (Tool Command Language) is a very powerful and easy to learn dynamic programming language, suitable for a very wide range of uses. Tcl is regarded as one of the best-kept secrets in the software industry. This book gives you a hands-on experience on Tcl, helping you develop network-aware applications using this mature yet evolving language.This book shows you how to create network-aware applications with Tcl language. Packed with practical examples, the book not only takes you through the implementation of network protocols in Tcl, but also key aspects of Tcl programming.The book starts with the basic element of Tcl programming as we take a look at the syntax and fundamental commands of the language. To get us ready for network programming, we look at important Tcl features such as object-oriented programming, accessing files, packaging in TCL, event driven programming, and multithreaded applications. To create standalone single-file executable applications with Tcl we take a look at the Starpack technology, and ensure that we’ll be able to create robust applications with a thorough coverage of troubleshooting and debugging Tcl applications.The book is really about network programming, and it will not let you down with its deep coverage of these topics. Of course we look at protocols, but there are plenty of practical examples to keep things moving along. We start with the TCP and UDP protocols, and look at some other protocols to see examples of synchronizing time with other servers, querying user information and authenticating users over LDAP and performing DNS queries.The book explains Simple Network Management Protocol (SNMP), which is often used for monitoring and gathering information from various devices, such as routers, gateways, printers and many other types of equipment. We’ll also look at web programming in Tcl; processing the requests coming from the clients via the HTTP protocol and responding to these requests. You’ll be able to create a complete solution for creating a client-server application in Tcl.To round things off, you’ll see how to secure your networked applications, build public key infrastructure into your application and use Tcl’s safe interpreter feature to reduce risk of running code from unknown source.

EJB 3 Developer Guide. Enterprise JavaBean 3 - a Practical Book and eBook Guide for developers and architects using the EJB Standard

Michael Sikora

Cacti 0.8 Beginner's Guide. Learn Cacti and design a robust Network Operations Center

Thomas Urban

Cacti is a performance measurement tool that provides easy methods and functions for gathering and graphing system data. You can use Cacti to develop a robust event management system that can alert on just about anything you would like it to. But to do that, you need to gain a solid understanding of the basics of Cacti, its plugin architecture, and automation concepts.Cacti 0.8 Beginner's Guide will introduce you to the wide variety of features of Cacti and will guide you on how to use them for maximum effectiveness. Advanced topics like the plugin architecture and Cacti automation using the command-line interface will help you build a professional performance measurement system.Designed as a beginner's guide, the book starts off with the basics of installing and using Cacti, and also covers the advanced topics that will show you how to customize and extend the core Cacti functionalities. The book offers essential tutorials for creating advanced graphs and using plugins to create enterprise-class reports to show your customers and colleagues.From data templates to input methods and plugin installation to creating your own customized plugins, this book provides you with a rich selection of step-by-step instructions to reach your goals. It covers all you need to know to implement professional performance measurement techniques with Cacti and ways to fully customize Cacti to fit your needs.By the end of the book, you will be able to implement and extend Cacti to monitor, display, and report the performance of your network exactly the way you want.