COM051390 books

A practical guide for the rapid web application development with Flask Key Features Expert-led coverage of core capabilities of Flask, key extensions and its implementation. Explore the Werkzeug toolkit and Jinja Template engine and see how Flask interacts with JavaScript and CSS. Detailed modules on building and deploying RESTful applications using Flask. Description This book teaches the reader the complete workflow of developing web applications using Python and its most outperforming microframework, Flask. The book begins with getting you up to speed in developing a strong understanding of the web application development process and how Python is used in developing the applications. You will learn how to write your own first Flask-based web application in Python. You will learn about web gateway interfaces, including CGI and WSGI along with various tools like the Jinja 2 engine, Werkzeug toolkit, and Click toolkit. You will learn and practice the core features of Flask such as URL routing, rendering, handling static assets of a web application, how to handle cookies and sessions, and other HTTP objects. Once you have developed a strong knowledge of Flask, you will now dive deeper into advanced topics that includes Flask extensions for working with relational and NOSQL databases, Flask_WTF, and Flask-Bootstrap. You will explore design patterns, various blueprints on how to build modular and scalable applications, and finally how to deploy the RESTful APIs successfully on your own. What you will learn Get to know everything about the core capabilities of Flask. Understand the basic building blocks of Flask. Get familiar with advanced features of Flask, including blueprints, Flask extensions, and database connectivity. Get ready to design your own Flask-based web applications and RESTful APIs. Learn to build modular and scalable applications and how to deploy them successfully. Who this book is for This book is ideal for Python enthusiasts, open source contributors, and web app developers who intend to add Python web technologies in their skillsets and startup companies. The understanding of the core Python language with intermediate level expertise is required and experience of working with SQL, HTML, CSS, and JavaScript is an added advantage. Table of Contents 1. Python for CGI 2. WSGI 3. Flask Fundamentals 4. URL Routing 5. Rendering Templates 6. Static Files 7. HTTP Objects 8. Using Databases 9. More Flask Extensions 10. Blueprints and Contexts 11. Web API with Flask 12. Deploying Flask Applications 13. Appendix About the Author Malhar Lathkar is an independent software professional, corporate trainer, freelance technical writer, and Subject Matter Expert with an experience of more than three decades. He has trained hundreds of students/professionals in Python, Data Science, Java and Android, PHP and web development, etc. He also has the experience of delivering talks and conducting workshops on various IT topics.He writes regularly in a local newspaper on sports and technology-related current topics. LinkedIn Profile: https://www.linkedin.com/in/malharlathkar

Gold mine of microservices interview Questions & Answers for aspirants and domain experts Key Features More than 200 questions in 5 domains including a chapter on patterns, practices, and NFRs Extended coverage from architecture, design, development to NFRs domains The book can be selectively read based on the relevant domains Extensive coverage in terms of depth and breadth of domains The title has more than 50 diagrams depicting various scenarios, models, and methodologies Description An SME typically attends several interviews and discussions for jobs or projects during his or her career. There is always a dire need to look up and read multiple books and references before these interviews/discussions so that you stay on top of things. This book will assist software engineers, programmer analysts, designers, consultants, technical, and solution, domain, and enterprise architects to perform well in microservices interview discussions and to launch a successful career. This book also tackles the NFR domain, which is the key aspect to be addressed while creating microservices applications. This book will also assist SMEs to become competent in their respective areas. Usually, it takes a good amount of time to understand the core concepts, fundamentals, patterns, and principles but this book is a gold mine of topics that are typically discussed during a microservices interview. What will you learn Concepts, principles, and guidelines for various domains for the microservices ecosystem. This book presents an exhaustive question bank with special emphasis on practical scenarios and business cases. Based on our experience, we assure that at least 80% of the contents will be discussed during a typical interview. Common pitfalls to be avoided and patterns to leverage Frameworks, methodologies, and design approach leveraged for microservices topologies Who this book is for This books is for Enterprise Architects, Solution Architects, and Technical Architects/Designers, Project Managers, Programmer Analysts and Software Engineers, Students and Interview Panelists Table of Contents 1. Introduction 2. Core Concepts 3. Advance Concepts 4. Patterns, Practices and NFRs 5. Tools and Frameworks 6. DevOps About the Author Sameer Paradkar is an enterprise architect with more than 20 years of solid experience in the ICT industry, which spans across consulting, product development, and systems integration. He is an Open Group TOGAF, Oracle Master Java EA, TMForum NGOSS, IBM SOA Solutions, IBM Cloud Solutions, IBM MobileFirst, ITIL Foundation V3, COBIT 5, and AWS Solution Architect—Associate certified enterprise architect. He serves as an advisory architect on enterprise architecture programs and continues to work as a subject matter expert. He has worked on multiple architecture transformations and modernization engagements (in the USA, UK, Europe, Asia Pacific, and the Middle East Regions) that presented a phased roadmap to the transformation that maximized the business value while minimizing costs and risks. Sameer is part of the Architecture Group in AtoS. Prior to AtoS, he has worked in organizations such as EY - IT Advisory, IBM GBS – Application Innovation Services, Wipro Consulting Services – Enterprise Architecture, TechMahindra – Systems and Transformations, and Infosys Technologies – Product Engineering. He specializes in enterprise transformation and modernization engagements.

A step-by-step that will help you build Microservices architecture using Django and Python Key Features Understand in-depth the fundamentals of Microservices Learn how to create and use Django APIs Use web technology such as Nginx, Gunicorn, UWSGI, and Postgresql to deploy a Django project Description Microservices architectures solve the multiple problems of software architecture. Django is a full-stack development framework, written in python. This book includes everything necessary for web application development, from the user views to the information storage: model, persistence, relationships, controllers, forms, validations, rest API and a very useful back office. Furthermore, the book will show how to build production-ready microservices. It will help you create restful APIs and get familiar with Redis and Celery. Towards the end, the book will show how to secure these services and deploy these microservices using Django. Lastly, it will show how to scale our services. What will you learn Understand the basics of Python, Django, and Microservices Learn how to deploy Microservices with Django Get familiar with Microservices Architecture - Designing, Principles, and Requirements Implement Asynchronous task, JWT API Authentication and AWS Serverless with Microservice architecture Who this book is for This book is for those beginners who want to make their careers in software development. It starts from the basics of python and Django, takes the reader to the Microservices architecture. Table of Contents 1. Basic of Python 2. Major Pillars of OOPS with Python 3. Getting Started with Django 4. API Development with Django 5. Database Modeling with Django

An easy-to-understand guide that helps you get familiar with the basics and advanced concepts in Golang Key Features Everything you need to know on how to use Go programming. Illustrated Examples on Go Functions, Control Flows, and Arrays. Deep Dive into Slices, Maps, Structs, Error Handling and Concurrency in Golang. Description Hands-on Go Programming is designed to get you up and running as fast as possible with Go. You will not just learn the basics but get introduced to how to use advanced features of Golang. The book begins with the basic concepts of Data types, Constants, Variables, Operators, Reassignment, and Redeclaration. Moving ahead, we explore and learn the use of Functions, Control flows, Arrays, Slices, Maps, and Structs using some great examples and illustrations. We then get to know about Methods in Golang. Furthermore, we learn about complex aspects of Golang such as Interfaces,Pointers, Concurrency and Error Handling. By the end, you will be familiar with both the basics and advanced concepts of Go and start developing critical programs working using this language. What you will learn Learn Golang syntaxes, control structures and Error Handling in-depth. Learn to declare, create and modify Slices, Maps and Struct in Go. Build your own concurrent programs with Goroutines and Channels. Deep Dive into Error handling in Golang. Who this book is for Anyone who knows basic programming can use this book to upskill themselves in Golang. This book is also for Engineering students, IT/Software professionals, and existing Go programmers. Architects and Developers working in Cloud, Networking, and DevOps can use this book to learn Go programming and apply the knowledge gained to design and build solutions in their respective domains. Table of Contents 1. Chapter 1 Introduction 2. Chapter 2 Functions 3. Chapter 3 Control Flows 4. Chapter 4 Arrays 5. Chapter 5 Slices 6. Chapter 6 Maps 7. Chapter 7 Structs 8. Chapter 8 Methods 9. Chapter 9 Interfaces 10. Chapter 10 Pointers 11. Chapter 11 Concurrency 12. Chapter 12 Error Handling About the Author Sachchidanand Singh is Advanced Analytics, BI and Data Science SME at IBM India Software Labs (ISL), Pune. He is M.Tech from Birla Institute of Technology and Science (BITS), Pilani. He has authored more than a dozen technical research papers in IEEE, international computer journals, and national/international conferences. He holds several Patents in Artificial Intelligence, Machine Learning, Cloud, and Cognitive domain. Having rich experience in architecture design and solution implementation with technologies like Advanced Analytics and Business Intelligence (BI). He is an IEEE reviewer, Technical Program Committee (TPC) member of various national/international conferences, and review board members of the American Journal of Computer Science and Information. LinkedIn Profile: www.linkedin.com/in/sachchidanand-singh-67908018 Prithvipal Singh has been working in the IT industry for nearly a decade. He has vast experience working in Java, Golang, Spring, Node.js, and Python. He has expertise in microservice architecture and the cloud domain. He is MCA from Savitribai Phule Pune University. LinkedIn Profile: www.linkedin.com/in/prithvipal-singh-2a7b4b49

A step-by-step guide to implementing Continuous Integration and Continuous Delivery (CICD) for Mobile, Hybrid, and Web applications Key Features Understand how and when Continuous Integration makes a difference Learn how to create Declarative Pipeline for Continuous Integration and Continuous Delivery Understand the importance of Continuous Code Inspection and Code Quality Learn to publish Unit Test and Code Coverage in Declarative Pipeline Understand the importance of Quality Gates and Build Quality Description The main objective of the book is to create Declarative Pipeline for programming languages such as Java, Android, iOS, AngularJS, NodeJS, Flutter, Ionic Cordova, and .Net. The book starts by introducing all the areas which encompass the field of DevOps Practices. It covers definition of DevOps, DevOps history, benefits of DevOps culture, DevOps and Value Streams, DevOps practices, different Pipeline types such as Build Pipeline, Scripted Pipeline, Declarative Pipeline, and Blue Ocean. Each chapter focuses on Pipeline that includes Static Code Analysis using SonarQube or Lint tools, Unit tests, calculating code coverage, publishing unit tests and coverage reports, verifying the threshold of code coverage, creating build/package, and distributing package to a specific environment based on the type of programming language. The book will also teach you how to use different deployment distribution environments such as Azure App Services, Docker, Azure Container Services, Azure Kubernetes Service, and App Center. By the end, you will be able to implement DevOps Practices using Jenkins effectively and efficiently. What you will learn Use Multi-Stage Pipeline (Pipeline as a Code) to implement Continuous Integration and Continuous Delivery. Create and configure Cloud resources using Platform as a Service Model Deploy apps to Azure App Services, Azure Kubernetes and containers Understand how to distribute Mobile Apps (APK and IPA) to App Center Improve Code Quality and Standards using Continuous Code Inspection Who this book is for This book is for DevOps Consultants, DevOps Evangelists, DevOps Engineers, Technical Specialists, Technical Architects, Cloud Experts, and Beginners. Having a basics knowledge of Application development and deployment, Cloud Computing, and DevOps Practices would be an added advantage. Table of Contents 1. Introducing DevOps 2. Introducing Jenkins 2.0 and Blue Ocean 3. Building CICD Pipeline for Java Web Application 4. Building CICD Pipeline for Android App 5. Building CICD Pipeline for iOS App 6. Building CICD Pipeline for Angular Application 7. Building CICD Pipeline NodeJS Application 8. Building CICD Pipeline for Hybrid Mobile Application 9. Building CICD Pipeline for Python Application 10. Building CICD Pipeline for DotNet Application 11. Best Practices About the Author Mitesh is a DevOps engineer. He is in love with the DevOps culture and concept. Continuous improvement is his motto in life with existing imperfection. His primary focus is on the improvement of the existing culture of an organization or a project using Continuous Integration and Continuous Delivery. Ankita is a DevOps evangelist. She is a continuous learner and practitioner of Agile and DevOps. As a change agent, she always tries to bring change in an organization to get maximum benefits of DevOps. So, she wants to share her knowledge and make sure IT professionals are trained and empowered to make those changes.

A comprehensive guide to study the version updates from JDK9.0 to JDK13.0 Key Features Learn the journey of Java from its initial days till date. Learn how to implement modular programming in Java9. Study the updates in different versions of Java from version 9.0 to 13.0. Understand the need and working of reactive programming. Learn to migrate the pre-existing Java code to new versions. Learn how to use jshell to test a new API before using in a project. Description Version release is one of the important phases of success of any programming language. Over the years, Java had made many improvements in its API to make to reliable and flexible to use. This book aims at providing you information related to all the updates from JDK9.0 to JDK13.0 in one place. This book starts with a brief history of Java. It covers how Java has evolved as a complete programming language over the years by launching different versions. You will learn the concept of module system and other important concepts introduced in JSE9 .0 and JSE10.0. Moving ahead, the book will take you through updates in JDK11.0. Concepts like Epsilon, ZGC, and Nest-Based access control have also been discussed. Though the version updates are good to learn, they create complexities in updating the existing code to make it compatible with the new version. This book talks in detail about how you can migrate your legacy code to match up with the new versions. It also covers how to use jshell, a tool used to test your code snippet without writing the complete application class, with numerous examples. Further, this book covers in detail the concept of reactive programming. Concepts like publisher, subscriber, subscription and back-pressure have been discussed with examples. At the end of the book, you will learn about the very recent updates which have been released by Java. The chapters talk about JDK12.0 and JDK13.0. They cover concepts like Shenondaoh, microbenchmark suit, modified switch expression from JDK12.0. Though, Java13 is still a hot-plated dish, this book gives you a fair idea about what are the new updates which have been proposed in this version. What You Will Learn By the end of this book, you will be able to implement the updates provided in different versions of Java. This book has covered the updates from version 9.0 to 13.0. You will be able to work with the Java Module System. You will be able to test the new API using jshell. Along with this, you will be able to migrate your legacy code to match the recommendations of new versions of Java. Who This Book is For This book covers the new version updates in Java. So, prior knowledge of Java is recommended before reading this book. Though we are covering the versions from JSE9.0 onwards, it is not necessary that the reader should be expert in the earlier versions. If you are keen to know the recent developments in Java API, this is the perfect book for you. Table of Contents 1. Insights of Versioning 2. What’s new in Java9 3. Understanding JDK10 – Step towards JDK11 4. Dive in JDK11 5. Migrating the code 6. Working with JShell 7. Reactive Programming and Concurrency Updates 8. What next in Java12 9. Introduction to Java13 About the Author Mandar Jog is a passionate Java Trainer with over 15 years of experience in retail and corporate training. He has global certifications like SCJP and SCWCD. His areas of expertise are Java, J2EE (Spring, Hibernate). He has delivered more than 500 training sessions on Core Java, Web Technologies, Hibernate, Spring Boot, Angular, etc. LinkedIn Profile: https://www.linkedin.com/in/mandar-jog-0ba9a01b/

From Novice to Professional - Start at the Beginning and Learn the World of Java Key Features Covers the key concepts of Java Programming Programming examples are provided to understand the concepts well Designed to cover the syllabus of BCA, BSc-IT and Mater level Courses in Computer Applications Step by Step instructions are provided to get more clarity on the topic Covers Core Java along with some advanced topics of Java Programming Description This book has been designed in such a manner so as to make anyone understand the Java language, with a lot of practical examples implemented on the Eclipse platform. This book comprehensively covers all the concepts of Java, starting with the installation of Java and the usage of IDE for Java development and efficiently covers all required topics of Java language with some advanced concepts like JDBC and event handling in Java. What will you learn Java Fundamentals with installation and configuration Core Java with relevant programming examples Important features of Java-like applets and multithreading Event handling with graphical user interface components Java Database Connectivity with some practical examples Who this book is for This book is useful for beginner programmers having no knowledge of any programming language. However, programmers who have done some basic programming in C and C++, can easily reach some advanced concepts and move ahead with the advanced Java. Table of Contents 1. Introduction & Installation 2. Basics of Java Programming 3. Object-Oriented Programming in Java 4. Packages and Interfaces 5. Understanding Strings, Arrays and Wrapper classes 6. Exception Handling in Java 7. Multithreading in Java 8. Applets in Java 9. Input-Output in Java 10 Event Handling in Java 11 Java Database Connectivity About the Author Dr Muneer Ahmad Dar is currently working as Scientist-C at the National Institute of Electronics and Information Technology (NIELIT), J&K which is the department under Ministry of Electronics and Information Technology, MeitY, Govt of India. He is a researcher, teacher, and Head, Department of MCA at NIELIT Srinagar. He is actively involved in the field of Computer Science. He has done his Masters in Computer Applications (MCA) from the University of Kashmir, M.Phil (Computer Science) from Madurai Kamaraj University and PhD (Computer Science) from University of Kashmir. His areas of interest include Security of Smartphone Applications, Programming Languages, Design & Analysis of Algorithms, Data Structures and Optimization Techniques. As a creative writer, he has authored a large number of research papers and book chapters, published in IEEE, Scopus indexed journals and Springer Lecture Notes.