Create and maintain powerful Bash scripts for automation and administration. Key Features *Get up and running with Linux shell scripting using real-world examples *Leverage command-line techniques and methodologies to automate common yet complex administration tasks *A practical guide with exposure to scripting constructs and common scripting patterns Book Description Shell scripts allow us to program commands in chains and have the system execute them as a scripted event, just like batch files. This book will start with an overview of Linux and Bash shell scripting, and then quickly deep dive into helping you set up your local environment, before introducing you to tools that are used to write shell scripts. The next set of chapters will focus on helping you understand Linux under the hood and what Bash provides the user. Soon, you will have embarked on your journey along the command line. You will now begin writing actual scripts instead of commands, and will be introduced to practical applications for scripts. The final set of chapters will deep dive into the more advanced topics in shell scripting. These advanced topics will take you from simple scripts to reusable, valuable programs that exist in the real world. The final chapter will leave you with some handy tips and tricks and, as regards the most frequently used commands, a cheat sheet containing the most interesting flags and options will also be provided. After completing this book, you should feel confident about starting your own shell scripting projects, no matter how simple or complex the task previously seemed. We aim to teach you how to script and what to consider, to complement the clear-cut patterns that you can use in your daily scripting challenges. What you will learn *Understand Linux and Bash basics as well as shell scripting fundamentals *Learn to write simple shell scripts that interact with Linux operating system *Build, maintain, and deploy scripts in a Linux environment *Learn best practices for writing shell scripts *Avoid common pitfalls associated with Bash scripting *Gain experience and the right toolset to write your own complex shell scripts Who this book is for This book targets new and existing Linux system administrators, Windows system administrators or developers who are interested in automating administrative tasks. No prior shell scripting experience is needed but in case you do this book will make a pro quickly. Readers should have a basic understanding of the command line.

A collection of in-depth conversations with leading developer advocates that reveal the world of developer relations today Key Features * Top developer advocates reveal the work they’re doing at the center of their tech communities and the impact their advocacy is having on the tech industry as a whole * Discover the best practices of developer advocacy and get the inside story on working at some of the world’s largest tech companies * Features contributions from noted developer advocates, including Scott Hanselman, Sally Eaves, Venkat Subramaniam, Jono Bacon, Ted Neward, and more Book Description What exactly is a developer advocate, and how do they connect developers and companies around the world? Why is the area of developer relations set to explode? Can anybody with a passion for tech become a developer advocate? What are the keys to success on a global scale? How does a developer advocate maintain authenticity when balancing the needs of their company and their tech community? What are the hot topics in areas including Java, JavaScript, "tech for good," artificial intelligence, blockchain, the cloud, and open source? These are just a few of the questions addressed by developer advocate and author Geertjan Wielenga in Developer, Advocate!. 32 of the industry's most prominent developer advocates, from companies including Oracle, Microsoft, Google, and Amazon, open up about what it's like to turn a lifelong passion for knowledge sharing about tech into a rewarding career. These advocates run the gamut from working at large software vendors to small start-ups, along with independent developer advocates who work within organizations or for themselves. In Developer, Advocate!, readers will see how developer advocates are actively changing the world, not only for developers, but for individuals and companies navigating the fast-changing tech landscape. More importantly, Developer, Advocate! serves as a rallying cry to inspire and motivate tech enthusiasts and burgeoning developer advocates to get started and take their first steps within their tech community. What you will learn * Discover how developer advocates are putting developer interests at the heart of the software industry in companies including Microsoft and Google * Gain the confidence to use your voice in the tech community * Immerse yourself in developer advocacy techniques * Understand and overcome the challenges and obstacles facing developer advocates today * Hear predictions from the people at the cutting edge of tech * Explore your career options in developer advocacy Who this book is for Anybody interested in developer advocacy, the impact it is having, and how to build developer advocacy capabilities

Explore a diverse set of meta-learning algorithms and techniques to enable human-like cognition for your machine learning models using various Python frameworks Key Features *Understand the foundations of meta learning algorithms *Explore practical examples to explore various one-shot learning algorithms with its applications in TensorFlow *Master state of the art meta learning algorithms like MAML, reptile, meta SGD Book Description Meta learning is an exciting research trend in machine learning, which enables a model to understand the learning process. Unlike other ML paradigms, with meta learning you can learn from small datasets faster. Hands-On Meta Learning with Python starts by explaining the fundamentals of meta learning and helps you understand the concept of learning to learn. You will delve into various one-shot learning algorithms, like siamese, prototypical, relation and memory-augmented networks by implementing them in TensorFlow and Keras. As you make your way through the book, you will dive into state-of-the-art meta learning algorithms such as MAML, Reptile, and CAML. You will then explore how to learn quickly with Meta-SGD and discover how you can perform unsupervised learning using meta learning with CACTUs. In the concluding chapters, you will work through recent trends in meta learning such as adversarial meta learning, task agnostic meta learning, and meta imitation learning. By the end of this book, you will be familiar with state-of-the-art meta learning algorithms and able to enable human-like cognition for your machine learning models. What you will learn *Understand the basics of meta learning methods, algorithms, and types *Build voice and face recognition models using a siamese network *Learn the prototypical network along with its variants *Build relation networks and matching networks from scratch *Implement MAML and Reptile algorithms from scratch in Python *Work through imitation learning and adversarial meta learning *Explore task agnostic meta learning and deep meta learning Who this book is for Hands-On Meta Learning with Python is for machine learning enthusiasts, AI researchers, and data scientists who want to explore meta learning as an advanced approach for training machine learning models. Working knowledge of machine learning concepts and Python programming is necessary.

Learn a modern approach to data analysis using Python to harness the power of programming and AI across your data. Detailed case studies bring this modern approach to life across visual data, social media, graph algorithms, and time series analysis. Key Features *Bridge your data analysis with the power of programming, complex algorithms, and AI *Use Python and its extensive libraries to power your way to new levels of data insight *Work with AI algorithms, TensorFlow, graph algorithms, NLP, and financial time series *Explore this modern approach across with key industry case studies and hands-on projects Book Description Data Analysis with Python offers a modern approach to data analysis so that you can work with the latest and most powerful Python tools, AI techniques, and open source libraries. Industry expert David Taieb shows you how to bridge data science with the power of programming and algorithms in Python. You'll be working with complex algorithms, and cutting-edge AI in your data analysis. Learn how to analyze data with hands-on examples using Python-based tools and Jupyter Notebook. You'll find the right balance of theory and practice, with extensive code files that you can integrate right into your own data projects. Explore the power of this approach to data analysis by then working with it across key industry case studies. Four fascinating and full projects connect you to the most critical data analysis challenges you’re likely to meet in today. The first of these is an image recognition application with TensorFlow – embracing the importance today of AI in your data analysis. The second industry project analyses social media trends, exploring big data issues and AI approaches to natural language processing. The third case study is a financial portfolio analysis application that engages you with time series analysis - pivotal to many data science applications today. The fourth industry use case dives you into graph algorithms and the power of programming in modern data science. You'll wrap up with a thoughtful look at the future of data science and how it will harness the power of algorithms and artificial intelligence. What you will learn *A new toolset that has been carefully crafted to meet for your data analysis challenges *Full and detailed case studies of the toolset across several of today’s key industry contexts *Become super productive with a new toolset across Python and Jupyter Notebook *Look into the future of data science and which directions to develop your skills next Who this book is for This book is for developers wanting to bridge the gap between them and data scientists. Introducing PixieDust from its creator, the book is a great desk companion for the accomplished Data Scientist. Some fluency in data interpretation and visualization is assumed. It will be helpful to have some knowledge of Python, using Python libraries, and some proficiency in web development.

If you are a scientist, programmer, software engineer, or student who has working knowledge of matplotlib and now want to extend your usage of matplotlib to plot complex graphs and charts and handle large datasets, then this book is for you.

This is a Packt Cookbook, which means it contains step-by-step instructions to achieve a particular goal or solve a particular problem. The book can be read chapter by chapter, or you can look at the table of contents and read the recipes in no particular order. This book is for anyone who wants to enhance their WordPress blog to make it engaging and feature-rich. It is not specifically for developers or programmers; rather it can be used by anyone who wants to get more out of their WordPress blog by following step-by-step instructions. A basic knowledge of PHP/XHTML/CSS/WordPress is desirable but not necessary.

This book is a fast-paced tutorial to developing ColdFusion applications using an object-oriented programming approach. Complete with code examples that can be altered and applied to your application and careful explanations, this book will guide you through your first interaction with object-oriented programming within your ColdFusion applications. If you are a web developer wanting to implement object-oriented programming with ColdFusion, then this book is for you. If your goal is to get a good grounding in the basics of object-oriented programming concepts, this book is perfect for you. No prior knowledge of object-oriented programming is expected, but basic knowledge of ColdFusion development skills is assumed.

This book is a step-by-step tutorial guide, explaining many common and fundamentally important Plone site administration tasks. This book is designed for site administrators, webmasters, or content editors managing a site with Plone. These users will not be new to Plone itself, but they will be new to the site administration tasks. The reader is also expected to know basic Python programming. This book caters to these users, and builds their confidence by helping them to get their Plone sites up, running, and customized with minimal peripheral knowledge.

This book is packed with step-by-step exercises that illustrate how to explore the different ways to create your themes for PrestaShop. Each chapter begins with an explanation of the topic and provides a quick exercise that can be applied to your theme. All topics are discussed using a simple yet practical approach to ensure that concepts are grasped easily. This book is meant for beginners to PrestaShop who want a hassle-free way to come up with their own themes. If you are a designer who enjoys creative work but does not want to spend too much time exploring the code, this book is for you. This book is also useful for those "layman" online store owners, who want to do their own modifications for their PrestaShop store.

This book has real-world samples of how to solve problems related to Design and Technology and offers tips on how to enhance the use of Moodle to get the most out of the subject. Worked examples will act as a base from which to build complex and exciting courses for students in all age ranges and abilities. If you are a Design & Technology teacher, teaching assistant, head of department, SMT, or IT technician in school and would like to use Moodle to design, create, or administer a VLE for Design and Technology, this book is for you. You need to know the basics of Moodle for teaching and learning and should have some experience with Design and Technology.

Conversational and practical, this book is full of real life examples of where and how you would use the Audacity software. Not only does it give you task-based step-by-step instructions from installation to advanced audio editing techniques, it caters to the beginner to familiarize them with all the jargon, suggests recording equipment, it walks them through a simple sample project showing off everything Audacity can do. If you are new to audio recording and editing, and particularly using the Audacity software, this book is for you. It explains everything from common audio industry terms and software basics. Technical sound engineering details and jargon are omitted to keep the book friendly and easy to understand.

This is a Packt Beginners Guide, which means it focuses on practical examples and has a friendly approach, with the opportunity to learn by experiment and play. We work through the project tutorials one block of code at a time, and we periodically pause to reflect on the relationship between our code blocks, our project, and Scratch programming in general. As you work through the book, you are encouraged to experiment with the concepts presented. As each chapter in the book progresses, the topics get increasingly more complex. Scratch is a teaching language, so it's ideal for people who want to learn how to program or teach others how to program. Educators and parents will learn how to program using Scratch, so they can use Scratch to teach the latest learning skills to their students and children. No previous computer programming knowledge is required. You only need to know how to perform basic tasks on a computer and this book will teach the rest. You can then use it as a platform to learn more advanced programming languages. Parents, stuck with a child who wants to play video games all nightMake a new rule. He can only play a video game if he programs the game first.

This is your practical guide to setting up a working environment and using Oracle Scheduler. Packed with simple examples and clear explanations, real-life scenarios are discussed to make you comfortable in implementing them in your own system. This book is intended for Administrators and Developers who currently use tools like cron, DBMS_JOB, and the task manager, but who now want more control or who have a need to scale up to tools that can handle the network. Complex tasks can be built that easily control business process and enable the completion of important tasks in limited time. The reader is expected to have some experience of Oracle Database Management, and a working knowledge of SQL and PL/SQL.

This is a step-by-step instructional guide to get you started easily with phpMyAdmin and teach you to manage and perform database functions on your database. You will first be introduced to the interface and then build basic tables and perform both simple and advanced functions on the created database. The book progresses gradually and you will follow it best by reading it sequentially. If you are a developer or system administrator or web designer who wants to manage MySQL databases and tables efficiently, this book is for you. This book assumes you already are well acquainted with MySQL basics. This book is a must-read for every serious phpMyAdmin user who would like to use this outstanding application to its full power.

A hands-on and practical tutorial that shows administrators how to implement and use 3CX and its range of functionality. Using real world experiences from the authors, you will learn tricks and tips that will help you develop and optimize your 3CX system. This book is for beginners who know nothing about 3CX or VoIP. It will guide them to set up a complete system. Advanced users will also gain insight from information on real-world hardware and software tips and tricks.

This book is an example driven tutorial that takes you through the process of building Model-View-Controller-based web applications. You will create and develop an online store application. It also covers best practices for better and quicker application development. This book is for PHP web developers who want to get started with Symfony 1.3. If you are already using Symfony 1.0 or are new to Symfony, you will learn how to use it in the best way to produce better applications faster. Basic knowledge of Object Oriented design and ORM will be quite helpful.

The book offers readers both a detailed de*ion as well as step by step instructions on deploying software solutions as well as Asterisk configurations. Screenshots are provided in sections to give a visual perspective of the instructions. For Asterisk configurations actual sample code is listed in the book which can be directly inserted into your Asterisk solution.This book is aimed at anyone who is interested in building a powerful telephony system using the free and open source application, Asterisk, without spending many thousands of dollars buying a commercial and often less flexible system. This book is suitable for the novice and those new to Asterisk and telephony. Telephony or Linux experience will be helpful, but not required.

Employing a comprehensive tutorial-based approach, this easy-to-follow book shows the reader various means of using AOP with Spring in a real-world scenario. Clear step-by-step instructions ensure that you will not get lost in the new world of AOP and Spring. If you are a Java software architect, engineer, or developer and want to be able to write applications in a more modular and concise way by using Spring, then you need this book. Readers need basic knowledge of Spring and its configuration.

This book is for System Administrators or Web Developers seeking a lean deployment platform for web applications or who want to switch to a "lighter" web server than Apache.

This book takes a tutorial approach and each chapter contains step-wise instructions to perform specific tasks. This book is for Linux/Unix System Administrators interested in designing and setting up a CUPS network and provides enough knowledge to understand how the technology works, make decisions about deployment, and then implement a stable work environment. No knowledge in CUPS is required but readers need to be comfortable with working in the Linux/Unix environment. On the whole, readers should have basic knowledge of the Linux environment.

Regardless of whether this is your first time working with WordPress, or you’re a seasoned WordPress coding ninja, WordPress Top Plugins will walk you through finding and installing the best plugins for generating and sharing content, building communities and reader base, and generating real advertising revenue.