Learn about the fastest-growing open source project in the world, and find out how it revolutionizes big data analytics About This Book Exclusive guide that covers how to get up and running with fast data processing using Apache Spark Explore and exploit various possibilities with Apache Spark using real-world use cases in this book Want to perform efficient data processing at real time? This book will be your one-stop solution. Who This Book Is For This guide appeals to big data engineers, analysts, architects, software engineers, even technical managers who need to perform efficient data processing on Hadoop at real time. Basic familiarity with Java or Scala will be helpful. The assumption is that readers will be from a mixed background, but would be typically people with background in engineering/data science with no prior Spark experience and want to understand how Spark can help them on their analytics journey. What You Will Learn Get an overview of big data analytics and its importance for organizations and data professionals Delve into Spark to see how it is different from existing processing platforms Understand the intricacies of various file formats, and how to process them with Apache Spark. Realize how to deploy Spark with YARN, MESOS or a Stand-alone cluster manager. Learn the concepts of Spark SQL, SchemaRDD, Caching and working with Hive and Parquet file formats Understand the architecture of Spark MLLib while discussing some of the off-the-shelf algorithms that come with Spark. Introduce yourself to the deployment and usage of SparkR. Walk through the importance of Graph computation and the graph processing systems available in the market Check the real world example of Spark by building a recommendation engine with Spark using ALS. Use a Telco data set, to predict customer churn using Random Forests. In Detail Spark juggernaut keeps on rolling and getting more and more momentum each day. Spark provides key capabilities in the form of Spark SQL, Spark Streaming, Spark ML and Graph X all accessible via Java, Scala, Python and R. Deploying the key capabilities is crucial whether it is on a Standalone framework or as a part of existing Hadoop installation and configuring with Yarn and Mesos. The next part of the journey after installation is using key components, APIs, Clustering, machine learning APIs, data pipelines, parallel programming. It is important to understand why each framework component is key, how widely it is being used, its stability and pertinent use cases. Once we understand the individual components, we will take a couple of real life advanced analytics examples such as 'Building a Recommendation system', 'Predicting customer churn' and so on. The objective of these real life examples is to give the reader confidence of using Spark for real-world problems. Style and approach With the help of practical examples and real-world use cases, this guide will take you from scratch to building efficient data applications using Apache Spark. You will learn all about this excellent data processing engine in a step-by-step manner, taking one aspect of it at a time. This highly practical guide will include how to work with data pipelines, dataframes, clustering, SparkSQL, parallel programming, and such insightful topics with the help of real-world use cases.
This book features an in-depth examination of the ongoing problem of bovine mastitis and the potential solutions offered by polymer nanoparticles. With extensive research and analysis, the book delves into the causes and consequences of bovine mastitis, including the shift in the relevance of various infections and the increasing problem of antibiotic resistance. The authors explore the use of nanoparticles as a potential alternative to traditional antibiotics and the importance of tailoring their characteristics for specific uses. Detailed discussions of the pros and cons of different manufacturing procedures and characterizations of bovine mastitis, drug-resistant bacteria, and resistance development make this monograph an invaluable resource for researchers and experts in the field of veterinary medicine, and an excellent resource for those interested in investigating the viability of nano-materials as future antibiotic alternatives.
Renewable and Alternative Energy Resources provides comprehensive information on the status of all renewable and non-renewable energy resources. Chapters discuss the technological developments and environmental impacts of each energy source, giving a valuable reference of up-to-date scientific progress, technical application and comparative ecological analysis of each source. In addition to understanding the process involved in generating energy, the book looks at possible merits and demerits relevant to environmental problems, highlighting the importance of the implementation of sustainable, approachable, cost effective and durable renewable energy resources. Designed to highlight relevant concepts on energy efficiency, current technologies and ongoing industrial trends, this is an ideal reference source for academics, practitioners, professionals and upper-level students interested in the latest research on renewable energy. Discusses developments in both renewable and non-renewable energy sources Highlights the status of exploitive, experimental studies conducted on the global status of alternative energies Outlines novel opportunities for improving technologies for the billion-dollar renewable industry
Take your Python skills to the next level to develop scalable, real-world applications for local as well as cloud deployment Key FeaturesAll code examples have been tested with Python 3.7 and Python 3.8 and are expected to work with any future 3.x releaseLearn how to build modular and object-oriented applications in PythonDiscover how to use advanced Python techniques for the cloud and clustersBook Description Python is a multipurpose language that can be used for multiple use cases. Python for Geeks will teach you how to advance in your career with the help of expert tips and tricks. You'll start by exploring the different ways of using Python optimally, both from the design and implementation point of view. Next, you'll understand the life cycle of a large-scale Python project. As you advance, you'll focus on different ways of creating an elegant design by modularizing a Python project and learn best practices and design patterns for using Python. You'll also discover how to scale out Python beyond a single thread and how to implement multiprocessing and multithreading in Python. In addition to this, you'll understand how you can not only use Python to deploy on a single machine but also use clusters in private as well as in public cloud computing environments. You'll then explore data processing techniques, focus on reusable, scalable data pipelines, and learn how to use these advanced techniques for network automation, serverless functions, and machine learning. Finally, you'll focus on strategizing web development design using the techniques and best practices covered in the book. By the end of this Python book, you'll be able to do some serious Python programming for large-scale complex projects. What you will learnUnderstand how to design and manage complex Python projectsStrategize test-driven development (TDD) in PythonExplore multithreading and multiprogramming in PythonUse Python for data processing with Apache Spark and Google Cloud Platform (GCP)Deploy serverless programs on public clouds such as GCPUse Python to build web applications and application programming interfacesApply Python for network automation and serverless functionsGet to grips with Python for data analysis and machine learningWho this book is for This book is for intermediate-level Python developers in any field who are looking to build their skills to develop and manage large-scale complex projects. Developers who want to create reusable modules and Python libraries and cloud developers building applications for cloud deployment will also find this book useful. Prior experience with Python will help you get the most out of this book.
Air traffic accidents are increasing causing the death of innocent people and hence making trouble for many families. Many countries are affected of such accidents especially Malaysia in the recent few months, as a precaution we have made a struggle for finding such a software solution that can simulate people about the management of CAA working and can create interest of the user in it. Now we will develop such a software that will be available online, helping internet users to learn the management of CAA working and especially giving him/her a platform to judge his/her management capabilities for flight management system. This system will help the CAA Organization to refer it to its new employees to use this product for their outdoor practice. Mind these words we are making a simulator not a game, in which we will follow the rules of CAA working.
Deals with the historical perspectives and the current status of doubled haploid production along with its practical implications in basic and applied research. It highlights various haploid production methods with a comprehensive discussion on their pros and cons, bottlenecks, and embryogenic pathways. The review also describes in detail the results of molecular and genomic studies conducted to investigate the underlying principles of this spectacular technique that has changed the status of many species from recalcitrant to responsive over the last ninety years.
Genetically uniform cultivars in many self-pollinated cereal crops dominate commercial production in high-input environments especially due to their high grain yields and wide geographical adaptation. These cultivars generally perform well under favorable and high-input farming systems but their optimal performance cannot be achieved on marginal/organic lands or without the use of external chemical inputs (fertilizers, herbicides and pesticides). Cereal breeding programs aim at evaluating candidate lines/cultivars for agronomic, disease and quality traits in a weed free environment that makes it impossible to identify traits conferring competitive ability against weeds. Moreover, quantification of competitive ability is a complex phenomenon which is affected by range of growth traits. Above (e.g. light) and below (e.g. water and nutrients) ground resources also influence competitiveness to a greater extent. Competitiveness is quantitatively inherited trait which is heavily influenced by many factors including genotype, management, environment and their interaction. Sound plant breeding techniques and good experimental designs are prerequisites for maximizing genetic gains to breed cultivars for organically managed lands. The brief is focused on breeding wheat for enhanced competitive ability along with other agronomic, genetic and molecular studies that have been undertaken to improve weed suppression, disease resistance and quality in organically managed lands. The examples from other cereals have also been highlighted to compare wheat with other cereal crops.
The global energy scenario is undergoing an unprecedented transition. In the wake of enormous challenges—such as increased population, higher energy demands, increasing greenhouse gas emissions, depleting fossil fuel reserves, volatile energy prices, geopolitical concerns, and energy insecurity issues—the energy sector is experiencing a transition in terms of energy resources and their utilization. This modern transition is historically more dynamic and multidimensional compared to the past considering the vast technological advancements, socioeconomic implications and political responses, and ever-evolving global policies and regulations. Energy insecurity in terms of its critical dimensions—access, affordability, and reliability—remains a major problem hindering the socioeconomic progress in developing countries. The Handbook of Energy Transitions presents a holistic account of the 21st-century energy transition away from fossil fuels. It provides an overview of the unfolding transition in terms of overall dimensions, drivers, trends, barriers, policies, and geopolitics, and then discusses transition in terms of particular resources or technologies, such as renewable energy systems, solar energy, hydropower, hydrogen and fuel cells, electric vehicles, energy storage systems, batteries, digitalization, smart grids, blockchain, and machine learning. It also discusses the present energy transition in terms of broader policy and developmental perspectives. Further, it examines sustainable development, the economics of energy and green growth, and the role of various technologies and initiatives like renewables, nuclear power, and electrification in promoting energy security and energy transition worldwide. Key Features Includes technical, economic, social, and policy perspectives of energy transitions Features practical case studies and comparative assessments Examines the latest renewable energy and low-carbon technologies Explains the connection between energy transition and global climate change
Seminar paper from the year 2019 in the subject Leadership and Human Resource Management - Leadership, University of Greenwich (Karachi), course: HRM, language: English, abstract: Police work stress has never been in greater attention. Since police work is extremely stressful as they are facing various issues. The aim of this empirical study was to examine the level of work load, work environment, nature of work and relationship with supervisor with work stress among police officers, in district Quetta Baluchistan. All the police constables were the population of the study. The mixed method approach was used. The descriptive analysis was done on 30 police officers, using simple random sampling technique by quantitative method through questionnaire. In qualitative method 7 respondents were taken as sample by using convenient sampling and thematic analysis was done. Therefore, the findings of quantitative method show that the work load is a highest stressful factor, while life threatening, social isolation, sudden work calls, promotion, salary issue were the major themes of the study. Present study recommends that the smart salary packages and value should be given to them.
The book presents a detailed analysis of the nature and the implications of the ongoing energy crisis in Pakistan. In this regard the role of pertinent stakeholders has been critically reflected upon. Highlighting the key strengths of the national energy base, solutions have been suggested to achieve a sustainable energy future for the country.
Intravenous anesthesia is only the option to maintain general anesthesia under field conditions. Anesthesia can be induced and maintained more effectively by first administering the bolus infusion followed by continuous infusion of any anesthetic agent. This book was planned with two objectives; one was to investigate the sedatives and dose sparing effects of different doses of detomidine and midazolam and second was to develop a suitable total intravenous anesthesia (TIVA) technique by comparative efficacy of propofol and ketamine anesthesia using constant rate infusion in pre-medicated goats during pain management.
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