Mastering R for Quantitative Finance. Use R to optimize your trading strategy and build up your own risk management system

Edina Berlinger (EURO), Julia Molnár, Agnes Vidovics Dancs, Barbara Dömötör, ...

Neo4j Graph Data Modeling. Design efficient and flexible databases by optimizing the power of Neo4j

Mahesh Lal, Mahesh K Lal

Mastering Proxmox. Master the skills you need to build a rock-solid virtualization environment with the all new Proxmox 4 - Second Edition

Wasim Ahmed

Proxmox is an open source server virtualization solution that has enterprise-class features to manage virtual machines, to be used for storage, and to virtualize both Linux and Windows application workloads.You begin with refresher on the advanced installation features and the Proxmox GUI to familiarize yourself with the Proxmox VE hypervisor. You then move on to explore Proxmox under the hood, focusing on the storage systems used with Proxmox. Moving on, you will learn to manage KVM Virtual Machines and Linux Containers and see how networking is handled in Proxmox. You will then learn how to protect a cluster or a VM with a firewall and explore the new HA features introduced in Proxmox VE 4 along with the brand new HA simulator. Next, you will dive deeper into the backup/restore strategy followed by learning how to properly update and upgrade a Proxmox node. Later, you will learn how to monitor a Proxmox cluster and all of its components using Zabbix. By the end of the book, you will become an expert at making Proxmox environments work in production environments with minimum downtime.

Python Data Cleaning Cookbook. Prepare your data for analysis with pandas, NumPy, Matplotlib, scikit-learn, and OpenAI - Second Edition

Michael Walker

Jumping into data analysis without proper data cleaning will certainly lead to incorrect results. The Python Data Cleaning Cookbook - Second Edition will show you tools and techniques for cleaning and handling data with Python for better outcomes.Fully updated to the latest version of Python and all relevant tools, this book will teach you how to manipulate and clean data to get it into a useful form. he current edition focuses on advanced techniques like machine learning and AI-specific approaches and tools for data cleaning along with the conventional ones. The book also delves into tips and techniques to process and clean data for ML, AI, and NLP models. You will learn how to filter and summarize data to gain insights and better understand what makes sense and what does not, along with discovering how to operate on data to address the issues you've identified. Next, you’ll cover recipes for using supervised learning and Naive Bayes analysis to identify unexpected values and classification errors and generate visualizations for exploratory data analysis (EDA) to identify unexpected values. Finally, you’ll build functions and classes that you can reuse without modification when you have new data.By the end of this Data Cleaning book, you'll know how to clean data and diagnose problems within it.

Force.com Enterprise Architecture. Blend industry best practices to architect and deliver packaged Force.com applications that cater to enterprise business needs

Andrew Fawcett

Oracle Essbase 11 Development Cookbook. Over 90 advanced development recipes to build and take your Oracle Essbase Applications further with this book and

Jose R Ruiz, Jose R. Ruiz

Oracle Essbase is a Multi-Dimensional Online Analytical Processing (OLAP) server, providing a rich environment for effectively developing custom analytic and enterprise performance management applications. Oracle Essbase enables business users to quickly model complex business scenarios.This practical cookbook shows you the advanced development techniques when building Essbase Applications and how to take these applications further.Packed with over 90 task-based and immediately reusable recipes, this book starts by showing you how to use a relational data model to build and load an Essbase cube and how to create a data source, prepare the mini schema, and work with the data elements in Essbase Studio. The book then dives into topics such as building the BSO cube, building the ASO cube, using EAS for development, creating Calculation Scripts and using MaxL to automate processes.

Instant SQL Server Analysis Services 2012 Cube Security. Analyze and secure cubes in the SQL Server 2012 development environment in no time using this hands-on guide

Satya SK Jayanty, Satya Shyam K Jayanty

SQL Server 2012 includes BI-specific features such as cube analytics, reporting-related features, multidimensional BI semantic models, and many more. This is a new addition that is of great use to Business Analysts, who can now build BI semantic models using the relational tables from the database engine rather than the dimensions from analysis services.Instant Microsoft SQL Server Analysis Services 2012 Cube Security is a practical, hands-on guide that provides clear, step-by-step recipes for getting started with cube security. As a Database Administrator and Data Architect, data security is of prime concern, and this book highlights the key concepts of securing cubes. By the end of this book, you will understand the SQL Server security model and how to effectively implement the same on the data platform.Security is paramount within a data platform, and thankfully, the issues surrounding data access can be fixed in the initial stages of its design. This allows you to avoid any breach of data access layers. The recipes in this book consist of the required ingredients to implement and administer OLAP & BI security management for your cubes. With this book, you will master the key aspects of implementing and managing security essentials and securing data layers.The recipes in this book incorporate best practice implementation, which include step-by-step instructions for creating models that implement security based on the currently logged on Windows user name or based on custom data passed to analysis services. The new BI platform features will help end users, business users, and technology users by providing a robust environment for IT, planning, budgeting, forecasting with scorecards, and reporting capabilities for the business users. These analytics will help end users to create a comprehensive management application to view the data with ease.

Mastering 5G Network Design, Implementation, and Operations. A comprehensive guide to understanding, designing, deploying, and managing 5G networks

Shyam Varan Nath, Ananya Simlai, Oguzhan Kara

We are living in an era where ultra-fast internet speed is not a want, but a necessity. As applications continue to evolve, they demand a reliable network with low latency and high speed. With the widespread commercial adoption of driverless cars, robotic factory floors, and AR/VR-based immersive sporting events, speed and reliability are becoming more crucial than ever before. Fortunately, the power of 5G technology enables all this and much more.This book helps you understand the fundamental building blocks that enable 5G technology. You’ll explore the unique aspects that make 5G capable of meeting high-quality demands, including technologies that back 5G, enhancements in the air interface, and packet core, which come together to create a network with unparalleled performance. As you advance, you’ll discover how to design and implement both 5G macro and private networks, while also learning about the various design and deployment options available and which option is best suited for specific use cases. After that, you’ll check out the operational and maintenance aspects of such networks and how 5G works together with fixed wireline and satellite technologies.By the end of this book, you’ll understand the theoretical and practical aspects of 5G, enabling you to use it as a handbook to establish a 5G network.