如何使用Excel和Power BI高效发现数字背后的信息？在数据分析时如何准确写出所需的公式?如何快速响应各方需求，提升自己的价值……答案是使用“数据模型”。 在《Power BI建模权威指南》中，著名的Excel、Power BI专家Alberto Ferrari和Marco Russo将会告诉你关于数据模型的基础知识，并通过多个实例帮助你构建、展示报表，教你通过设计数据模型以快速得到想要的答案，并提升效率。通过阅读，你会发现：找到正确的答案原来如此简单！ 本书不仅适合在校学生、初入职场的白领，也适合那些希望了解数据建模的数据分析师。如果你希望获得资深专家的丰富经验，相信本书也会带给你启发。

To succeed in today's transforming business world, organizations need business intelligence capabilities to make smarter decisions faster than ever before. This Power BI book is an entry-level guide that will get you up and running with data modeling, visualization, and analytical techniques from scratch.You'll find this book handy if you want to get well-versed with the extensive Power BI ecosystem. You'll start by covering the basics of business intelligence and installing Power BI. You'll then learn the wide range of Power BI features to unlock business insights. As you progress, the book will take you through how to use Power Query to ingest, cleanse, and shape your data, and use Power BI DAX to create simple to complex calculations. You'll also be able to add a variety of interactive visualizations to your reports to bring your data to life. Finally, you'll gain hands-on experience in creating visually stunning reports that speak to business decision makers, and see how you can securely share these reports and collaborate with others.By the end of this book, you'll be ready to create simple, yet effective, BI reports and dashboards using the latest features of Power BI.

超文本传输协议（Hypertext Transfer Protocol，HTTP）是在万维网上进行通信时所使用的协议方案。HTTP有很多应用，但最著名的是用于web浏览器和web服务器之间的双工通信。 HTTP起初是一个简单的协议，因此你可能会认为关于这个协议没有太多好说的。但现在，你手上拿着的是却一本两磅重 的书。如果你对我们怎么会写出一本650页 的关于HTTP的书感到奇怪的话，可以去看一下目录。本书不仅仅是一本HTTP首部的参考手册；它是一本名副其实的web结构圣经。 本书中，我们尝试着将HTTP中一些互相关联且常被误解的规则梳理清楚，并编写了一系列基于各种主题的章节，对HTTP各方面的特性进行了介绍。纵观全书，我们对HTTP“为什么”这样做进行了详细的解释，而不仅仅停留在它是“怎么做”的。而且，为了节省大家寻找参考文献的时间，我们还对很多HT...(展开全部)

This book is for BI professionals who wish to enhance their knowledge of Power BI beyond and to enhance the value of the Power BI solutions they deliver to business users. Those who are looking at quick solutions to common problems while using Power BI will also find this book to be a very useful resource .Some experience with Power BI will be useful.

Microsoft Power BI Complete Reference Guide gets you started with business intelligence by showing you how to install the Power BI toolset, design effective data models, and build basic dashboards and visualizations that make your data come to life.In this Learning Path, you will learn to create powerful interactive reports by visualizing your data and learn visualization styles, tips and tricks to bring your data to life. You will be able to administer your organization's Power BI environment to create and share dashboards. You will also be able to streamline deployment by implementing security and regular data refreshes.Next, you will delve deeper into the nuances of Power BI and handling projects. You will get acquainted with planning a Power BI project, development, and distribution of content, and deployment. You will learn to connect and extract data from various sources to create robust datasets, reports, and dashboards. Additionally, you will learn how to format reports and apply custom visuals, animation and analytics to further refine your data.By the end of this Learning Path, you will learn to implement the various Power BI tools such as on-premises gateway together along with staging and securely distributing content via apps. This Learning Path includes content from the following Packt products:Microsoft Power BI Quick Start Guide by Devin Knight et al. Mastering Microsoft Power BI by Brett Powell.

基于elasticsearch7.x编写，全面、准确地讲解elasticsearch的安装、开发、技术原理、生产环境的性能调优等内容。适合有意从事搜索引起、大数据、商业智能等行业的入门人员学习参考，也是资深技术人员很好的一本参考书籍。

《Netty权威指南》是异步非阻塞通信领域的经典之作，基于最新版本Netty 5.0编写，是国内首本深入介绍Netty原理和架构的技术书籍，也是作者多年实战经验的总结和浓缩。内容包含基础功能、高级应用、系统架构、源码分析和行业应用，深入阐述了Java I/O的Netty NIO开发、Netty编解码开发、Netty多协议开发等各方面的技术要点，包含了对源码的深刻解读，并且对Netty的应用现状和未来趋势进行分析，旨在帮助从业人员提升自我，更快更明确地发展职业道路。 本书适合架构师、设计师、软件开发工程师、测试人员和其他对Java NIO框架、Java通信感兴趣的相关人士阅读，相信通过学习本书，能够熟悉和掌握Netty这一优秀的异步通信框架，实现高可用分布式系统的构建。

从适合读者阅读和掌握知识的结构安排上讲，本书分为“基础入门篇”“高级进阶篇”“Web自动化开发篇”。本书在介绍新技术应用的同时更注重读者对技术的消化和接受程度，整个过程都秉承原理→练习→实战的思路，让读者轻松逐步深入，不会有生硬和突兀感。在介绍Ansible的核心技术应用Playbook章节更是不惜用50页左右的篇幅，通过企业实际案例讲解分析Playbook的使用技巧和经验心得。在Ansible企业应用实战相关章节，详细介绍Ansible与现今流行技术的结合使用，以及如何自我发展、自我完善技能。

本书前几章涵盖了DevOps和MLOps的理论和实践，然后介绍了如何设置持续集成和持续交付，接着介绍Kaizen，即对所有事物进行持续改进的想法。与云计算相关的MLOps分为三章，涵盖AWS、Azure 和GCP（谷歌云平台）。之后介绍了机器学习互操作性、构建MLOps命令行工具和微服务。这些主题包括许多具有积极吸引力的尖端新兴技术。结尾介绍了一些真实案例研究，以及执行MLOps时面临的挑战。

本书内容系统而全面，详尽地讲述了Blender的各种功能和特性，并一步一步地讲解了它们的使用方法，可操作性极强；技术新颖，基于最新版的Blender撰写；实战性强，书中不仅设计了大量精巧的小案例，以及详细介绍了这些案例的实现过程，而且还包含4个工程性的大案例。本书不仅能满足你全面而系统地学习Blender理论知识的需求，还能满足你需要充分实践的需求。