Tabla de Contenidos: “…. -- Passing formatted arguments to a command by reading stdin -- Using xargs with find -- Counting the number of lines of C code in a source code directory -- While and subshell trick with stdin -- Translating with tr -- Getting ready -- How to do it... -- How it works... -- There's more... -- Deleting characters using tr -- Complementing character sets -- Squeezing characters with tr -- Character classes -- Checksum and verification -- Getting ready -- How to do it... -- How it works... -- There's more…”

“…Learn more quickly and thoroughly with all these study and review tools: Learning Objectives provide the goals for each chapter plus chapter opening lists of A+ Cert Exam Objectives ensure full coverage of these topics Hundreds of photos, figures, and tables to help summarize and present information in a visual manner in an all-new full color design Practical Tech Tips give real-world IT Tech Support knowledge Soft Skills best practice advice and team-building activities in each chapter cover all the tools and skills you need to become a professional, customer-friendly technician in every category Review Questions, including true/false, multiple choice, matching, fill-in-the-blank, and open-ended questions, assess your knowledge of the learning objectives Hundreds of thought-provoking activities to apply and reinforce the chapter content and “flip” the classroom if you want More than 140 Labs allow you to link theory to practical experience Key Terms identify exam words and phrases associated with each topic Detailed Glossary clearly defines every key term Dozens of Critical Thinking Activities take you beyond the facts to complete comprehension of topics Chapter Summary provides a recap of key concepts for studying Certification Exam Tips provide insight into the certification exam and preparation process…”

“…In our first module, we'll begin with an introduction to the Spring framework. …”

“…What You Will Learn Set up high performance, scalable, and fault-tolerant back ends with web and database servers Facilitate team communication with a real-time chat service and collaboration tools Monitor, manage and develop your server's file system to maintain a stable performance Gain best practice methods on sharing files and resources through a network Install and configure common standard services such as web, mail, FTP, database and domain name server technologies Create kickstart scripts to automatically deploy RHEL 7 systems Use Orchestration and configuration management tools to manage your environment In Detail Linux servers are frequently selected over other server operating systems for their stability, security and flexibility advantages.This Learning Path will teach you how to get up and running with three of the most popular Linux server distros: Ubuntu Server, CentOS 7 Server, and RHEL 7 Server. We will begin with the Ubuntu Server and show you how to make the most of Ubuntu’s advanced functionalities. …”

“…When he is not working with students you can find him blogging about data, visualization, and education at http://hopelessoptimism.com/ . Skill Level Beginning/Intermediate What You Will Learn How to in..…”

“…The aim of this book is to help you master the functionalities offered by PostGIS- from data creation, analysis and output, to ETL and live edits. The book begins with an overview of the key concepts related to spatial database systems and how it applies to Spatial RMDS. …”

“…Trust the Official Cert Guide series from VMware Press to help you learn, prepare, and practice for exam success. …”

“…You will learn techniques to code quickly and correctly, while ensuring your code is modular and easily understandable. To begin, we will start with the core game programming patterns, but not the usual way. …”

“…Great communication functionality begins with FreeSWITCH ? find out how and get your project up and running today. …”

“…Make sure your projects exceed user expectations. Begin by getting stuck into the basics of JavaScript, and explore the language in the context of ASP.NET Core. …”

“…What You Will Learn Declare, initialize, add, and remove items from arrays, stacks, and queues Get the knack of using algorithms such as DFS (Depth-first Search) and BFS (Breadth-First Search) for the most complex data structures Harness the power of creating linked lists, doubly linked lists, and circular linked lists Store unique elements with hash tables, dictionaries, and sets Use binary trees and binary search trees Sort data structures using a range of algorithms such as bubble sort, insertion sort, and quick sort In Detail This book begins by covering basics of the JavaScript language and introducing ECMAScript 7, before gradually moving on to the current implementations of ECMAScript 6. …”

“…Using System Center Operations Manager (OpsMgr), administrators get a full monitoring overview of the IT services they have responsibility for across the organization - along with some useful management capabilities to help them remediate any issues they've been alerted to. This book begins with an introduction to OpsMgr and its core concepts and then walks you through designing and deploying the various roles. …”

“…Description Building, Managing, and Migrating Virtual Machines with Hyper-V and Azure is designed to teach virtualization administrators how to use Hyper-V and Microsoft Azure. The course begins by explaining how to deploy Hyper-V and build a failover cluster and create the virtual machines (VMs). …”

Tabla de Contenidos: “…Cover -- Copyright -- Credits -- About the Author -- Acknowledgement -- About the Reviewers -- www.PacktPub.com -- Table of Contents -- Preface -- Chapter 1: The Era of Big Data -- Big Data - The monster re-defined -- Big Data toolbox - dealing with the giant -- Hadoop - the elephant in the room -- Databases -- Hadoop Spark-ed up -- R - The unsung Big Data hero -- Summary -- Chapter 2: Introduction to R Programming Language and Statistical Environment -- Learning R -- Revisiting R basics -- Getting R and RStudio ready -- Setting the URLs to R repositories -- R data structures -- Vectors -- Scalars -- Matrices -- Arrays -- Data frames -- Lists -- Exporting R data objects -- Applied data science with R -- Importing data from different formats -- Exploratory Data Analysis -- Data aggregations and contingency tables -- Hypothesis testing and statistical inference -- Tests of differences -- Independent t-test example (with power and effect size estimates) -- ANOVA example -- Tests of relationships -- An example of Pearson's r correlations -- Multiple regression example -- Data visualization packages -- Summary -- Chapter 3: Unleashing the Power of R from Within -- Traditional limitations of R -- Out-of-memory data -- Processing speed -- To the memory limits and beyond -- Data transformations and aggregations with the ff and ffbase packages -- Generalized linear models with the ff and ffbase packages -- Logistic regression example with ffbase and biglm -- Expanding memory with the bigmemory package -- Parallel R -- From bigmemory to faster computations -- An apply() example with the big.matrix object -- A for() loop example with the ffdf object -- Using apply() and for() loop examples on a data.frame -- A parallel package example -- A foreach package example -- The future of parallel processing in R -- Utilizing Graphics Processing Units with R.…”

“…Building Embedded Systems is a book about helping you do things in the right way from the beginning of your first project: Programmers who know software will learn what they need to know about hardware. …”

“…What You Will Learn Efficiently execute OpenStack administrative tasks Familiarize yourself with how Ansible 2 works and assess the defined best practices Create Ansible 2 playbooks and roles Automate tasks to customize your OpenStack cloud Review OpenStack automation considerations when automating administrative tasks Examine and automate advanced OpenStack tasks and designated use cases Get a high-level overview of OpenStack and current production-ready projects Explore OpenStack CLI tools and learn how to use them In Detail Most organizations are seeking methods to improve business agility because they have realized just having a cloud is not enough. …”

“…What You Will Learn Use advanced PHP 7 features, such as the Abstract Syntax Tree, Uniform Variable Syntax, Scalar Type Hints, Generator Delegation, Anonymous Classes, and the Context Sensitive Lexer Discover where and when PHP 5 code needs to be re-written to avoid backwards-compatibility breaks Improve the overall application security and error handling by taking advantage of classes that implement the new throwable interface Solve practical real-world programming problems using PHP 7 Develop middle-wareclasses that allow PHP developers to gluedifferent open source libraries together seamlessly Define and Implement PSR-7 classes Create custom middleware using PSR-7 compliant classes Test and debug your code, and get to know the best practices In Detail PHP 7 comes with a myriad of new features and great tools to optimize your code and make your code perform faster than in previous versions. …”

“…In just one hour a day, you’ll have all the skills you need to begin programming in C++. With this complete tutorial, you’ll quickly master the basics, and then move on to more advanced features and concepts. …”

Tabla de Contenidos: “…Basic questions for data exploration -- Dataset 1 - Yelp -- Dataframes -- Series -- Exploration tips for qualitative data -- Dataset 2 - titanic -- Summary -- Chapter 4: Basic Mathematics -- Mathematics as a discipline -- Basic symbols and terminology -- Vectors and matrices -- Quick exercises -- Answers -- Arithmetic symbols -- Summation -- Proportional -- Dot product -- Graphs -- Logarithms/exponents -- Set theory -- Linear algebra -- Matrix multiplication -- How to multiply matrices -- Summary -- Chapter 5: Impossible or Improbable - A Gentle Introduction to Probability -- Basic definitions -- Probability -- Bayesian versus Frequentist -- Frequentist approach -- The law of large numbers -- Compound events -- Conditional probability -- The rules of probability -- The addition rule -- Mutual exclusivity -- The multiplication rule -- Independence -- Complementary events -- A bit deeper -- Summary -- Chapter 6: Advanced Probability -- Collectively exhaustive events -- Bayesian ideas revisited -- Bayes theorem -- More applications of Bayes theorem -- Example - Titanic -- Example - medical studies -- Random variables -- Discrete random variables -- Types of discrete random variables -- Summary -- Chapter 7: Basic Statistics -- What are statistics? …”

“…This learning path is divided into three modules. The course begins with basic concepts of the Django framework. …”