Strategically design, troubleshoot, and automate Docker containers from development to deploymentKey Features? Docker programming and installation of ecosystem tools and services, Microservices and N-tier applications ? Creating re-usable, portable containers with help of automation tools ? Learning about using Docker in production projects ? Functions of network and inter-link containers ? Attaching volumes securely to containers ? Consuming and troubleshooting...

"Legends are born on the Prairie; Heroes are forged on the Battlefield"In 1917, Thunder, a wild Kiger Mustang in Arizona, is captured by the US Army. After failing to break him, Thunder is shipped off to the trenches of the Great War in Europe to do labor work for the army. As the Allied forces make plans on an offensive to break the lines of the German forces, Thunder grows a bond with one particular soldier and a romantic bond with a British chestnut mare named Athena. As battle ...

OpenStack was created with the audacious goal of being the ubiquitous software choice for building public and private cloud infrastructures. In just over a year, it's become the most talked-about project in open source. This concise book introduces OpenStack's general design and primary software components in detail, and shows you how to start using it to build cloud infrastructures.If you're a developer, technologist, or system administrator familiar with cloud offerings such as R...

RHCSA is an entry-level certification that focuses on actual competencies at system administration, including installation and configuration of a Red Hat Linux system and attaching it to a live network running network services.To achieve the RHCSA certification the student must pass EX200, a half-day hands-on lab exam. There is no prerequisite for the exam, but Red Hat recommends preparing for the exam by taking courses in Red Hat System Administration (RH124 or RH135) if one does ...

Don’t Let the Real Test Be Your First Test!RHCSA/RHCE Red Hat Linux Certification Practice Exams with Virtual Machines (Exams EX200 & EX300) features 100+ hands-on labs, four complete practice exams, and three virtual machines. To help you understand the material, the labs and practice exams are accompanied by in-depth answer explanations. This practical guide covers all official objectives for Exams EX200 and EX300 and is the perfect companion to RHCS...

If you’ve been asked to maintain large and complex Hadoop clusters, this book is a must. Demand for operations-specific material has skyrocketed now that Hadoop is becoming the de facto standard for truly large-scale data processing in the data center. Eric Sammer, Principal Solution Architect at Cloudera, shows you the particulars of running Hadoop in production, from planning, installing, and configuring the system to providing ongoing maintenance.Rather than run through all poss...

With a command of SELinux you can enjoy watertight security on your Linux servers. This guide shows you how through examples taken from real-life situations, giving you a good grounding in all the available features.Key FeaturesUse SELinux to further control network communicationsEnhance your system's security through SELinux access controlsSet up SELinux roles, users and their sensitivity levelsBook DescriptionNSA Security-E...

Reduce bandwidth use and deliver your most frequently requested web pages more quickly with Squid Proxy Server. This guide will introduce you to the fundamentals of the caching system and help you get the most from Squid.Key FeaturesGet the most out of your network connection by customizing Squid's access control lists and helpersSet up and configure Squid to get your website working quicker and more efficientlyNo previous knowledge of Squid or...

A Complete Study System for OCA Exam 1Z0-821Prepare for the Oracle Certified Associate Oracle Solaris 11 System Administration exam with help from this exclusive Oracle Press guide. In each chapter, you’ll find challenging practice questions, a two-minute drill, and a chapter summary to highlight what you’ve learned. This authoritative resource will help you pass the test and will serve as your essential on-the-job reference. Get complete coverage of all OCA objectives for exam 1...

Key FeaturesBook DescriptionDrupal 8 Configuration Management is intended for people who use Drupal 8 to build websites, whether you are a hobbyist using Drupal for the first time, a long-time Drupal site builder, or a professional web developer.What you will learnWho this book is forDrupal 8 Configuration Management is intended for people who use Drupal 8 to build websites, whether you are a hobbyist using Drupal for the ...

Key FeaturesBook DescriptionOpenStack Open Source software is one of the most used cloud infrastructures to support software development and big data analysis. It is developed by a thriving community of individual developers from around the globe and backed by most of the leading players in the cloud space today. It is simple to implement, massively scalable, and can store a large pool of data and networking resources. OpenStack has a strong ecosystem ...

The STL Pocket Reference describes the functions, classes, and templates in that part of the C++ standard library often referred to as the Standard Template Library (STL). The STL encompasses containers, iterators, algorithms, and function objects, which collectively represent one of the most important and widely used subsets of standard library functionality.The C++ standard library, even the subset known as the STL, is vast. It's next to impossible to work with the STL without s...