UNIX and Linux System Administration Handbook, Fifth Edition is today´s definitive guide to installing, configuring and maintaining any Unix or Linux system -- including the systems that provide core Internet and cloud infrastructure. Now fully updated for today´s Linux distributions and cloud environments, it details best practices for every facet of system administration, including storage management, network design and administration, web hosting and scale-out, automation, configuration management, performance analysis, virtualization, DNS, security, management of IT service organizations, and much more. For modern system and network administrators, this edition contains indispensable new coverage of cloud deployments, continuous delivery, Docker and other containerization solutions, and much more.
Learn to set up the latest CentOS Linux network services including DNS, DHCP, SSH and VNC, Web, FTP, Mail, Firewall, and LDAP, enabling you to provide these services on your own network. CentOS continues to be a popular Linux distribution choice, and setting up your own services is a key skill for anyone maintaining a CentOS network. You will learn how to install CentOS, and manage basic administration. Youll then move onto understanding networking, and how to set up your required services. Each chapter is written in an easy-to-digest format and teaches you how set up, manage, and troubleshoot each service. Youll be running your own network in no time at all. What You Will Learn Install and set up the latest version of CentOS Configure and manage a wide range of network services Solve problems remotely and manage your network efficiently Who This Book Is For Anyone who wants to learn how to set up and manage CentOS Linux network services. Some previous Linux experience is beneficial, but this book is designed to be used by beginners. Antonio Vazquez is an IT Professional whos been working with Linux for more than a decade. He studied Computer Engineering at the university in Spain, and he currently holds many IT Certifications from the main vendors in the industry. At the present moment he works for a public institution and is in charge of almost a thousand of Linux servers spread across the country providing Web services, FTP services, file services, virtualization, and more.
Walk away from old-fashioned and cumbersome query approaches and answer your business intelligence questions through simple and powerful queries built on common table expressions (CTEs) and window functions. These new features in MariaDB and MySQL help you to write queries without having to wade through a quagmire of brittle self-joins and other crazy techniques from the past. Your queries will generate correct results, be more readable and less brittle in the face of unexpected data, and youll be able to adapt them quickly in the face of changing business requirements. MariaDB and MySQL Common Table Expressions and Window Functions Revealed introduces and explains CTEs and window functions, newly available in MariaDB 10.2 and MySQL 8.0, and helps you understand why and how every MariaDB and MySQL database programmer should learn and apply these features in their daily work. CTEs and especially window functions enable easy solutions to many query challenges that in prior releases have been difficult and sometimes impossible to surmount. Mastering these features opens the door to query solutions that are more robust, execute faster, and are easier to maintain over time than prior solutions using older techniques. The book: Takes you step-by-step through the workings of common table expressions and window functions Provides easy-to-follow examples of the new syntax Helps you answer business questions faster and easier than ever What Youll Learn Answer business questions using simple queries that dont break in the face of unexpected data Avoid writing queries that are a difficult-to-maintain quagmire of self-joins and nested subqueries Recognize situations that call for window functions, and learn when to use these features Reduce the need for performance-robbing self-joins Simplify and speed the execution of analytical queries Create queries that finish in seconds instead of hours Who This Book Is For Database administrators and application developers who want to quickly get up to speed on important features in MariaDB and MySQL for writing business intelligence queries. Any developer writing SQL against MariaDB and MySQL databases will benefit tremendously from the knowledge and techniques this book provides. Daniel Bartholomew has been using Linux since 1997 and databases since 1998. In addition to this book, he has written MariaDB Cookbook and Getting Started with MariaDB (1st and 2nd editions), and dozens of articles for various magazines, including The Linux Journal, Linux Pro, Ubuntu User, and Tux. Daniel became involved with the MariaDB project shortly after it began in early 2009, and continues to be involved to this day. He currently works for MariaDB, Inc., where he splits his time between managing MariaDB releases, writing new documentation, and maintaining the various bits and pieces that keep the MariaDB project running smoothly. Daniel is currently the official Release Manager for the MariaDB database.
Learn to create your own blog using the Jekyll static site generator. Youll start with a simple template, add new features to it, automate any maintenance, attach social sharing, and begin writing. By the end of Creating Blogs with Jekyll , you will be able to create custom blogs with Jekyll, update the content with ease, and reach out to your readers with minimal effort. Because youve built your blog yourself, youll know exactly how each component works, and you wont be dependent on an admin panel to maintain it. Creating Blogs with Jekyll equips you with the knowledge to create an elegantly designed blog and scale it to capture more readers. Recapture the magic of writing by creating great content and use an easy workflow in Jekyll to maintain it for blogging. Do new things and write about them in style with Jekyll. Takes you through building a fully functional blog from scratch using Jekyll Provides a fun way to work on a side-project and integrate cutting edge web technologies Teaches you how to update and maintain your awesome blog Jekyll is a simple, secure and very low maintenance blog engine that converts naturally written content in markdown into a beautiful and minimal blog. It allows you to focus on content creation and expressing yourself instead of spending all your time updating the plugins and maintaining the database. Jekyll does not rely on a database as a backend so your blog will be far more secure and reliable than any traditional blogging engines such as WordPress. We live in a day and age where short attention spans make it very difficult to expose a reader to interesting content. What better way to capture a readers attention and retain viewers by captivating them by your own unique style and taste? Jekyll allows the content to shine with minimal distractions and a greater focus on the content and easy sharing of the content. What Youll Learn Choose a base theme appropriate for your style and development Integrate various web technologies that will work well together and enhance your blog Automate social sharing components and comments workflow Make adjustments to themes, views and styles of blog posts Update any of the modular components of the blog and integrate new technologies Implementing Jekyll and deploying static websites for future projects Who This Book Is For Creating Blogs with Jekyll is for the developer who is ready to move beyond the complexities of maintaining a content management system by creating their own unique blog in their own style. Its for the project manager tired of spending all their time editing their blog on the admin panel and updating the content management system. Creating Blogs with Jekyll is an excellent choice for new developers to start blogging because of the simplicity of Jekylls theming layer and writing workflow. Its an excellent choice for the web developer wanting to build their blog from scratch and expand their knowledge of higher level web technologies. Vikram Dhillon is currently a research fellow in the Institute of Simulation and Training, at University of Central Florida. He holds a Bachelor of Science degree in Molecular Biology from the University of Central Florida, where his main focus was bioinformatics. He has published a few scientific papers on computational genomics. He has worked as a software and business development coach at the Blackstone Launchpad to mentor young entrepreneurs and startups through the process of building technology products. He was previously funded by the National Science Foundation through the Innovation Corps program to study customer discovery and apply it to commercialize high-risk startup ideas. He is a member of the Linux Foundation and stays very involved in open source projects and initiatives for the past several years. He often speaks at local conferences and meetups about programming, design, security and entrepreneurship. He currently lives in Orlando and writes a technology focused blog at opsbug.com.
This book is a hands-on, real-world guide to building and implementing a robust Oracle E-Business Suite System using the new Release, EBS 12.2. It explains the rationale for using an Oracle E-business suite environment in a business enterprise and covers the major technology stack changes from EBS version 11i through R12.2. The book clarifies how to build up an EBS environment from a simple single-node installation to a complex multi-node high available setup. Practical Oracle E-Business Suite focuses on release R12.2, but key areas in R12.1 are also covered wherever necessary. Oracle E-Business suite R12.2 includes major changes in Technology Stack components and introduced many new features. And these changes and new features must be added to the skill set of those individuals responsible for implementing and managing Oracle EBS. Practical Oracle E-Business Suite provides detailed instructions for the Installation of EBS R12.2 in single and multi-node configurations, the logic and methodology used in EBS patching, and cloning of EBS single-node and complex multi-node environments configured with RAC. This book also provides filtered valuable information about such areas as FMW used in EBS 12.2, as well as performance tuning and EBS 12.2 on engineered system implementations. The following are the key areas of coverage: Introduction to Oracle E-Business Suite, general definition of the EBS product families and the overview of the new system architecture implemented in EBS 12.2 EBS 12.2 single node/multi-node installations along with the EBS 12.2 upgrades EBS 12.2 Application and database tier components along with details about the newly introduced EBS 12.2 FMW components, the new application filesystem (dual fs) and the new patching concept called online patching. Administration utilities including adconfig and rapid clone, along with their usages for managing and maintaining the EBS 12.2 systems. Security features and key areas for performance tuning in EBS 12.2 Implementing EBS 12.2 on Engineered Systems(Exadata, ODA and Exalogic) What youll learn Understanding Oracle EBS Software and underlying technology stack components Installation/configuration of Oracle E-Business Suite R12.2 in simple and HA complex setups Management of Oracle EBS 12.2 Using online patching (adop) for Installation of Oracle EBS patches Cloning of EBS Suite Environment in simple and complex configuration Performance and tuning of Oracle EBS in all layers (Application/DB/OS/NW) Securing E-Business Suite R12.2 Syed Zaheer is currently working as a Senior Oracle Apps DBA for the largest stock exchange in the Middle East and North Africa. He has a decade of experience in the implementation and management of Oracle E-Business suites, Oracle HA Stack, Oracle Fusion Middleware, and Oracle Databases. He has deep experience in managing Oracle Enterprise Linux 5/6 and Oracle Solaris 10/11. He is an active member of Oracle technology forums and Oracle awarded him the status of GURU for his contributions. He is also an active member of the Toad World community and has published many articles on www.toadworld.com and is Oracle certified in Operating Systems, Application, Databases, Engineered systems, and Middle ware. Zaheer has been part of 30+ successful E-Business suite Implementations/Upgrades/Migrations from version 11i to version R12.2.4. He has domain knowledge in diversified business verticals including financials, FMCG, manufacturing, and consulting. He is an active blogger since 2008 and has published 100+ unique articles on his blog http://appsdbaworkshop.com with 400K + hits. He is also a book reviewer and reviewed books on Oracle technologies. Erman Arslan is currently working as Applications and Database Operations Manager and Leading Oracle Consultant for Partnera Consulting Services. He is a Principle Apps Dba, Oracle-certified Linux and Certified Exadata Admin with lots of field experience in several Oracle projects implemented in several sectors as banking, healthcare, insurance, manufacturing, retail, telecommunications, transportation, oil and gas, TV, and more. He studied Computer Engineering and received an MBA in ?stanbul Turkey. He is a blogger who has written about Oracle Technologies (Erman Arslan Oracle Blog - www.ermanarslan.blogspot.com) since 2013. Arslan also answers the questions of his readers and provides support for their problems in his Oracle forum.(Erman Arslans Oracle Forum