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You get the Technical Author/technical writing online training course, plus five additional courses You get the Technical Author/technical writing online training course, plus five additional courses. Access to the 15 modules and the related exercises from the Technical Author/technical writing online training course You send your answers to the exercises in the course back to us for review and feedback. You’ll also receive a certificate, once you’ve completed the assessments correctly. Plus access to these online training courses: Managing Software Documentation Projects Revising and Editing Content Single Sourcing and Content Reuse Trends in Technical Communication Creating Screenshots and Images for User Guides Your Instructor Cherryleaf Cherryleaf is a technical writing services company formed in 2002 by people with a passion for technical communication and learning development. Cherryleaf is recognised as a leader within the technical communication profession. Our staff have written articles for the Society for Technical Communication's (STC) Intercom magazine, the Institute of Scientific and Technical Communicator's Communicator journal and tekom's TCWorld magazine. They've also written books on technical communication. We've presented webinars for Adobe, Madcap Software or the STC, and we've spoken at various conferences around the world. Today, organisations throughout Europe use Cherryleaf’s services so they can provide clear information that enables users and staff to complete tasks productively. Course Curriculum Technical Author/Technical Writing Course The purpose of technical documentation (7:50) The different models for technical documentation (9:33) What is a technical author? (20:55) Adopting a user-centred design approach (14:46) Overview of the writing process (11:13) Planning your content (13:16) Researching the product and audience (16:50) The Information Design stage (22:50) Software tools (10:50) Writing the topics – Overview (23:42) Writing the topics – How to write and present different types of information (13:48) Writing the topics – Using images and videos (10:48) Writing the topics – Index, Search and Metadata (18:01) Hyperlinking (5:51) Reviewing and editing (14:00) End of course (5:19) Single Sourcing and Content Reuse Start Read Me First Introduction (1:19) Definitions (10:29) Why Single Source? (11:28) When Single Sourcing Might be a Bad Idea (1:48) General Approach (7:04) Writing for Reuse (15:44) Structured Writing (1:53) Planning (8:43) Publishing (4:50) Tools (16:20) Summary (2:06) Managing Software Documentation Projects What is Technical Documentation? (19:50) Making the Business Case for Technical Documentation (14:39) Estimating Time Budgets for Documentation Projects (24:06) Technical Documentation Standards (7:30) Metrics in Technical Documentation (27:44) Developing User Documentation in an Agile Environment (13:02) Courses Included with Purchase Creating Screenshots and Images for User Guides CourseEfficient ways to create professional-looking diagrams, images and screenshots Cherryleaf£125 Frequently Asked Questions When does the course start and finish? The course starts now and never ends! It is a completely self-paced online course - you decide when you start and when you finish.How long do I have access to the course?How does lifetime access sound? After enrolling, you have unlimited access to this course for as long as you like - across any and all devices you own.What if I am unhappy with the course?We would never want you to be unhappy! If you are unsatisfied with your purchase, contact us in the first 30 days and we will give you a full refund.

Stay ahead in the world of software development with this comprehensive course on the latest advancements in C# 11, C# 10, .NET 7, and .NET 6. In this course, you will learn new features, migration techniques, and tools to enhance your coding skills. This course will also help you stay-up to date in the dynamic world of software development and enhance your coding expertise.

Duration 2 Days 12 CPD hours This course is intended for The target audience for the DevOps Foundation course includes Management, Operations, Developers, QA and Testing professionals such as: Individuals involved in IT development IT operations or IT service management. Individuals who require an understanding of DevOps principles. IT professionals working within, or about to enter, an Agile Service Design Environment The following IT roles: Automation Architects, Application Developers, Business Analysts, Business Managers, Business Stakeholders, Change Agents, Consultants, DevOps Consultants, DevOps Engineers, Infrastructure Architect, Integration Specialists, IT Directors, IT Managers, IT Operations, IT Team Leaders, Lean Coaches, Network Administrators, Operations Managers, Project Managers, Release Engineers, Software Developers, Software Tester/QA, System Administrators, Systems Engineers, System Integrators, Tool Providers. Overview The learning objectives for DevOps Foundation include an understanding of: DevOps objectives and vocabulary Benefits to the business and IT Principles and practices including Continuous Integration, Continuous Delivery, testing, security and the Three Ways DevOps relationship to Agile, Lean and ITSM Improved workflows, communication and feedback loops Automation practices including deployment pipelines and DevOps toolchains Scaling DevOps for the enterprise Critical success factors and key performance indicators Real-life examples and results The DevOps Foundation course provides a baseline understanding of key DevOps terminology to ensure everyone is talking the same language and highlights the benefits of DevOps to support organizational success. Learners will gain an understanding of DevOps, the cultural and professional movement that stresses communication, collaboration, integration, and automation to improve the flow of work between software developers and IT operations professionals. This course prepares you for the DevOps Foundation (DOFD) certification. Exploring DevOps Defining DevOps Why Does DevOps Matter? Core DevOps Principles The Three Ways The First Way The Theory of Constraints The Second Way The Third Way Chaos Engineering Learning Organizations Key DevOps Practices Continuous Testing, Integration, Delivery, Deployment Site Reliability & Resilience Engineering DevSecOps ChatOps Kanban Business and Technology Frameworks Agile ITSM Lean Safety Culture Learning Organizations Continuous Funding Culture, Behaviors & Operating Models Defining Culture Cultural Debt Behavioral Models Organizational maturity models Automation & Architecting DevOps Toolchains CI/CD Cloud, Containers, and Microservices AI and Machine Learning Automation DevOps Toolchains Measurement, Metrics, and Reporting The Importance of Measurement DevOps Metrics - Speed, Quality, Stability, Culture Change lead/cycle time Value Driven Metrics Sharing, Shadowing and Evolving DevOps in the Enterprise Roles DevOps Leadership Organizational Considerations Getting Started Challenges, Risks, and Critical Success Factors Additional course details: Nexus Humans DevOps Foundation (DevOps Institute) training program is a workshop that presents an invigorating mix of sessions, lessons, and masterclasses meticulously crafted to propel your learning expedition forward. This immersive bootcamp-style experience boasts interactive lectures, hands-on labs, and collaborative hackathons, all strategically designed to fortify fundamental concepts. Guided by seasoned coaches, each session offers priceless insights and practical skills crucial for honing your expertise. Whether you're stepping into the realm of professional skills or a seasoned professional, this comprehensive course ensures you're equipped with the knowledge and prowess necessary for success. While we feel this is the best course for the DevOps Foundation (DevOps Institute) course and one of our Top 10 we encourage you to read the course outline to make sure it is the right content for you. Additionally, private sessions, closed classes or dedicated events are available both live online and at our training centres in Dublin and London, as well as at your offices anywhere in the UK, Ireland or across EMEA.

Duration 5 Days 30 CPD hours This course is intended for This course is for experienced information technology (IT) professionals, typically described as Enterprise Desktop Administrators (EDAs). These EDAs deploy, manage, and maintain PCs, devices, and applications across medium, large, and enterprise organizations. A significant portion of this audience uses, or intends to use, the latest release of Configuration Manager to manage and deploy PCs, devices, and applications. Overview Describe the features Configuration Manager and Intune include, and explain how you can use these features to manage PCs and mobile devices in an enterprise environment. Analyze data by using queries and reports. Prepare a management infrastructure, including configuring boundaries, boundary groups, and resource discovery, and integrating mobile-device management with Intune. Deploy and manage the Configuration Manager client. Configure, manage, and monitor hardware and software inventory, and use Asset Intelligence and software metering. Identify and configure the most appropriate method to distribute and manage content used for deployments. Distribute, deploy, and monitor applications for managed users and systems. Maintain software updates for PCs that Configuration Manager manages. Implement Endpoint Protection for managed PCs. Configure an operating-system deployment strategy by using Configuration Manager. Manage and maintain a Configuration Manager site. This five-day course describes how to use Configuration Manager and its associated site systems to efficiently manage network resources. In this five-day course, you will learn day-to-day management tasks, including how to manage applications, client health, hardware and software inventory, operating system deployment, and software updates by using Configuration Manager. You also will learn how to optimize Endpoint Protection, manage compliance, and create management queries and reports. Although this course and the associated labs are written for Microsoft Endpoint Configuration Manager and Windows 11, the skills taught will also be backwards compatible with previous editions of System Center Configuration Manager and Windows 10. Prerequisites Networking fundamentals, including common networking protocols, topologies, hardware, media, routing, switching, and addressing. Active Directory Domain Services (AD DS) principles and fundamentals of AD DS management. Installation, configuration, and troubleshooting for Windows-based personal computers. Basic concepts of public key infrastructure (PKI) security. Basic understanding of scripting and Windows PowerShell syntax. Basic understanding of Windows Server roles and services. Basic understanding of the configuration options for iOS and Android Mobile device platforms. 1 - Managing computers and mobile devices in the enterprise Overview of systems management by using enterprise management solutions Overview of the Configuration Manager architecture Overview of the Configuration Manager administrative tools Tools for monitoring and troubleshooting a Configuration Manager site 2 - Analyzing data using queries, reports, and CMPivot Introduction to queries Configuring SQL Server Reporting Services Analyzing the real-time state of a device by using CMPivot 3 - Preparing the Configuration Manager management infrastructure Configuring site boundaries and boundary groups Configuring resource discovery Organizing resources using device and user collections 4 - Deploying and managing the Configuration Manager client Overview of the Configuration Manager client Deploying the Configuration Manager client Configuring and monitoring client status Managing client settings and performing management operations 5 - Managing inventory for PCs and applications Overview of inventory collection Configuring hardware and software inventory Managing inventory collection Configuring software metering Configuring and managing Asset Intelligence 6 - Distributing and managing content used for deployments Preparing the infrastructure for content management Distributing and managing content on distribution points 7 - Deploying and managing applications Overview of application management Creating applications Deploying applications Managing applications Deploying and managing Windows apps 8 - Maintaining software updates for managed PCs The software updates process Preparing a Configuration Manager site for software updates Managing software updates Configuring automatic deployment rules Monitoring and troubleshooting software updates Enabling third-party updates 9 - Implementing Defender Protection for managed PCs Overview of Endpoint Protection in Configuration Manager Configuring, deploying, and monitoring Endpoint Protection policies Configuring and deploying advanced threat policies 10 - Managing compliance and secure data access Overview of Compliance Settings Configuring compliance settings Viewing compliance results Managing resource and data access 11 - Managing operating system deployment An overview of operating system deployment Preparing a site for operating system deployment Deploying an operating system Managing Windows as a service 12 - Managing and maintaining a Configuration Manager site Configuring role-based administration Configuring Remote Tools Overview of Configuration Manager site maintenance and Management Insights Backing up and recovering a Configuration Manager site Updating the Configuration Manager infrastructure 13 - What?s new in Microsoft Endpoint Configuration Manager Whats new in Microsoft Endpoint Manager covering each semi annual release Additional course details: Nexus Humans 55348: Administering Microsoft Endpoint Configuration Manager training program is a workshop that presents an invigorating mix of sessions, lessons, and masterclasses meticulously crafted to propel your learning expedition forward. This immersive bootcamp-style experience boasts interactive lectures, hands-on labs, and collaborative hackathons, all strategically designed to fortify fundamental concepts. Guided by seasoned coaches, each session offers priceless insights and practical skills crucial for honing your expertise. Whether you're stepping into the realm of professional skills or a seasoned professional, this comprehensive course ensures you're equipped with the knowledge and prowess necessary for success. While we feel this is the best course for the 55348: Administering Microsoft Endpoint Configuration Manager course and one of our Top 10 we encourage you to read the course outline to make sure it is the right content for you. Additionally, private sessions, closed classes or dedicated events are available both live online and at our training centres in Dublin and London, as well as at your offices anywhere in the UK, Ireland or across EMEA.

Duration 5 Days 30 CPD hours This course is intended for This course is intended for Enterprise network staff responsible for help desk support, system administration, and network design. Overview At Course Completion: - Features and functions of Group Policy - Use Group Policy management tools to manage security policies - Design a Group Policy infrastructure - Group Policy processing architecture - Back up, restore, import, and copy Group Policy Objects through the Group Policy - Management Console - Use Windows PowerShell to manage Group Policy - Implement security using Group Policy - Configure the desktop environment with Group Policy - Configure roaming profiles and Folder Redirection - Assign and publish software packages - Implement AppLocker and software restriction policies - Create and deploy Administrative Templates - Configure Group Policy preferences In this course, you will learn how to reduce costs and increase efficiencies in your network. You will discover how to consolidate the administration of an enterprise IT infrastructure with Group Policy, and you will learn to control and manage computer systems and domain users running Windows Server 2016 and Windows clients. Create Group Policies, implement administrative and security templates, and determine best practices when deploying software packages. Walk away with the experience and tools needed to optimize your enterprise systems and networks, implement administrative and security templates, and determine best practices when deploying software packages. 1 - Introduction to Configuration Management Configuration Management Overview Configuration Management Using Group Policy Group Policy Features Introduced with Later Versions of Windows Using Windows PowerShell in the Configuration Management Process 2 - Using Group Policy Management Tools Local and Domain Policies Using Group Policy Management Console Understanding Group Policy Refresh 3 - Designing a Group Policy Infrastructure Design Stages for a Group Policy Infrastructure Planning your Group Policy Design Designing Your Group Policy Solution Deploying Your Group Policy Solution Managing Your Group Policy Solution 4 - Understanding the Architecture of Group Policy Processing Group Policy Components in AD DS Understanding the Group Policy Deployment Order Modifying Group Policy Processing 5 - Troubleshooting and Backing Up GPOs Using Group Policy Troubleshooting Tools Integration of RSoP Functionality Group Policy Logging Options Backing Up, Restoring, Importing, and Copying GPOs Building Migration Tables 6 - Securing Windows Using Group Policy Exploring the Windows Security Architecture Securing User Accounts Exploring Security Policies Windows Firewall with Advanced Security Implementing Domain Security Security Policy Options for Window Client and Windows Server 7 - Implementing Application Security Using Group Policy Managing UAC Settings Defending Against Malware Using AppLocker to Restrict Software Implementing Windows App Security Settings 8 - Configuring the Desktop Environment with Group Policy Exploring Script Types and Controlling Script Execution Defining the Desktop, Start Menu, and Taskbar Settings Defining the Control Panel Settings Defining the Windows Components Settings Configuring the Printer Management and Pruning Settings Defining the Network Settings Discovering the new Group Policy Settings 9 - Implementing User State Virtualization Configuring Folder Redirection Managing Offline Files Implementing User Experience Virtualization OneDrive for Business 10 - Assigning and Publishing Software Packages Using MSI Packages to Distribute Software Using Group Policy as a Software Deployment Method Deploying Software Setting Up Distribution Points Using the Systems Center Configuration Manager to Distribute Software 11 - Configuration Management with Windows PowerShell Introducing Windows PowerShell Using Windows PowerShell Writing PowerShell Scripts Windows PowerShell Library for Group Policy Windows PowerShell-Based Logon Scripts 12 - Implementing PowerShell Desired State Configuration Introducing Group Policy Preferences Comparing Preferences and Policy Settings Options for Applying Preferences Configure Preference Settings 13 - Configuring Group Policy Preferences Introducing Group Policy Preferences Comparing Preferences and Policy Settings Options for Applying Preferences Configuring Preferences Settings Additional course details: Nexus Humans 50255 Managing Windows Environments with Group Policy training program is a workshop that presents an invigorating mix of sessions, lessons, and masterclasses meticulously crafted to propel your learning expedition forward. This immersive bootcamp-style experience boasts interactive lectures, hands-on labs, and collaborative hackathons, all strategically designed to fortify fundamental concepts. Guided by seasoned coaches, each session offers priceless insights and practical skills crucial for honing your expertise. Whether you're stepping into the realm of professional skills or a seasoned professional, this comprehensive course ensures you're equipped with the knowledge and prowess necessary for success. While we feel this is the best course for the 50255 Managing Windows Environments with Group Policy course and one of our Top 10 we encourage you to read the course outline to make sure it is the right content for you. Additionally, private sessions, closed classes or dedicated events are available both live online and at our training centres in Dublin and London, as well as at your offices anywhere in the UK, Ireland or across EMEA.

Master Azure DevOps and Git for seamless, efficient software delivery. This comprehensive course covers everything from basic project management concepts to advanced continuous delivery techniques in Azure DevOps, tailored for technical professionals.

3 QLS Endorsed Diploma | QLS Hard Copy Certificate Included | 10 CPD Courses | Lifetime Access | 24/7 Tutor Support

Start your career as a DevOps Engineer and earn upto £47,500/ Month Do you dream of being the ultimate programmer with six-figure earnings? With the global IT industry evolving at a breakneck speed, the demand for DevOps engineers, specialists in integrating and streamlining development and operations, is skyrocketing. According to a recent LinkedIn job survey, in the UK, the demand for DevOps engineers surged by a staggering 38% in 2022. This trend has resulted in an upsurge in average salary rates, with seasoned DevOps professionals earning up to £80,000 per year. Recognising this exponential growth, we are delighted to introduce our holistic DevOps Engineer Program. Comprising five in-depth courses, our program is meticulously designed to guide you through the nuances of this booming field, setting the foundation for your success in this rewarding career. Our mission is simple - to be your trusted partner every step of the way, from training to employment. In addition to teaching you the technical skills you need, we will also provide you with career mentoring and support. We will help you build your resume, prepare for interviews, and land your dream job. We also have partnerships with many companies that are hiring DevOps Engineers, so we can help you get your foot in the door. If you are not happy with our service, we also offer a 100% money-back guarantee. So what are you waiting for? Enrol in our DevOps Engineer Training Program today and start your journey to becoming a successful DevOps Engineer! If you have any questions, you can contact us. We will be happy to provide you with all the information you need. Why Choose Us? So, what sets us apart from other programs? Let's dive into the exceptional benefits you'll experience when you join our DevOps Engineer Program: Personalised Guidance: We believe in the power of individual attention. Our experienced mentors will provide one-on-one counselling sessions tailored to your specific needs. Whether you're a beginner or have some experience, we will guide you towards honing your skills and developing a strong foundation in DevOps Engineering. One-On-One Consultation Sessions with Industry Experts: Gain invaluable insights and guidance from seasoned professionals who have thrived in the Software Development field. Our consultation sessions provide you with insider tips, tricks, and advice, empowering you to navigate the industry with confidence and expertise. Extensive Job Opportunities: We have established partnerships with numerous companies actively seeking DevOps Engineers. Through our network, we'll connect you with exclusive job openings that are not easily accessible elsewhere. Interview Preparation: No more stress over unexpected interview questions. We provide you with access to a comprehensive database of potential interview questions curated over years of industry experience. Walk into your interviews confident, well-prepared, and ready to impress. Money-Back Guarantee: Your satisfaction is our top priority. We are confident in the quality of our training and support, which is why we offer a 100% money-back guarantee. Continuous Career Support: Our commitment doesn't end when you secure a job. We'll be there for you throughout your career journey, offering continued support and guidance. Here are the courses we will provide once you enrol in the program: Course 01: Ultimate PHP & MySQL Web Development Course & OOP Coding Course 02: Learn Web Development from Scratch Course 03: Learn to Code HTML, CSS, Javascript: Guide for Beginners Course 04: Bootstrap 4 Responsive Web Development Course 05: Start Your Career as Web Developer - Complete Training Course 06: Front-End Web Development Training for Everyone Course 07: Penetration Testing with OWASP ZAP: Mastery course Course 08: Ionic & Angular JS: Mobile and Web Development Course 09: Basic Jira and Confluence Course 10: Internet of Things Course 11: PHP Webforms for Everyone Course 12: Restful API Web Services with PHP and MySQL: Bootcamp Course 13: PHP for Beginners 2023 Guide: Develop an ECommerce Store Course 14: Modern PHP Web Development w/ MySQL, GitHub & Heroku Course 15: Azure Masterclass Course 16: Testing using SOAP UI Course 17: Learn Azure AD PowerShell for M365 Course 18: Bash Scripting, Linux and Shell Programming How Can We Offer Job Guarantees? HF Online provides consultancy, professional and educational services to many of the companies in the UK. During our intense exclusive training program, you will not just gain and complete the industry valuable certification but will gain industry experience as well, which is imperative to get your 1st job in the sector. The DevOps EngineerProgram is completed in 9 easy steps: Step 1: Enrol in the Programme Begin your exciting journey with us by enrolling in the DevOps Engineer Training program. Complete your registration and make a secure online payment. Remember, we offer a 14-day money-back guarantee if you're not completely satisfied. After you enrol in the Program, you will get lifetime access to 18 premium courses related to DevOps Engineer. These courses will teach you the knowledge and skills required to become a successful DevOps Engineer. Our customer service team will help you and keep in contact with you every step of the way. So you won't have to worry about a thing! Step 2: Initial One-On-One Counselling Session Once enrolled, you will be paired with a dedicated career mentor. Schedule your first one-on-one session to discuss your career aspirations, skills, experience, and any areas for potential growth. This conversation will shape your learning and development path. Step 3 - Certification upon Course Completion After learning from the courses, you must obtain certificates for each course. There will be exams for every course, and you have to pass them to get your certificate. To pass successfully, you must get 90% marks. Once you pass the exams, you will receive hardcopy certificates. These certificates will prove that you're an expert in the subject. Step 4: CV Revamping Our team of professionals will build you a compelling CV and LinkedIn profile. We'll ensure it presents your skills and qualifications effectively and is tailored to the needs and expectations of the programming/development industry. With these powerful tools in hand, you'll be fully prepared to tackle job interviews confidently. Step 5: Building Network and Submitting CV We understand the power of casting a wide net. We'll strategically submit your CV to various platforms and networks, expanding your reach and connecting you with valuable opportunities that align with your career goals. We will also make connections with many high-profile individuals and companies through your LinkedIn profile. Step 6: Interview Preparation With your CV ready, we'll move on to interview preparation. Gain exclusive access to our database of potential interview questions. Through simulated interviews with your mentor, you'll practice your responses and receive valuable feedback to further refine your skills. Step 7: Securing Job Interviews Leveraging our partnerships with leading companies, we'll secure job interviews for you. We'll ensure you get the opportunity to showcase your skills to potential employers and get the dream job you want. Step 8: Post-Interview Support Post-interview, we'll provide a debriefing session to reflect on your performance and identify areas of improvement for future interviews if necessary. Remember, our commitment extends until you land your dream job. Step 9: Celebrate Your New Job! Once you've secured your dream job in DevOps Engineering, it's time to celebrate! However, our support doesn't end there. We'll provide you with ongoing career advice to ensure you continue to thrive in your new role. We're excited to accompany you on this journey to success. Enrol today, and let's get started! Your path to a successful career in DevOps Engineering. CPD 100 CPD hours / points Accredited by CPD Quality Standards Who is this course for? This course is ideal for IT professionals looking to upskill and transition into the DevOps field, including: Software Developers seeking to understand the end-to-end software development lifecycle. System Administrators wishing to learn more about automation and improving efficiency. IT Project Managers aspiring to enhance their team's collaboration and performance. Beginners who are interested in kickstarting their career in DevOps. Requirements No experience required. Just enrol & start learning. Career path Junior DevOps Engineer: £35,000 - £45,000 per annum DevOps Engineer: £50,000 - £75,000 per annum Senior DevOps Engineer: £80,000 - £100,000 per annum DevOps Consultant: £70,000 - £120,000 per annum DevOps Team Lead: £90,000 - £130,000 per annum Certificates CPD Accredited e-Certificate Digital certificate - Included CPD Accredited Framed (Hardcopy) Certificate Hard copy certificate - Included Enrolment Letter Digital certificate - Included QLS Endorsed Hard Copy Certificate Hard copy certificate - Included Student ID Card Digital certificate - Included

Learn the Microservices overall Architecture, Building Blocks, Key Advantages, Challenges and Industry Case Studies

Complete Ruby programming training course description This course starts with a quick-start session and then explains the language in detail from the bottom up. Hands on sessions follow all the major sessions to reinforce the theory. What will you learn Read Ruby programs. Write Ruby programs. Debug Ruby programs. Complete Ruby programming training course details Who will benefit: Anyone wishing to program in Ruby. Prerequisites: Software development fundamentals Duration 3 days Complete Ruby programming training course contents Introduction A tour of Ruby, Try Ruby, A suduko solver in Ruby. The Structure and execution of Ruby Lexical structure, Syntactic structure, Files structure, Program encoding, Program execution. Datatypes and objects Numbers, text, Arrays, Hashes, Ranges, Symbols, True, false, and nil, Objects. Expressions and operators Literals and keyword literals, Variable references, Constant references, Method invocations, Assignments, Operators. Statements and control structures Conditionals, loops, Iterators and enumerable objects, Blocks, Altering flow control, Exceptions and exception handling, BEGIN and END, Threads, fibres and continuations. Methods, Procs, Lambdas and closures Defining simple methods, Method names, Methods and parentheses, Method arguments, Procs and lambdas, Closures, Method objects, Functional programming. Classes and modules Defining a simple class, Method visibility: public, protected, privates, Subclassing and inheritance, Object creation and initialization, Modules, Loading and requiring modules, Singleton methods and Eigenclass, Method lookup, Constant lookup. Reflection and metaprogramming Types, classes and modules, Evaluating strings and blocks, Variables and constants, Methods, Hooks, Tracing, ObjectSpace and GV, Custom control structures, Missing methods and missing constants, Dynamically creating methods, Alias chaining. The Ruby platform Strings, Regular expressions, Numbers and Math, Dates and times, Collections, Files and directories, Input/output, Networking, Threads and concurrency. The Ruby environment Invoking the Ruby interpreter, The Top-level environment, Practical extraction and reporting shortcuts, Calling the OS, Security.