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Devops News
Dev
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Why Linux Town Is the Best Place to Lose (and Find) Your Files?
- Linux file hierarchy is like a city, with different directories serving specific purposes.
- Important directories include /bin for basic user tools, /sbin for advanced system tools, /etc for configuration files, /home for user homes, and /var for logs and changing files.
- Bash is the command-line interface, allowing users to interact with Linux.
- Understanding the Linux file hierarchy can help users navigate the system, troubleshoot, and work more efficiently.
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The New Stack
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The Kro Project: Giving Kubernetes Users What They Want
- Big tech companies, including Google, Amazon, and Microsoft, have collaborated on an open source project called Kro - the Kubernetes Resource Orchestrator.
- Kro aims to simplify Kubernetes custom resource orchestration and address the challenge of resource orchestration while maintaining cloud flexibility.
- The collaboration emerged in response to customer demand for a Kubernetes-native, cloud-agnostic tool that can run on any Kubernetes cluster provided by any vendor.
- Kro, still in its alpha stage, has attracted significant community interest and is focused on enabling core features and becoming production-ready.
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Openstack
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How To Set Up a Virtual Machine With VirtualBox
- This guide will walk you through the process of creating a VM using VirtualBox.
- The guide focuses on the configurations necessary to run OpenStack smoothly.
- It provides step-by-step instructions on creating a new VM in VirtualBox.
- It also covers the setup of host network and IP configuration for static access.
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Medium
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370
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Get your Registered documents online
- At buysuccessdocumentsonline.com, you can get registered documents online conveniently and without delays.
- The website offers government-registered documents, including driving licenses, passports, residence permits, degrees, and diplomas.
- Their efficient methodology simplifies the process, allowing users to avoid complicated regulations and bureaucratic hurdles.
- Buysuccessdocumentsonline.com provides a straightforward and reliable service, helping customers achieve their ambitions and enjoy convenient mobility.
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Medium
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From Scrum Master to Agile Delivery Manager: Evolution in the Age of Flow
- In 2025, the title of Scrum Master was changed to Agile Delivery Manager (ADM) in a technology division, reflecting an evolution towards a more customized Kanban-based model and broader delivery leadership.
- ADM role emerged as a natural progression from traditional Scrum Master roles, focusing on servant leadership, Agile values, and adapting to modern delivery demands.
- The shift to ADM was a result of observing the gap between agile roles and current delivery requirements, emphasizing value creation, flow efficiency, and business impact.
- ADM responsibilities include coaching teams, managing delivery risks, tracking systemic flow, and improving team performance and delivery efficiency.
- The ADM oversees workflow across different work types to drive tangible business value, but does not operate across multiple delivery teams or coordinate program-level work.
- ADM focuses on leading strategic transformation, championing Flow Metrics and Value Stream Management, and shaping how teams deliver real business value.
- The role combines delivery leadership, agile stewardship, and flow optimization, going beyond the narrow scope of the traditional Scrum Master role.
- The ADM role acknowledges the need to scale agility through people rather than frameworks alone, embracing the complexities of modern organizations and delivering outcomes.
- For organizations considering a shift to ADM, it signifies a modern approach to delivery leadership that aligns with the evolving demands of the industry.
- By transitioning to Agile Delivery Manager, teams and stakeholders are signaled about the evolved delivery leadership and are encouraged to embrace this growth.
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Medium
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Journey to DevOps #3: From Local to the Cloud — A Practical Guide to Amazon S3
- This article is the third part of the 'Journey to DevOps' series, focusing on a practical guide to utilizing Amazon S3 for cloud storage.
- The article highlights the process of creating an S3 bucket and uploading files, which are essential steps in managing cloud storage with confidence.
- Readers are guided through the process of creating an S3 bucket by specifying a name and region, and then shown how to upload files using the 'Upload File' option.
- The article emphasizes that although the initial steps may seem simple, S3 can become a powerful tool for storing build artifacts, hosting websites, and more.
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Dev
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How Does Netflix Stream Better on Low Bandwidth?
- Netflix delivers smoother streaming than its competitors in low-bandwidth situations.
- Netflix is hosted on Amazon Web Services (AWS), yet provides a better streaming experience than Prime Video.
- Video streaming involves receiving small chunks of data in real time, allowing immediate playback while the rest of the video loads in the background.
- Netflix optimizes streaming through its own CDN called Open Connect, which places dedicated caching servers inside ISP networks for lower latency and minimal buffering.
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Dev
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52
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Turbocharged Go: From Profiling to Production-Ready Performance 🔧
- The article discusses the importance of optimizing Go programs for performance, emphasizing the need for profiling to identify bottlenecks.
- It introduces the pprof tool for profiling Go code, highlighting its capabilities in generating call graphs and visualizations like Flame Graphs.
- The article stresses the significance of profiling before optimization, mentioning the importance of identifying hot functions, allocation patterns, and lock contention.
- Memory management in Go is discussed, with tips on understanding and controlling the behavior of the garbage collector (GC) for better performance.
- Strategies to reduce allocations and make the GC more efficient, such as using sync.Pool for object reuse, are shared in the article.
- The importance of choosing the right data structures and algorithms for optimal performance in Go is highlighted, along with tips on concurrency management.
- Best practices for concurrency, including using worker pools to control goroutines, are recommended to improve efficiency and reduce memory usage.
- The article concludes by emphasizing the combination of science (profiling, measurement) and art (knowledge of techniques) for effective performance optimization in Go.
- Developers are encouraged to profile first, control memory allocations, choose suitable data structures, and implement bounded concurrency for better Go performance.
- The article advocates for active practice and exploration in optimizing Go code to achieve blazing speed and improve overall performance.
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Medium
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Code Without Chaos: How AI is Automating Agile Development and DevOps for Faster Product Launches
- AI is reshaping agile development, automating various stages of the software development lifecycle.
- AI facilitates backlog grooming by generating user stories ranked by urgency and business value.
- AI assists in code writing and review, providing real-time suggestions and flagging potential issues.
- AI streamlines testing by scanning commits, detecting UI impact, and running relevant tests.
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16 Likes
Medium
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40
“The 5 DevOps Mistakes No One Warned You About”
- In the rush to ship features, DevOps often becomes an afterthought, leading to scalability issues and fragile deploys.
- Set up CI/CD with GitHub Actions or GitLab CI to automate testing, linting, and deployment.
- Utilize managed services and treat infrastructure as code to reduce costs, improve scalability, and minimize human error.
- Install basic observability tools like CloudWatch and Loki for better troubleshooting during outages.
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2 Likes
Medium
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Must-Have DevOps Tools for 2025
- Cursor is a powerful AI-powered IDE that eliminates the need to switch between editor and AI tools, making coding more seamless and efficient.
- CI/CD tools like GitHub Actions, Argo Workflows, and GitLab CI/CD continue to be popular choices for running tasks in sequence.
- Containers are a key component of DevOps, and tools like Docker and Kubernetes remain essential for managing containerized applications.
- Observability tools like Prometheus and Grafana are crucial for monitoring and ensuring the performance and reliability of systems and applications.
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Medium
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Getting Started with GitHub Actions and Workflows for Terraform Deployment with Azure Cloud
- GitHub Actions is an automation tool that allows developers to create CI/CD pipelines.
- A GitHub Workflow is a set of automated tasks defined in a YAML file.
- GitHub Actions and Workflows automate software development, saving time and improving productivity.
- GitHub Actions and Workflows can be used to automate Terraform deployments on Azure.
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Medium
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Is Your Business Ready for Kubernetes?
- Kubernetes is powerful, flexible, and scalable, but not a one-size-fits-all solution.
- The appropriate time to consider Kubernetes depends on the size and stage of your business.
- For small businesses and simple tech stacks, Kubernetes is overkill and better alternatives exist.
- For businesses with distributed teams, numerous microservices, and serious uptime requirements, Kubernetes is a must-have.
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Dev
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53
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Observability 2.0: The Future of Monitoring with OpenTelemetry
- Observability 2.0, powered by OpenTelemetry, is redefining how DevOps teams collect, analyze, and act on telemetry data.
- Observability 2.0 provides end-to-end visibility, contextual insights, automated anomaly detection, and vendor-agnostic data collection.
- OpenTelemetry is an open-source observability framework that standardizes data collection and integrates with various backend observability platforms.
- OpenTelemetry offers features like automatic instrumentation, multi-language support, distributed tracing, and cloud-native readiness.
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3 Likes
Dev
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0
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Building a Feature Flag System in Node.js with Redis and Middleware
- Feature flags (also known as feature toggles) allow you to enable or disable functionality without deploying new code.
- This article explains how to implement a feature flag system in Node.js using Redis and Express middleware.
- It provides step-by-step instructions for project setup, Redis client setup, middleware implementation, and usage in routes.
- The article also suggests enhancements like enabling features for specific user IDs or roles, implementing flag variants for A/B testing, creating a dashboard for toggling flags, and using JSON structures in Redis for more complex rules.
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