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DevOps

Posts and notes about devops.

Series & Posts

1
What CI/CD actually means 14 min
2
Pipeline anatomy and design 16 min
3
GitHub Actions in depth 18 min
4
GitLab CI/CD in depth 18 min
5
Jenkins fundamentals 17 min
6
Testing in CI pipelines 16 min
7
Artifact management 15 min
8
Pipeline security and supply chain 17 min
9
Progressive delivery 16 min
10
Self-hosted runners and pipeline scaling 15 min
1
Cloud fundamentals and the shared responsibility model 15 min
2
Compute: VMs, containers, serverless 16 min
3
Networking in the cloud 17 min
4
Cloud storage services 16 min
5
Managed databases in the cloud 16 min
6
Cloud IAM and access control 16 min
7
Serverless architecture patterns 16 min
8
Cloud cost management 16 min
9
Multi-cloud and cloud-agnostic design 15 min
10
Cloud Well-Architected Framework 16 min
1
What DevOps actually is 14 min
2
The software delivery lifecycle 15 min
3
Agile, Scrum, and Kanban for DevOps teams 14 min
4
Trunk-based development and branching strategies 15 min
5
Environments and promotion strategies 14 min
6
Configuration management 14 min
7
Secrets management 15 min
8
Deployment strategies 16 min
9
On-call culture and incident management 15 min
10
DevOps metrics and measuring maturity 15 min
1
What DevSecOps means 14 min
2
Shift-left security 15 min
3
SAST and DAST 15 min
4
Software supply chain security 16 min
5
Container security 15 min
6
Kubernetes security in depth 17 min
7
Secrets management in practice 16 min
8
Cloud security posture management 15 min
9
Compliance as code 16 min
10
Incident response for DevSecOps 15 min
1
How containers work 15 min
2
Docker fundamentals 15 min
3
Writing production-quality Dockerfiles 17 min
4
Docker networking 15 min
5
Docker volumes and storage 14 min
6
Docker Compose 17 min
7
Container image security 15 min
8
Docker in CI/CD pipelines 16 min
1
Git internals: how Git actually works 16 min
2
Everyday Git: the commands that matter 15 min
3
Branching and merging 16 min
4
Branching strategies for teams 17 min
5
Git rebase and history rewriting 15 min
6
Git hooks and automation 14 min
7
Monorepos and large repo management 16 min
8
GitOps 16 min
1
Introduction to Infrastructure as Code 15 min
2
Terraform fundamentals 18 min
3
Terraform state management 16 min
4
Terraform modules 16 min
5
Terraform in CI/CD 16 min
6
Ansible fundamentals 17 min
7
Ansible roles and best practices 16 min
8
Packer for machine images 15 min
9
CloudFormation and CDK 17 min
10
Managing drift and compliance 16 min
1
Why Kubernetes exists 14 min
2
Kubernetes architecture 17 min
3
Core Kubernetes objects 17 min
4
Kubernetes networking 17 min
5
Storage in Kubernetes 16 min
6
Kubernetes configuration and secrets 15 min
7
Resource management and autoscaling 17 min
8
Kubernetes workload types 16 min
9
Kubernetes observability 17 min
10
Kubernetes security 17 min
11
Helm and package management 16 min
12
GitOps with ArgoCD 17 min
13
Kubernetes cluster operations 16 min
14
Service mesh concepts 16 min
1
The three pillars of observability 15 min
2
Structured logging 14 min
3
Metrics and Prometheus 17 min
4
Grafana and dashboards 15 min
5
Distributed tracing 16 min
6
Log aggregation pipelines 16 min
7
Alerting design 15 min
8
SLIs, SLOs, and error budgets 16 min
9
Real User Monitoring and synthetic testing 14 min
10
On-call tooling and runbooks 14 min
1
What SRE is 14 min
2
Reliability fundamentals 15 min
3
SLIs, SLOs, and error budgets in practice 16 min
4
Toil reduction and automation 14 min
5
Capacity planning 15 min
6
Performance testing and load testing 16 min
7
Chaos engineering 16 min
8
Incident response in practice 16 min
9
Postmortems and learning from failure 14 min
10
Production readiness reviews 14 min
11
Reliability patterns for services 15 min

Notes

Git Workflow Best Practices

Quick note

Proven Git workflows and branching strategies for team collaboration

DevOps

CSS Grid Quick Reference

Cheatsheet

Essential CSS Grid properties and patterns for layout design

DevOps

Docker Fundamentals

Deep dive

Essential Docker concepts, commands, and containerization basics

DevOps
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