~/Sed for JSON Manipulation: Emergency Patterns When jq is Unavailable (Read full article)
When jq is unavailable, sed can manipulate JSON in emergencies. Real production incident where sed saved a critical deployment on a locked-down corporate …
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Blog Articles: Devops
~/Mastering NGINX Logs: A Detailed Guide to Configuration and Analysis (Read full article)
A complete guide to NGINX logs. Learn how to configure, manage, and analyze access and error logs to optimize your NGINX server's performance and troubleshoot …
~/User Management: From Simple useradd to SOC 2 Compliance (Read full article)
Build a secure multi-tenant user system from scratch. Start with simple useradd, hit the security issue (users accessing each other's files), fix with groups …
~/Advanced Guide to Using the top Command in Linux (Read full article)
An in-depth guide on the Linux top command. Learn how to monitor and manage system resources, discover practical examples, and work through advanced techniques …
~/Advanced Guide to Using the vmstat Command in Linux (Read full article)
Discover how to use vmstat for detailed system monitoring and performance tuning. This guide covers everything from basic usage to advanced techniques, …
~/AWS Security Audit: From AWS CLI to a Go Security Scanner (Read full article)
Learn AWS security auditing from scratch. Start with AWS CLI commands to check IAM, security groups, and S3 policies, then build a Go security scanner that …
~/Docker Log Management: From docker logs to a Go Log Collector (Read full article)
Learn Docker logging from the ground up. Start with docker logs and logging drivers, then build a Go log collector that tails, parses, and aggregates container …
~/Advanced Bash Scripting for Automation (Read full article)
Production Bash automation patterns from managing 200+ server deployments daily for Calgary-based infrastructure. Real scripts that reduced deployment time from …
~/Alternatives to envsubst for CI/CD Templating (Read full article)
Discover powerful alternatives to envsubst for your CI/CD pipelines. This guide compares sed, Jinja2, Groovy templating, and other options with detailed code …
~/Bash Code Shortening: Writing Concise Shell Scripts (Read full article)
Discover proven Bash code shortening techniques from industry experts to simplify your shell scripts while maintaining readability and performance. This full …