Blog Articles: Bash

• devops development kayd Dec 28, 2024 11 min read

  ~/How to Replace Text in Multiple Files with Sed: A Step-by-Step Guide (Read full article)

  Master the art of replacing text across multiple files with sed. This step-by-step guide covers everything from basic substitutions to advanced pattern …

• devops system-design kayd Aug 28, 2024 26 min read

  ~/Bash for SRE: Google's Reliability in Shell Scripts (Read full article)

  Discover how to implement Google's Site Reliability Engineering (SRE) principles using Bash scripts. Learn proven SRE practices from Google's renowned books …

• devops development kayd Apr 30, 2024 10 min read

  ~/Filename Extraction: From basename to a 500K File/Day Pipeline (Read full article)

  Learn filename extraction the way production log pipelines actually work. Start with basename, hit the spaces-in-filenames bug, fix it, then benchmark against …

• devops development kayd Apr 28, 2024 18 min read

  ~/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 …

• devops kayd Apr 16, 2024 18 min read

  ~/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 …

• devops development kayd Mar 26, 2024 14 min read

  ~/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 …

• devops development kayd Mar 24, 2024 14 min read

  ~/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, …

• devops development kayd Aug 28, 2023 18 min read

  ~/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 …

• development devops kayd Aug 28, 2023 26 min read

  ~/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 …

• devops development kayd Aug 28, 2023 13 min read

  ~/Bulletproof Bash Scripts: Mastering Error Handling for Reliable Automation (Read full article)

  Discover essential Bash error handling techniques that turn fragile scripts into reliable automation tools. Learn how to implement proper exit codes, trap …