Stop failing your bash scripts because a variable had a space in it
Shell Scripting / Bash Tricks Stop failing your bash scripts because a variable had a space in it 🧩 The Challenge You write a simple script to loop through filenames,...
Month: August 2026
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Stop letting setgid bits ruin your collaboration workflows
Permissions & Security (Chmod/Chown/ACLs/SELinux/AppArmor) Stop letting setgid bits ruin your collaboration workflows 🧩 The Challenge Setting up a shared directory for a team sounds easy until you realize every file...
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Stop your rsync jobs from hitting the wall when the network hiccups
Backup & Recovery (Rsync/Tar/Dd) Stop your rsync jobs from hitting the wall when the network hiccups 🧩 The Challenge You know that feeling when you’re 90% through a 200GB sync...
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Stop missing zombie processes hiding in your process tree
Process & Resource Monitoring (Top/Htop/Ps/Systemd) Stop missing zombie processes hiding in your process tree 🧩 The Challenge Dealing with a server that suddenly stops spawning new jobs is the worst...
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Stop journald from filling up your disk when things go sideways
Logging & Journald Stop journald from filling up your disk when things go sideways 🧩 The Challenge Dealing with a production server where a runaway process flooded the logs until...
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Stop DNF from holding onto old transaction history that slows you down
Package Management (Apt/Dnf/Pacman Internals) Stop DNF from holding onto old transaction history that slows you down 🧩 The Challenge Dealing with a server where dnf runs like a brick after...
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Stop your Ansible temporary files from cluttering up /tmp on remote hosts
DevOps Tooling On Linux (CI/CD Runners, Ansible) Stop your Ansible temporary files from cluttering up /tmp on remote hosts Technical Briefing | 8/22/2026 Most of us run Ansible playbooks and...
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Stop manually calculating uids when setting up service accounts
User & Group Management Stop manually calculating uids when setting up service accounts 🧩 The Challenge Setting up a new system user for a specific service always ends up being...
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Stop fighting with grep when you just need the lines between two patterns
Text Processing (Grep/Sed/Awk) Stop fighting with grep when you just need the lines between two patterns 🧩 The Challenge Dealing with massive logs is a nightmare when you only want...
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Stop your shell from letting you sudo away your life without thinking
Environment & Shell Customization (Aliases/Functions/.Bashrc) Stop your shell from letting you sudo away your life without thinking 🧩 The Challenge You have definitely run a destructive command like rm -rf...