Why Your Docker Container Ignores Ctrl+C
PID 1 doesn't receive signals by default. Learn why Ctrl+C fails in containers and fix it with tini or exec form CMD.
Tag: linux
All the articles with the tag "linux".
Understanding and Optimizing Docker’s daemon.json File
daemon.json controls how the Docker daemon behaves — logging drivers, storage drivers, registry mirrors, and the options worth tuning.
Techniques for Writing Robust, Reliable Bash Scripts
Write bash scripts that don't silently fail — set -euo pipefail, error handling, input validation, and logging patterns for production scripts.
Disabling Discord’s Activity Tracking
Discord tracks what you're running. Here's how to turn off activity status, game detection, and telemetry so your app habits stay private.
Optimize Ubuntu Logs: btmp Log Rotation
btmp logs failed logins and grows forever on internet-facing servers. Set up logrotate to keep it under control before your disk fills up.
Navigating the Storm: Analysis of Intel’s 13th and 14th Gen CPU Instability Issues
Intel 13th and 14th gen CPUs have a documented instability problem. Here's what's happening, who's affected, and what Intel is doing about it.
Preserving Bash History in Multiple Terminal Windows
By default bash history is lost across multiple terminal sessions. Fix it with HISTAPPEND and PROMPT_COMMAND so nothing gets overwritten.
Finding the PID of a Process Using a Specific Port in Linux
Something's squatting on port 8080 and you need to know what. ss, lsof, and fuser one-liners to find and kill the culprit fast.
Differences Between nohup, disown, and & in Linux
nohup, disown, and & all keep processes running after logout — but they work differently. Here's which one to reach for and why.
the lost+found Directory in Linux
What is lost+found and why does it exist? fsck puts recovered file fragments there after a crash — and no, you can't delete it.
Understanding printf vs echo in Bash
echo is convenient but inconsistent across systems; printf is portable and precise — know when to use each and avoid the gotchas.
Understanding Grep: A Comprehensive Guide
grep is more powerful than you think — regex patterns, context flags, recursive search, and piping tricks that save hours of log digging.