Tag: bash

All the articles with the tag "bash".

User and Group Management in Linux

30 May, 2024

Create, modify, and delete users and groups on Linux — useradd, usermod, groupadd, sudo access, and /etc/passwd explained.

21 Feb, 2024

journalctl, grep, awk, and tail -f — read your Linux logs like a pro and find the error before it pages you at 3 AM.

18 Sep, 2023

Bash tricks that save keystrokes — history expansion, brace expansion, process substitution, and the shortcuts your fingers will thank you for.

12 Sep, 2023

Set, verify, and sync your timezone in Ubuntu using timedatectl — one command to fix the clock on a newly provisioned server.

13 Jul, 2023

Build a video slideshow from static images with a voiceover track using FFmpeg — concat filters, fade transitions, and audio sync.

13 Jul, 2023

mogrify from ImageMagick batch-processes images — resize, convert, compress, and apply effects to entire directories at once.

3 Aug, 2016

Essential bash utilities for Ubuntu newcomers — file management, text processing, process control, and the commands you'll type every day.

5 May, 2016

Control Linux audio volume and mic boost from the terminal with ALSA's amixer — no GUI needed, no remembering cryptic card numbers.

4 Apr, 2016

Find your Linux distro version, kernel version, and architecture with uname, lsb_release, /etc/os-release, and hostnamectl.

31 Jul, 2015

Fix 'Argument list too long' errors in bash when cp or rsync chokes on thousands of files — xargs and find-based workarounds.

4 Oct, 2012

Rename files to remove spaces and special characters using bash — rename, tr, and parameter expansion patterns for bulk file cleanup.

12 Feb, 2012

tar, gzip, bzip2, xz, zip — demystified. When to use each compression tool, speed vs ratio trade-offs, and the flags you'll actually need.