Chapter 3: Built-in Variables and Field Manipulation
Transform AWK from basic text processor to data manipulation wizard. Master FS, OFS, NR, NF variables and reshape any data format you need.
· Abhishek Prakash
Chapter 2: Pattern Matching and Basic Operations
Control exactly what AWK processes with pattern matching. Master if-else statements, comparison operators, and complex filtering conditions.
· Abhishek Prakash
Chapter 1: Introduction to AWK
Learn AWK basics for Linux sysadmins. Master field extraction, built-in variables, and pattern-action syntax with real log analysis examples.
· Abhishek Prakash
LHB Linux Digest #25.16: AWK, History, YAML Validation, Mastering Top and More
It's time to handle the 'AWK'wardness.
· Abhishek Prakash
LHB Linux Digest #25.15: New Docker eBook, Declare in Bash, Debug Ansible Playbook and More
We have a new eBook for you.
· Abhishek Prakash
Using Bash Declare: Gateway For Effective Variable Management
The declare built-in allows you to explicitly declare variables in bash scripts with specific attributes and control variable types, scope, and behavior.
· Abhishek Prakash
LHB Linux Digest #25.14: Named Pipes, Find-Exec, Ansible Cron, Dockman and More
· Abhishek Prakash
LHB Linux Digest #25.13: lsattr, chattr Commands, Self-host Obsidian, Vert and More
Your assorted bunch of Linux learning.
· Abhishek Prakash
Convert Between YAML and JSON Files
Easily convert your YAML file to JSON and your JSON file to YML in your web browser with this online tool.
· Abhishek Prakash
LHB Linux Digest #25.12: Vim Mouse Mode, Dir Command, Sticky Bits and More
Lesser known commands and concepts.
· Abhishek Prakash
Using Tabbed Interface in Vim
Give Vim and IDE touch by using tabs to open multiple files. Yes, the same tab experience you have in a web browser or a regular text editor.
· Abhishek Prakash
SSH Config Generator
Easily and quickly generate valid ~/.ssh/config entries with this free online tool.
· Abhishek Prakash
Using Mouse Mode in Vim
Think of mouse mode in Vim like adding touchscreen controls to a cockpit - the physical switches and dials remain the primary interface, but the touchscreen provides intuitive access for certain operations.
· Abhishek Prakash
Guess The Number Game
Here are a couple of bash scripts example to create a simple game that lets the user guess the number between 1 and 100.
· Abhishek Prakash
LHB Linux Digest #25.11: Resource Usage History, Docker Alternatives, IFS and Shebang Concepts
Microsoft never disappoints in disappointing.
· Abhishek Prakash
YAML Validator
· Abhishek Prakash
LHB Linux Digest #25.10: Peersuite, YAML Essentials, Splitting Screen in Vim and More
And we continue the weekly dose of Linux stuff with more tools to discover, as promised.
· Abhishek Prakash
Using Split Windows With Vim
Vim allows you to use multiple windows in the same terminal screen. You can split them horizontally and vertically and move between them with shortcuts.
· Abhishek Prakash
LHB Linux Digest #25.09: Vim Tips, TCP Proxy, Vagrant Triggers and More
Weekly... that's what majority voted for.
· Abhishek Prakash
LHB Linux Digest #25.08: Docker Logging, TaskCrafter, Comparing Dirs and More Tips
Weekly? Monthly? Twice a month?
· Abhishek Prakash
LHB Linux Digest #25.07: CDPATH, SSH Tips, KubeTUI and More
Some classic tools should never be forgotten.
· Abhishek Prakash
CDPATH: The Forgotten Magic Trick in Your Bash Toolbox
A tiny little mechanism that will save you from typing those long paths for the frequently visited directories.
· Abhishek Prakash
Fixing 'Enter passphrase for key' Issue With SSH
Entering the account password for SSH key is a pain. Here's how to fix it.
· Abhishek Prakash
LHB Linux Digest #25.06: Networking, Pipes, Port Mapping, Log Viewing and More
Your regular dose of Linux tips and tutorials.
· Abhishek Prakash
Docker Interview Questions: From Beginners to Advanced
Quickly revise the Docker concepts before your job interview with this set of more than 50 questions and their answers.
· Abhishek Prakash
LHB Linux Digest #25.05: Terminal Shortcuts, Sed Guide, DaemonSet, Xpipe and More
Enjoy LHB Linux Digest on no-deploy Fridays :)
· Abhishek Prakash
How to Go to Root Directory in Linux
Learn how to navigate to the root directory in Linux with a simple command. Understand the differences between / and /root, plus practical navigation tips for beginners.
· Abhishek Prakash
Whereis Command Examples
· Abhishek Prakash
LHB Linux Digest #25.04: Self-host VPN, Swap Size Change, Crontab Logs and More
Starting a career with Linux? What are your choices?
· Abhishek Prakash
What Kind of Job Can You Get if You Learn Linux?
While there are tons of job roles created around Linux, here are the ones that you can choose for an entry level career.
· Abhishek Prakash