Tag: Bash
-
Customize Your Shell Environment: bashrc, Aliases, and PATH (Linux for Beginners, Part 23)
Your alias works in the terminal but not in cron because the shell reads different startup files depending on how it launched. Login vs non-login, .bashrc, aliases, PATH, and the prompt.
-
Text Processing in Linux With grep, sed, and awk (Linux for Beginners, Part 20)
Turning a mountain of text into one clear answer is the work an admin does most. grep finds lines, sed changes them, awk works in columns, and a few helpers finish the job.
-
Bash Scripting From Scratch for Beginners (Linux for Beginners, Part 16)
Turn the commands you repeat every day into a script that runs itself. Shebangs, variables, arguments, loops, and the one line that stops a script from doing real damage.
-
Schedule Tasks in Linux With cron and systemd Timers (Linux for Beginners, Part 15)
cron runs the jobs that keep Linux servers going. Learn crontab syntax, the PATH trap that kills jobs silently, and when a systemd timer does it better.
-
How Do You Connect to a Remote Linux Server With SSH? (Linux for Beginners, Part 13)
SSH is how you reach every Linux server you will ever manage. Generate a key, copy it to the server, turn off passwords, and fix the errors that bite.
-
Linux Networking From the Command Line: ip, ss, and ping (Linux for Beginners, Part 12)
Ping the address and it answers, but the name will not resolve. This is Linux networking from the command line: ip, ss, ping and dig, what each one proves, and how to make the config stick on Debian and RHEL.
-
Install, Update, and Remove Software With apt and dnf (Linux for Beginners, Part 8)
A hands-on guide to Linux package management with apt and dnf: the six everyday commands, where packages come from, and how to fix the errors that stop an install.
-
Copy, Move, and Delete Files From the Linux Command Line (Linux for Beginners, Part 4)
The five commands that do almost all file work in Linux: cp, mv, rm, mkdir and ln. Learn the quiet defaults that catch everyone, plus hard versus symbolic links.
-
How the Shell Turns Your Words Into Commands (Linux for Beginners, Part 3)
What bash actually does between you pressing Enter and a program running: expansions, quoting, PATH lookup, and pipes, shown with real commands you can follow on any Linux box.
-
The Linux Filesystem Hierarchy, Directory by Directory (Linux for Beginners, Part 2)
Linux has one directory tree, not drive letters. A practical tour of the top-level directories, absolute versus relative paths, the /usr merge, and how to spot inode exhaustion.
Architect’s Toolkit
PJ’s Tools
VMware Cloud Foundation
- VCF Documentation
- VCF 9 Planning & Preparation Workbook
- VCF Bill of Materials (BoM)
- VMware Compatibility Guide
- VMware Interoperability Matrix
- VMware Configuration Maximums
- VMware Ports & Protocols
- VMware Hands-on Labs
- RVTools Download
Nutanix
AI & Cloud-Native Platform
- NVIDIA Build (Model Catalog)
- NVIDIA AI Enterprise Reference Architecture
- NVIDIA NIM Performance Benchmarking
- NVIDIA NGC Catalog
- NeMo Microservices Helm Chart
- Helm Charts Repository
- Hugging Face Models
Architecture & Design
About the Author
Dr Pranay Jha
Dr. Pranay Jha is a Cloud and AI Consultant with 18+ years of experience in hybrid cloud, virtualization, and enterprise infrastructure transformation. He specializes in VMware technologies, multi-cloud strategy, and Generative AI solutions. He holds a PhD in Computer Applications with research focused on Cloud and AI, has published multiple research papers, and has been a VMware vExpert since 2016 and a VMUG Community Leader.
You May Have Missed
DrJha