Automation

All posts under category "Automation"

12 posts total

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Bash: Generating configs with envsubst, here document, and here string

In this note, we will briefly look at a few simple ways to build a config from a Bash script using here document, here string, and envsubst.

#bash #shell #scripting #linux

Universal search and use of CLI commands via rofi

In this note, I will tell you how to set up convenient search, copying, and pasting of long shell commands from a pre-prepared list in Linux using the universal launcher rofi.

#rofi #shell #bash #linux #howto

Collection of Ansible Playbooks

A regularly updated selection of useful Ansible playbooks 🎻.

2026.01.22

7 minute

Automation

#ansible #linux #collection

Bash one-liner collection

A regularly updated collection of complex and long shell commands 💻

2025.11.05

35 minute

Automation

#bash #shell #linux #tmux #collection

Bash snippet collection

A regularly updated collection of useful shell snippets 💻.

#scripting #bash #shell #linux #collection

Bash: Writing a Script to Simulate Mouse Activity

In this short note, we will write a Bash script that moves the mouse pointer one pixel and back at a specified interval. This is useful if your desktop is regularly locked because there is no user activity😉.

#scripting #bash #shell #linux #howto

How to Learn to Write Bash Scripts: Recommended Materials

In this note, I have put together a small roadmap for those who want to learn programming in the Bash shell language.

#scripting #shell #bash #linux #roadmap

A Little About Shebang in Linux

Shebang is the #! sequence at the beginning of an executable file that tells the system which program should interpret this script📝.

#shell #bash #linux #howto

ansible-cmdb - Structuring and Visualizing Ansible Facts

ansible-cmdb is a Python program that structures collected Ansible facts and visualizes them using beautifully formatted HTML.

#ansible #devops #linux #cli #bash #shell #gui #guide

Bash: An Example of Optimizing Filtering Commands with grep and awk

I will tell you about a task I solved the other day🧑‍💻 I slightly changed the input data, but the essence remains the same. There are two CSV files: 📄ping_status.csv contains diagnostic information about host availability by ping.

#bash #linux #shell #scripting #howto

Bash: Features of Arithmetic Operations - Increment ((expression++))

When testing the host availability check script I mentioned last time, I encountered an interesting Bash feature when performing arithmetic operations💪.