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Save Ubuntu in a Snap with Timeshift: A Guide to Creating Automatic Restore Points

By admin April 4, 2026

Forget the fear of reinstalling Ubuntu. Learn how to use Timeshift to create automatic system restore points, allowing you to rollback driver errors or misconfigurations in an instant.

Linux

Mastering lshw, dmidecode, and hwinfo: A Deep Dive into Linux Hardware

By admin April 4, 2026

A guide to using lshw, dmidecode, and hwinfo to check detailed CPU, RAM, storage, and Serial Numbers on Linux. Essential tips for SysAdmins to master server hardware.

Artificial Intelligence tutorial - IT technology blog

Is ChatGPT “Swallowing” Your Source Code? How to Build a Secure Proxy Layer for Devs

By admin April 3, 2026

Data leaks via ChatGPT are a major concern for developers. This article shares how to build a Python PII Scrubber and security strategies to leverage AI without risking your source code.

Docker

Deploying Sidecar Containers: Automating Docker Volume Backups to S3 and Google Drive

By admin April 3, 2026

A detailed guide on deploying Sidecar Containers to automatically back up Docker Volumes to Amazon S3 and Google Drive. A secure, isolated, and manageable solution for production environments.

Python

Python Profiling: Pro Tips for Troubleshooting Slow Code with cProfile and Py-Spy

By admin April 3, 2026

Stop guessing why your Python code is slow. This guide shows you how to use cProfile and Py-Spy to pinpoint bottlenecks and optimize performance based on real-world experience.

Docker

Docker Context Guide: Managing Multiple Remote Servers via SSH

By admin April 3, 2026

A detailed guide on using Docker Context to manage multiple remote Docker Engines via SSH. A secure alternative to exposing risky Docker API ports.

Network

Mastering Traffic Control (tc): Bandwidth Limiting and Traffic Prioritization on Linux

By admin April 3, 2026

Don't let a backup script crash your Web Service. Learn how to use tc (Traffic Control) to limit bandwidth, prioritize SSH/Web traffic, and optimize Linux network performance.

Monitoring

Healthchecks.io: The Pro Secret to Monitoring Silent Cron Job Failures

By admin April 3, 2026

A backup script suddenly stopping is a disaster for any SysAdmin. Discover how to use Healthchecks.io to monitor Cron Jobs effectively using the 'Dead Man's Snitch' mechanism.

Building AI Agents with LangGraph: Solving Complex Workflows and Self-Correction

By admin April 2, 2026

A detailed guide on building advanced AI Agents using LangGraph and Python. This article focuses on state management, loop handling, and practical experience in optimizing API costs.