ITFROMZERO – Share tobe shared!

Setting up CODEOWNERS: Ending Stale PRs and Incorrect Reviewers

By admin June 19, 2026

Forget about manually tagging everyone for code reviews. With CODEOWNERS, GitHub/GitLab automatically assigns the right people to the right tasks, making your PRs faster and safer.

Python

Kubernetes Automation with Python: Going Beyond kubectl

By admin June 19, 2026

Don't let Kubernetes management become a burden. Learn how to use the Python Kubernetes Client to automate Pods, Deployments, and real-time events efficiently.

Fedora

Dual Boot Fedora Linux and Windows 11: Configuring UEFI, Secure Boot, and GRUB2 for Safe Parallel Booting

By admin June 18, 2026

A guide to setting up Fedora Linux and Windows 11 dual boot on UEFI, keeping Secure Boot enabled through MOK enrollment, properly partitioning the EFI partition, and recovering GRUB2 after Windows Update overwrites the boot entry.

Database

MongoDB Change Streams in Node.js: Real-Time Data Change Tracking

By admin June 18, 2026

MongoDB Change Streams let your Node.js application listen for data changes in real time instead of polling. This article covers practical implementation, resume token handling, and safe reconnect strategies for production environments.

Database

Setting Up Milvus Vector Database with Docker: Building a Knowledge Store for RAG and AI

By admin June 18, 2026

A guide to installing Milvus Vector Database with Docker Compose, creating collections, storing vector embeddings, and building a complete RAG pipeline. Includes tips on choosing index types, chunking strategies, and production optimization from real-world experience.

Centos

Setting Up Password Policies with libpwquality on CentOS Stream 9: Enterprise Security in Practice

By admin June 18, 2026

A practical guide to configuring libpwquality and PAM on CentOS Stream 9 to enforce enterprise password policies — comparing pam_cracklib vs pam_pwquality, detailed pwquality.conf configuration, combining password aging with chage, and real-world testing with the pwscore CLI.

Security

Installing Linux Malware Detect (LMD) with ClamAV for Malware Scanning and Quarantine on Web Servers

By admin June 18, 2026

A practical guide to installing Linux Malware Detect (LMD) with ClamAV on a Linux web server, setting up automatic scans, quarantining malware, and handling webshells. From a 5-minute quick start to real-time monitoring with inotify.

Centos

Mastering DNF Priorities on CentOS Stream 9 to Tame Repository Chaos

By admin June 18, 2026

Configuring DNF Priorities on CentOS Stream 9 is the best way to manage repository precedence, protect system packages, and avoid conflicts from third-party sources.

Python

Torturing Your Python Code with Hypothesis: Finding Logic Bugs Automatically with Property-based Testing

By admin June 18, 2026

Don't let bugs slip through due to missing edge cases in unit tests. Learn how to use the Hypothesis library in Python to automatically generate test data and find logic bugs using Property-based Testing.

Database

ArangoDB: The All-in-One Solution Replacing MongoDB, Redis, and Neo4j

By admin June 18, 2026

ArangoDB is a Native Multi-model solution that replaces MongoDB, Redis, and Neo4j with a single engine. Check out our guide to installing and optimizing RocksDB to speed up your system.

Deploying MySQL 8 on Fedora Server: Production Configuration Guide and SELinux Troubleshooting

Vagrant + KVM/Libvirt: How to Double Your VM Speed on Linux

Gitolite: Ultra-lightweight Git Server Management for 1GB RAM VPS

MongoDB + Python: From Basic CRUD to Advanced Aggregation with PyMongo

Guide to Using git-sizer: “Rescuing” Bloated and Sluggish Git Repositories

Process Python Data Like a Pro with Counter, defaultdict, and deque

VMware vSphere NIOC Configuration Guide: Eliminating Noisy Neighbors and Optimizing Bandwidth

Deploying Metabase with Docker: A Self-Service BI Solution to Replace Manual Data Extraction

Packaging Linux Applications: A Complete Guide to flatpak-builder on Fedora

MySQL 9.0 and VECTOR: Embedding Storage Solution for AI Apps Without a Secondary DB

Setting up CODEOWNERS: Ending Stale PRs and Incorrect Reviewers

Kubernetes Automation with Python: Going Beyond kubectl

Dual Boot Fedora Linux and Windows 11: Configuring UEFI, Secure Boot, and GRUB2 for Safe Parallel Booting

MongoDB Change Streams in Node.js: Real-Time Data Change Tracking

Setting Up Milvus Vector Database with Docker: Building a Knowledge Store for RAG and AI

Setting Up Password Policies with libpwquality on CentOS Stream 9: Enterprise Security in Practice

Installing Linux Malware Detect (LMD) with ClamAV for Malware Scanning and Quarantine on Web Servers

Mastering DNF Priorities on CentOS Stream 9 to Tame Repository Chaos

Torturing Your Python Code with Hypothesis: Finding Logic Bugs Automatically with Property-based Testing

ArangoDB: The All-in-One Solution Replacing MongoDB, Redis, and Neo4j