ITNotes - Page 95 of 143 - From Terminal to Cloud

Securing Your Software Supply Chain: A Practical Guide to Syft and Grype

May 2, 2026

Master software supply chain security with Syft and Grype. Learn how to generate verifiable SBOMs and automate vulnerability scanning for all your third-party dependencies.

Database

Apache Cassandra Deployment Guide: NoSQL for High Availability and Write-Heavy Workloads

May 1, 2026

Apache Cassandra is the go-to database when you need to handle massive write throughput without a single point of failure. This guide walks through deploying a 3-node cluster, designing tables around your query patterns, and tuning Cassandra for real production workloads.

DevOps

Using vcluster to Create Virtual Kubernetes Clusters: Save Resources and Isolate Dev Environments

May 1, 2026

vcluster lets you run fully isolated virtual Kubernetes clusters inside a single host cluster — each with its own API server and full admin access. This guide covers how it compares to namespace isolation and separate clusters, then walks through setting one up from scratch.

Claude Code vs Cursor vs GitHub Copilot: The 2026 Developer’s Toolkit

May 1, 2026

A 2026 comparison of Claude Code, Cursor, and GitHub Copilot. Learn why 'agency' is the new 'intelligence' and how to build a hybrid workflow that doubles your coding velocity.

Programming

Mastering Bun.js: The High-Performance JavaScript Runtime for Modern APIs and CLI Tools

May 1, 2026

Learn how to transition from Node.js to Bun.js for superior performance. This guide covers installation, project configuration, and production monitoring for APIs and CLI tools.

Database

Querying MySQL, MongoDB, and CSV Directly from PostgreSQL using FDW

May 1, 2026

Tired of ETL? Learn how to use PostgreSQL Foreign Data Wrappers (FDW) to query MySQL, MongoDB, and CSV files as if they were local tables. Real-world performance tips included.

Database

Redis Sentinel vs. Redis Cluster: Surviving Production Failures

May 1, 2026

Is your Redis setup ready for a crash? Learn the practical differences between Redis Sentinel for high availability and Redis Cluster for horizontal scaling, including real-world configuration steps.

DevOps

Stop Building Servers Manually: A Guide to Golden Images with HashiCorp Packer

May 1, 2026

Ditch manual server snapshots. Learn how to build automated, production-ready Golden Images for AWS and Proxmox using HashiCorp Packer and HCL2.

Stop Burning Credits: LLM Cost Optimization with GPTCache and Redis

May 1, 2026

Reduce LLM API costs by 80% and cut latency from seconds to milliseconds. This guide explores implementing production-grade semantic caching using GPTCache and Redis.

Linux

Linux Environment Variables: From Local Shells to Production Servers

May 1, 2026

Master Linux environment variables with this practical guide. Learn the differences between .bashrc and /etc/environment, how to handle .env files, and best practices for securing production secrets.

Fast LLM Fine-Tuning with Unsloth on Linux: Cut 80% VRAM on Consumer GPUs

Mastering ScyllaDB on Docker: Deploying Ultra-Fast C++ NoSQL for High-Throughput Writes

Building an Internal Developer Portal with Spotify Backstage: Software Catalog, TechDocs, and Platform Automation

Kubernetes Disaster Recovery with Velero and MinIO: Complete Cluster Backup Guide

Build Real-Time Apps with Phoenix LiveView: Server-Side State Without JavaScript

Deploy a TACACS+ Server on Linux with tac_plus: Centralized AAA and Command Authorization

Deploy Immich on Docker: Self-Hosted Google Photos Alternative with AI

GitOps for HomeLab: Automate Kubernetes and K3s Deployments with Argo CD

Structured Data Extraction with BAML and Python: Faster LLM Output and Visual Prompt Testing

Mastering HugePages and Transparent HugePages on Linux for PostgreSQL and Redis

Securing Your Software Supply Chain: A Practical Guide to Syft and Grype

Apache Cassandra Deployment Guide: NoSQL for High Availability and Write-Heavy Workloads

Using vcluster to Create Virtual Kubernetes Clusters: Save Resources and Isolate Dev Environments

Claude Code vs Cursor vs GitHub Copilot: The 2026 Developer’s Toolkit

Mastering Bun.js: The High-Performance JavaScript Runtime for Modern APIs and CLI Tools

Querying MySQL, MongoDB, and CSV Directly from PostgreSQL using FDW

Redis Sentinel vs. Redis Cluster: Surviving Production Failures

Stop Building Servers Manually: A Guide to Golden Images with HashiCorp Packer

Stop Burning Credits: LLM Cost Optimization with GPTCache and Redis

Linux Environment Variables: From Local Shells to Production Servers