How-ToSecurityvia DigitalOcean Tutorials

Iptables Essentials: Common Firewall Rules and Commands

Learn essential iptables firewall rules and commands for Linux, including common examples, safe defaults, and tips for persisting and managing rules.

Mitchell Anicas1mo ago

How-ToSystemsvia DigitalOcean Tutorials

Package Management Essentials: apt, yum, dnf, pkg

Learn how apt, yum, dnf, and pkg manage software on Linux and FreeBSD. Compare commands, workflows, and best practices. Start with the right tool for...

Brennen Bearnes1mo ago

How-ToSystemsvia DigitalOcean Tutorials

Create SSH Keys with OpenSSH on macOS, Linux, or Windows

Create SSH keys with OpenSSH on macOS, Linux, or WSL. Generate secure key pairs, set file permissions and set up passwordless SSH access.

Erin Glass1mo ago

How-ToToolsvia Martin Fowler

Fragments: February 25

I don’t tend to post links to videos here, as I can’t stand watching videos to learn about things . But some talks are worth a watch, and I do suggest...

Martin Fowler (martin@martinfowler.com)1mo ago

How-ToSecurityvia DigitalOcean Tutorials

How To Set Up WireGuard on Rocky Linux 8

Install and configure WireGuard on Rocky Linux 8. Set up a secure VPN server, configure firewall rules, manage peers, and troubleshoot connections.

Jamon Camisso1mo ago

How-ToToolsvia DigitalOcean Tutorials

How To Use the MongoDB Shell

Learn how to use the MongoDB Shell (mongosh) to connect, query data, manage collections, and run CRUD operations from the command line.

Mateusz Papiernik1mo ago

How-ToMachine Learningvia DigitalOcean Tutorials

Prompting with DSPy: A New Approach

Learn how to use DSPy for prompting large language models with a structured and reliable approach. This guide covers DSPy concepts, prompt optimizatio...

Shaoni Mukherjee1mo ago

How-ToDevOpsvia DigitalOcean Tutorials

Advanced Network Policies on DOKS with Cilium

Build Kubernetes NetworkPolicies and use Cilium with Hubble on DOKS to isolate services, enforce zero-trust networking, and visualize traffic with eBP...

Vinayak Baranwal1mo ago

How-ToMachine Learningvia DigitalOcean Tutorials

AI Automation Guide Build Reliable AI Workflows

Build reliable AI workflows with this AI automation. Explore structured pipelines, best practices to create scalable and consistent AI systems.

Adrien Payong1mo ago

How-ToProgramming Languagesvia DigitalOcean Tutorials

How To Install Go on Ubuntu

Learn how to install Go (Golang) on Ubuntu. Explore binary installation, configuration, and verification. Includes troubleshooting tips.

Brennen Bearnes1mo ago

How-ToMachine Learningvia DigitalOcean Tutorials

How To Use Generics in Go

Learn generics in Go 1.18+ with type parameters and constraints. Build a card deck example and migrate from interface{} to reusable, type-safe code.

Kristin Davidson1mo ago

How-ToSystemsvia DigitalOcean Tutorials

Debugging on Droplets with perf, bpftrace, and System Tools

Learn how to debug Linux performance using perf, bpftrace, valgrind, and system tools on a DigitalOcean Droplet to find and fix bottlenecks.

Anish Singh Walia1mo ago

How-ToMachine Learningvia DigitalOcean Tutorials

How To Install Rust on Ubuntu

Learn how to install Rust on Ubuntu using rustup. Set up Cargo, manage toolchains, add Clippy and rustfmt, and verify your development environment.

e09330e1749e4191a9dfe441e5129f1mo ago

NewsMachine Learningvia Martin Fowler

Knowledge Priming

Rahul Garg has observed a frustration loop when working with AI coding assistants - lots of code generated, but needs lots of fixing. He's noticed fiv...

1mo ago

NewsDevOpsvia DigitalOcean Tutorials

Blue-Green Deployments on DOKS with Gateway API

Run blue-green deployments on DigitalOcean Kubernetes with Gateway API—safe cutover, instant rollback, and zero-downtime releases with managed databas...

Vinayak Baranwal1mo ago

How-ToDevOpsvia Martin Fowler

Fragments: February 23

Do you want to run OpenClaw? It may be fascinating, but it also raises significant security dangers. Jim Gumbley, one of my go-to sources on security,...

Martin Fowler (martin@martinfowler.com)1mo ago

How-ToDevOpsvia DigitalOcean Tutorials

How To Set Up Laravel, Nginx, and MySQL with Docker Compose

Learn how to run Laravel with Nginx and MySQL using Docker Compose. Step-by-step setup for local development with containers.

Faizan Bashir1mo ago

NewsSecurityvia DigitalOcean Tutorials

Hardening SSH: Fail2Ban, Nftables & Cloud Firewalls

Defense in depth for SSH with Fail2Ban, nftables, and DigitalOcean Cloud Firewalls. Harden Ubuntu and block brute-force attacks via a bastion.

Vinayak Baranwal1mo ago

How-ToSecurityvia DigitalOcean Tutorials

How To Install and Secure Redis on CentOS

This tutorial provides instructions for installing Redis on a CentOS 7 server and using its built-in security features, in coordination with some othe...

Mark Drake1mo ago

How-ToMachine Learningvia DigitalOcean Tutorials

Sliding Window Attention: Efficient Long-Context Modeling

'Learn how sliding window attention enables efficient long-context modeling in modern AI systems. Understand its benefits and use cases in LLMs.'

Shaoni Mukherjee1mo ago

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