Linux Telnet Command: Tips & Tricks
Master the Linux telnet command for network troubleshooting. Learn how to install Telnet, test open ports, verify firewalls, and much more!
Best Open Source LLMs: Complete 2026 Guide
Compare the open source LLMs worth watching in 2026, from Llama 4 and Mistral AI to Gemma, Qwen, DeepSeek, and StarCoder. Looks at strengths, trade-offs, licenses, local deployment with Ollama and LangChain, and what to consider before running models in production.
How Cloud GPU Computing Accelerates AI
Cloud GPU computing transformed how teams approach AI and machine learning workloads. GPUs excel at parallel processing, cutting neural network training time from weeks to days. This guide covers cloud GPU benefits, challenges like compliance and migration, real-world applications across industries, and infrastructure requirements for maximizing performance.
How to Fix 503 Service Unavailable Errors
A hands-on guide to fixing 503 Service Unavailable errors, from checking server resources and logs to restarting services, reviewing firewall rules, and rolling back bad changes. Also looks at traffic spikes, prevention steps, and related 5xx errors.
WordPress Hacked? Detect, Recover & Prevent
If your WordPress site was hacked, act fast. Follow this step-by-step recovery plan to scan for malware, repair core files, remove hidden backdoors, and lock down your site for good.
GPU vs AI Accelerator: What Are The Differences?
A practical look at GPUs and dedicated AI accelerators for machine learning workloads, comparing architecture, performance, flexibility, cost, availability, and when each option makes sense for training or inference.
GPU vs AI Accelerator: What Are The Differences? Read More »
LlamaIndex vs LangChain: Which One To Choose In 2026?
Choosing between LlamaIndex and LangChain isn’t about picking the “better” framework. LangChain excels at orchestration, agents, and multi-step workflows. LlamaIndex specializes in data retrieval and knowledge management. This guide compares architecture, performance, tooling, and shows how each integrates with n8n for self-hosted AI workflows on your VPS.
LlamaIndex vs LangChain: Which One To Choose In 2026? Read More »
Contabo Wrapped 2025: The Year of “Always Improving”
2025 pushed Contabo to rebuild, upgrade, and transform. Hub Europe became our European backbone with state-of-the-art infrastructure and 99.982% uptime. We revamped the entire VPS lineup with more power at the same prices, launched AMD EPYC Turin Dedicated Servers, introduced Auto Backup and 1-click installations for n8n, Nextcloud, and WireGuard. ContaBro joined our support team, the new Customer Control Panel went live, and our Trustpilot score climbed to 4.4. Around 500,000 VPS, 10,000 VDS, and 10,000 Dedicated Servers now run on our infrastructure, serving 150,000 new customers who joined the Contabo family this year.
Contabo Wrapped 2025: The Year of “Always Improving” Read More »
n8n 2.0 is Now Available in Our 1-Click Image
n8n 2.0 focuses on security hardening and reliability improvements that required breaking changes. Task runners now isolate Code node execution, environment variable access is restricted by default, and the new Publish vs Save feature prevents accidental production changes. This guide covers what actually changed, how to check if your workflows need updates using the Migration Report, and why the security improvements matter for self-hosted instances on Contabo infrastructure.
What Is Ollama and How To Use it with n8n
Ollama makes running large language models locally straightforward – no cloud APIs, no per-token billing, no data leaving your infrastructure. Combined with n8n workflow automation, you can build AI-powered systems that run entirely on your own VPS with fixed costs and full control. This guide covers what Ollama does, how to deploy it on a VPS, and practical steps for integrating it with n8n to automate document analysis, customer support, content generation, and more.
WordPress Memory Limit: Fix Memory Exhausted Error
Is your site crashing? Learn how to check and increase the WordPress memory limit via wp-config.php, php.ini, and .htaccess to fix fatal errors instantly.
WordPress Memory Limit: Fix Memory Exhausted Error Read More »
Bitbucket vs. GitHub: Which Code Repository is better in 2026?
Bitbucket vs. GitHub: We compare pricing, features, and integrations to help you choose the best code repository.
Bitbucket vs. GitHub: Which Code Repository is better in 2026? Read More »
Linux tar Command Guide: How to Use It
Master the Linux tar command with this guide. Learn syntax, essential flags, and examples for archiving, compressing, and extracting files efficiently.
Website Builder vs WordPress: Which One Is for You?
Website builder or WordPress? One gives you speed and simplicity, the other full control and room to grow. This guide compares features, security, performance, SEO, and hosting so you can choose the platform that actually fits your plans.
Website Builder vs WordPress: Which One Is for You? Read More »
WordPress Multisite Hosting & Setup: Complete Guide
Running multiple WordPress sites separately is exhausting. WordPress Multisite lets you manage multiple websites from a single WordPress installation, sharing one dashboard, one set of plugins, and one backend infrastructure. Learn how to set it up, when to use it, and how to host it properly.
WordPress Multisite Hosting & Setup: Complete Guide Read More »
