Blog & News
Latest updates, feature announcements, and security news from Panelica.
Linux Log Files: Where to Find Them and How to Read Them
Navigate Linux log files like a pro. Find Nginx, Apache, MySQL, PHP, system, and auth logs. Use tail, grep, journalctl, and log rotation for effective troubleshooting.
Read MoreForce HTTPS Everywhere: SSL Redirects, HSTS, and Mixed Content Fixes
Ensure your entire site runs over HTTPS. Configure redirects in Nginx and Apache, enable HSTS headers, fix mixed content warnings, and pass security audits.
Read MoreHow to Host Multiple Websites on One Server: The Complete Guide
Run multiple websites on a single VPS with Nginx server blocks or Apache virtual hosts. DNS setup, SSL per domain, PHP version isolation, and resource management.
Read MoreServer Migration Checklist: Move Websites to a New Server Without Downtime
Step-by-step server migration guide. Plan DNS changes, sync files with rsync, migrate databases, handle email, test before switching, and achieve near-zero downtime.
Read MoreRedis Explained: Caching, Sessions, and Queues for Web Applications
A complete guide to Redis: data structures, caching patterns, session storage, job queues, persistence, security, and performance tuning for production servers.
Read MoreHow to Point a Domain to Your Server: DNS Setup from Registrar to Live Site
Complete guide to connecting your domain to your VPS. Configure A records, set nameservers, verify propagation, and go live with your first website.
Read MoreHTTP Status Codes Explained: What 301, 403, 404, 500, 502, and 503 Mean
Understand the most common HTTP status codes, what causes them, and how to fix them. From redirects to server errors, with real-world troubleshooting steps.
Read MoreLinux File Permissions Explained: chmod, chown, and Why 755 vs 644 Matters
Master Linux file permissions with practical examples. Understand owner/group/other, read/write/execute bits, chmod numeric notation, and common permission patterns for web servers.
Read MoreNginx Reverse Proxy Setup: Route Traffic to Backend Applications
Configure Nginx as a reverse proxy for Node.js, Python, Docker containers, and other backend services. Includes WebSocket support, SSL termination, and load balancing.
Read MoreWebsite Speed Optimization: Reduce Load Time from 5 Seconds to Under 1
Actionable guide to website performance. Optimize images, enable compression, configure caching, minimize CSS/JS, reduce TTFB, and measure results with real tools.
Read MoreSSH Key Authentication: Generate Keys, Disable Passwords, Lock Down Your Server
Set up SSH key-based authentication step by step. Generate ed25519 keys, deploy them to your server, disable password login, and configure SSH hardening best practices.
Read MoreWhy Are My Emails Going to Spam? A Complete Deliverability Fix Guide
Diagnose and fix email deliverability issues. Check SPF, DKIM, DMARC, PTR records, blacklist status, content filters, and sender reputation step by step.
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