Alexa Velinxs
I'm Alexa Velinxs, a cryptocurrency trading expert passionate about demystifying digital assets for both beginners and seasoned investors. Through my writing, I share actionable strategies, market insights, and practical tips to help you navigate the crypto landscape with confidence. Let's explore the future of finance together.
115 articles
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Best Linux VPN Clients in 2026: 5 I Tested for Privacy and Speed
Best Linux VPN clients in 2026. I tested Mullvad, ProtonVPN, Surfshark, NordVPN, and ExpressVPN. Here's the honest verdict from my homelab.
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How to Configure Nginx as a Reverse Proxy on Linux
Learn how to configure Nginx as a reverse proxy on Linux. Covers proxy_pass, headers, SSL termination, WebSocket support, and security hardening with examples.
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How to Install Python on Linux (Ubuntu, Debian, and RHEL)
Step-by-step guide to installing Python on Linux. Covers apt, pyenv, venv, and the PEP 668 externally-managed error on Ubuntu, Debian, and RHEL.
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How to Install Redis on Linux (Ubuntu, Debian, and RHEL)
Install Redis on Linux the right way — step-by-step commands for Ubuntu, Debian, and RHEL, plus security hardening and kernel tuning every sysadmin needs.
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How to Install PostgreSQL on Linux (Ubuntu, Debian, and RHEL)
Learn how to install PostgreSQL on Linux step by step. Covers Ubuntu, Debian, and RHEL with first-login setup, user creation, and remote access config.
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How to Install Node.js on Linux: 3 Methods, 1 Right Answer
Install Node.js on Linux the right way — nvm, apt, or NodeSource. Step-by-step commands for Ubuntu, Debian, RHEL, and Arch. Pick the method that fits your workflow.
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Best Linux Remote Desktop Tools in 2026: 6 I Tested on My Homelab
Tested 6 Linux remote desktop tools in 2026 on my homelab: RustDesk, Remmina, XRDP, NoMachine, TigerVNC, and GNOME Remote Desktop — with honest pros/cons.
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How to Install K3s on Linux: Lightweight Kubernetes for Your Homelab
Learn how to install K3s on Linux in minutes — single-node and multi-node setup, kubectl access, and deploying your first workload on lightweight Kubernetes.
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Best Linux Video Player in 2026: 6 I Tested on My Homelab
Looking for the best Linux video player in 2026? I tested 6 options—VLC, mpv, Celluloid, Haruna, SMPlayer, and Kodi—on my homelab. Here's what works.
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How to Set Up Samba on Linux: Share Files With Windows and Linux Clients
Learn how to set up Samba on Linux step by step — smb.conf, user setup, firewall rules, SELinux context, and connecting Windows and Linux clients.
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Best Linux Terminal Multiplexer in 2026: tmux, Zellij, Screen, and Byobu Compared
I tested 4 Linux terminal multiplexers in 2026 — tmux, Zellij, GNU Screen, and Byobu — ranked by real sysadmin workflows and homelab use.
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How to Use Btrfs on Linux: Subvolumes, Snapshots, and Compression
Learn to use Btrfs on Linux — create subvolumes, take snapshots, enable zstd compression, and run scrubs. Practical commands for every Linux admin.
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Best Linux Email Client in 2026: 6 I Tested on My Homelab
Looking for the best Linux email client in 2026? I tested 6 options on my homelab — from Thunderbird to NeoMutt. Here's which one fits your workflow.
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How to Configure AppArmor on Linux: Profiles, Modes, and Real Fixes
Learn how to configure AppArmor on Linux—check status, create custom profiles, switch between modes, and harden your system with real command examples.
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How to Configure SELinux on Linux: Modes, Contexts, and Real-World Fixes
Learn how to configure SELinux on Linux: check and switch modes, manage file contexts, troubleshoot denials, and use booleans to harden your servers.
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Best Browser for Linux in 2026: 6 I Tested on My Daily Driver
I tested 6 browsers on Linux in 2026: Firefox, Brave, LibreWolf, Vivaldi, Chromium, and Ungoogled Chromium. Here's which one wins for privacy and speed.
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Best Linux NAS Software in 2026: 5 I Tested on My Homelab
Running a homelab NAS in 2026? I tested TrueNAS SCALE, OMV, Unraid, and more. Here's which Linux NAS software is actually worth your time.
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How to Set a Static IP in Linux: Ubuntu, RHEL, and Debian Covered
Learn how to set a static IP in Linux using Netplan, nmcli, or /etc/network/interfaces — with working examples for Ubuntu, RHEL, Rocky, and Debian.
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How to Use iotop in Linux: Monitor Disk I/O Per Process Like a Pro
Learn how to use iotop in Linux to monitor disk I/O per process in real time. Install, read output, use key flags, and diagnose disk bottlenecks fast.
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How to Use nftables in Linux: The Modern Firewall Every Admin Needs
Learn how to use nftables in Linux with real examples. Covers tables, chains, rules, and building a persistent server firewall from scratch.
