Shell & Coin Blog
Every Linux guide, crypto explainer and review we have published, newest first.
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What Is Cosmos (ATOM) Crypto: The Internet of Blockchains Explained
Cosmos (ATOM) is the Internet of Blockchains — learn how IBC connects 115+ chains, what ATOM is used for, and whether it belongs in your portfolio.
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Best Linux Desktop Environments in 2026: I Tested 5 on My Homelab (One Changed My Workflow)
Tested 5 Linux desktop environments on my homelab in 2026. How GNOME 48, KDE Plasma, XFCE 4.20, and Cinnamon actually perform — plus which one I switched to.
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Crypto Spot Trading Explained: The Foundation Every Trader Needs
Crypto spot trading explained: what it is, how it works, order types, and the mistakes that cost beginners money. Start here before anything else.
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What Is NEAR Protocol (NEAR): The AI-Native Blockchain Explained
NEAR Protocol is a high-speed, AI-native blockchain using Nightshade sharding and chain abstraction. Here's how it works and whether NEAR is worth buying.
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How to Invest in REITs: Earn Real Estate Income Without Buying Property
Learn how to invest in REITs and earn real estate income without buying property. Types, returns data, platforms, and mistakes to avoid — explained simply.
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Best Linux Shell in 2026: Bash, Zsh, Fish, and Nushell Compared
Compare the best Linux shells in 2026 — Bash, Zsh, Fish, and Nushell. Find out which shell fits your workflow based on speed, features, and scripting needs.
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What Is Render Network (RENDER): The AI Crypto Powering Decentralized GPU Computing
Render Network (RENDER) is the AI crypto connecting GPU owners with creators. Learn how it works, its tokenomics, and whether RENDER is worth investing in.
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How to Use Ansible on Linux: Automate Your Servers Like a Pro
Learn how to use Ansible on Linux to automate server setup with playbooks, inventories, and modules. Step-by-step guide with real examples for sysadmins.
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Ethena (USDe) Explained: How the Synthetic Dollar Actually Earns Yield
Ethena's USDe synthetic dollar pays real yield using a delta-neutral strategy. Here's how it works, who it's for, and the real risks before you invest.
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How to Install Apache Web Server on Linux (Step-by-Step)
Learn how to install Apache on Linux step by step. Covers Ubuntu, Debian, and RHEL/Rocky Linux with virtual hosts, firewall config, and security hardening.
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What Is EigenLayer: Ethereum Restaking Explained (And Whether You Should Do It)
Learn what EigenLayer is, how Ethereum restaking works, AVS, LRTs, the EIGEN token, slashing risks, and whether you should restake your ETH in 2026.
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What Is Optimism (OP) Crypto: Ethereum’s Layer 2 Powering the Superchain
Optimism uses optimistic rollups to cut Ethereum gas fees by 90%+. Learn how OP works, what the Superchain means, and what the OP token actually does.
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Best Linux Disk Usage Analyzers in 2026: 5 Tools I Tested on My Homelab
Discover the 5 best Linux disk usage analyzers in 2026. I tested ncdu, gdu, dust, duf, and Baobab on my homelab — here's which one you actually need.
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Sui Network Explained: The High-Speed Layer 1 Taking On Solana
Sui (SUI) is a high-speed Layer 1 blockchain built by former Meta engineers. Learn how its Move language, parallel execution, and $3.6B ecosystem work.
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Linux Bash Aliases: Create, Save, and Supercharge Your Terminal Workflow
Learn how to create and manage Linux bash aliases to speed up your terminal. Practical examples for navigation, safety, system admin, and networking shortcuts.
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What Is an Ethereum ETF: How Spot ETH Funds Work and Whether They’re Worth It
Spot Ethereum ETFs let you invest in ETH through your brokerage — no wallet needed. Here's exactly how they work, which funds to choose, and what risks matter.
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Best Linux Security Tools in 2026: 7 I Run on Every Server
Protect your Linux server with these 7 open source security tools I personally run on every box. From Lynis auditing to Fail2ban, rkhunter, and Suricata IDS.
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What Is Hyperliquid (HYPE) Crypto: The Decentralized Exchange That Rewrote the Rules
Hyperliquid (HYPE) is the on-chain perpetuals DEX dominating DeFi with $30B+ daily volume, 80%+ market share, and zero VC funding. Here's exactly how it works.
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How to Use the date Command in Linux: Format, Timestamps, and Scripts
Master the Linux date command: formatting output, date arithmetic, Unix timestamps, timezones, and real bash scripting examples for sysadmins.
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What Is Arbitrum (ARB) Crypto: Ethereum’s Leading Layer 2 Explained
What is Arbitrum (ARB) crypto? Learn how Ethereum's top Layer 2 uses optimistic rollups to slash gas fees 90%, its $15B TVL ecosystem, and the ARB token explained.
