Shell & Coin Blog
Every Linux guide, crypto explainer and review we have published, newest first.
Page 11 of 21
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What is Volume in Stock Trading (And Why I Ignored It Until a $4,200 Fakeout)
Learn what volume means in stock trading, how to read volume bars, and why volume confirmation saved me from countless false breakouts after one expensive lesson.
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What is Crypto Wash Trading (And Why $2.5 Billion in Fake Volume Nearly Fooled Me)
Crypto wash trading creates $2.5B in fake volume yearly. Learn what it is, how to spot it, real prosecution examples, and protect yourself from manipulated markets.
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How to Use htop Command in Linux: The Interactive Monitor Every Admin Needs
Learn how to use htop command in Linux with this complete guide. Master process monitoring, function keys, and troubleshooting with real-world examples.
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What is Paper Trading (And Why I Wish I’d Actually Stuck With It Before Going Live)
Paper trading lets you practice trading without risking real money. Learn what it is, best platforms for 2025, how long to practice, and when to go live.
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How to Use jq Command in Linux: The JSON Processing Tool Every Admin Needs
Master the jq command in Linux for powerful JSON processing. Learn practical examples, filters, and real-world use cases for parsing APIs and logs.
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How to Trade Crypto Breakouts (And Stop Getting Trapped by Fakeouts)
Learn how to trade crypto breakouts with proven strategies that work. I'll show you how to spot real breakouts, avoid fakeouts, and improve your win rate.
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What Are Crypto Liquidations (And How I Watched $18,000 Vanish in 4 Minutes)
Learn what crypto liquidations are, how $19B vanished in 24 hours in 2025, and the exact strategies I use to avoid getting liquidated on leveraged trades.
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How to Use tr Command in Linux: The Text Transform Tool Every Admin Needs
Master the tr command in Linux with practical examples, common mistakes to avoid, and real-world use cases. Learn when to use tr vs sed vs awk for text…
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How to Use Limit Orders in Crypto Trading (The Execution Skill I Wish I’d Mastered First)
Learn how to use limit orders in crypto trading to control prices, reduce slippage, and save on fees. Step-by-step tutorial with real examples from Binance, Coinbase, and Kraken.
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How to Use dig Command in Linux: The DNS Tool Every Admin Needs
What is the dig Command (And Why DNS Matters More Than You Think) Learning how to use dig command in Linux transformed the way I troubleshoot network issues.…
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What is Crypto Basis Trading (And How Institutions Make 15-50% APY Without Betting on Price)
Learn what crypto basis trading is and how institutions generate 15-50% APY through market-neutral futures-spot strategies. Risk management and practical setup guide included.
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What is a Crypto Market Cycle (And How to Trade Each Phase Without Getting Destroyed)
Learn the four phases of crypto market cycles and how to trade each one. Discover if Bitcoin's 4-year cycle is dead and avoid the mistakes that blow up…
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How to Use iptables in Linux: The Firewall Tool Every Admin Needs
Master iptables firewall in Linux with practical examples for SSH, HTTP security. Learn chains, tables, rules from a sysadmin who locked herself out twice.
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What is VWAP Indicator in Trading (And Why Institutions Don’t Want You to Know About It)
VWAP is the volume-weighted average price institutions use to benchmark trades. Learn how Goldman Sachs and hedge funds use VWAP to gain an edge in markets.
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How to Use strace Command in Linux: The System Call Tracer Every Admin Needs
Learn how to use strace command in Linux to trace system calls, debug processes, and troubleshoot performance issues. Complete guide with real-world examples.
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What Are Crypto Flash Loans (And Why They Drained $197 Million in One Transaction)
Flash loans let you borrow millions with zero collateral—but pay it back in seconds. Learn how they work, why they're used in DeFi attacks, and what they mean…
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How to Use Moving Averages in Crypto Trading (The Indicator I Ignored Until It Cost Me a 40% Rally)
Learn how to use moving averages in crypto trading with proven strategies, setup guides, and common mistakes to avoid. Master this essential indicator today.
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How to Use dmesg Command in Linux: The Kernel Message Tool Every Admin Needs
Learn how to use the dmesg command in Linux to view kernel messages, troubleshoot hardware issues, and diagnose boot problems with practical examples.
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Crypto Tax Loss Harvesting Strategies: How to Turn Market Losses Into Tax Wins
Master crypto tax loss harvesting in 2025. Learn how to offset capital gains, avoid IRS scrutiny, and leverage the wash sale exemption before it's gone.
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How to Use tmux in Linux: The Terminal Multiplexer Every Admin Needs
Learn how to use tmux in Linux for persistent sessions, split panes, and better terminal management. Step-by-step guide with real sysadmin examples and configuration tips.
