What Are Crypto Perpetual Futures (And How I Made $8,400 Trading Them)
Alexa Velin
January 18, 2026
Root access to modern finance.
Root access to modern finance.
Ondo Finance tokenizes US Treasuries as yield-bearing crypto tokens. Here’s how USDY, OUSG, and the ONDO token work in 2026.
Stacks (STX) brings smart contracts and DeFi to Bitcoin without changing it. Learn how Proof of Transfer, sBTC, and Stacking let you earn real BTC rewards.
What is Sei Network (SEI) crypto? Learn how this L1 blockchain delivers 12,500 TPS, sub-400ms finality, and DeFi-native speed using Twin-Turbo consensus.
A 529 plan is a tax-advantaged education savings account with tax-free growth. Learn how it works, what it covers, and the 2026 rules that changed everything.
A SEP IRA lets self-employed workers contribute up to $72,000 tax-deferred in 2026. Here’s how it works, who qualifies, and how to open one today.
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Learn how to configure Nginx as a reverse proxy on Linux. Covers proxy_pass, headers, SSL termination, WebSocket support, and security hardening with examples.
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.
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.
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.
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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Master the ls command in Linux with this complete guide. Learn essential options, advanced techniques, common mistakes, and real-world examples from 15 years of system administration.
Master Linux disk space management with df, du, and ncdu. Learn to find space hogs, troubleshoot disk full errors, and monitor usage like a pro.
Master the Linux find command with practical examples and real-world use cases. Learn to search files by name, size, permissions, and time. Complete 2025 guide with advanced techniques.
I tested 12 crypto trading bots with real money. Only 3 made profits. Here’s the truth about automated crypto trading in 2025, including the bots that actually work (with real numbers).
Master the Linux ping command for network troubleshooting. Learn ICMP basics, essential options, practical examples, and advanced techniques from a sysadmin with 10+ years experience.
Master the Linux grep command with practical examples and real-world use cases. Learn essential options, regex patterns, and advanced techniques for searching text like a pro.
I’ve lost count of how many times the sort command has pulled me out of a tight spot. Whether I’m analyzing server logs, cleaning up configuration files, or just trying to make sense of a CSV export, sort is one of those commands that seems simple until you need it
Weekly options are crack cocaine for traders. I’m not even joking. They’re addictive, dangerous, and can absolutely destroy your life if you don’t respect them. But they can also generate insane returns that would make any hedge fund manager weep with envy. I’ve made $12,000 in a single day trading
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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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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.
Introduction If you’ve been in crypto long enough, you’ve seen the headlines. Exchange hacks. Frozen withdrawals. Billions vanishing overnight. Finding the best cold storage wallets in 2025 isn’t just smart—it’s essential if you’re serious about protecting your assets. I learned this lesson the hard way. Back in 2015, I had
Learn how to use nmap in Linux for network scanning, security audits, and port discovery. Complete guide with examples, best practices, and legal considerations.
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Learn how to edit the sudoers file in Linux using visudo, grant precise sudo permissions, use NOPASSWD, and avoid common misconfigurations that lock you out.
Learn how to install software on Linux using apt, dnf, pacman, and universal formats like Flatpak and Snap. Complete beginner-friendly guide with examples.
Let me start with a confession that’ll either make you feel better about your losses or terrified about what’s possible: I lost $100,000 in my first three years of trading. Not paper losses. Not “unrealized” losses. Cold, hard, gone-forever money. $60,000 was my savings. $40,000 was borrowed from credit cards
Let me tell you about the most expensive identity crisis in finance: not knowing if you’re a trader or an investor. I’ve watched people lose fortunes because they thought they were investing when they were actually gambling, or trading when they were actually just paying commissions to their broker while
Learn how to use the ss command in Linux for network monitoring and troubleshooting. Modern replacement for netstat with practical examples for sysadmins.
Terminal Productivity Hacks: Essential Tools and Shortcuts for Linux Power Users (2025 Guide) Hey Linux enthusiasts! Alice here, back with another deep dive into the world of Linux. Last week, while working on a complex server migration project, I found myself spending hours in the terminal. What started as a
Learn how to troubleshoot network issues in Linux with a systematic workflow. From DNS failures to packet loss, master the tools every admin needs.
Learn to use Btrfs on Linux — create subvolumes, take snapshots, enable zstd compression, and run scrubs. Practical commands for every Linux admin.
Stellar (XLM) is the payments blockchain powering cross-border remittances, USDC, and the DTCC’s 2027 tokenized securities platform. Here’s how it works.
A spot Bitcoin ETF holds real BTC and trades on stock exchanges. Here’s how it works, what it costs, the top funds to know, and who should actually buy one.
Jupiter (JUP) is Solana’s dominant DEX aggregator with $1T+ in volume and 95% market share. Here’s how it works, what JUP does, and if it’s worth your attention.
Injective (INJ) is a Layer 1 blockchain built from scratch for DeFi finance. Learn how its MEV-resistant order book, burn tokenomics, and RWA markets work.
What is Shiba Inu (SHIB)? Learn how this Ethereum meme coin evolved into a DeFi ecosystem with Shibarium L2, ShibaSwap DEX, and a deflationary burn model.
Zero knowledge proofs let you verify truth without revealing data. Here’s how ZK tech powers Ethereum L2 scaling, DeFi privacy, and the future of crypto in 2026.
Set up MetaMask wallet in minutes. Learn how to install it, secure your seed phrase, add custom networks, and avoid the scams that steal from 500 users daily.
What is Hedera HBAR crypto? Learn how hashgraph consensus, the Governing Council, and enterprise use cases make HBAR different from every other blockchain.
Hot wallet vs cold wallet explained: the key differences, real security risks, and which crypto storage strategy makes sense for your holdings.
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