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.
A certificate of deposit (CD) pays a guaranteed fixed rate for locking up your money. Learn how CDs work, current rates, types, penalties, and when to use one.
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.
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.
Master the Linux tar command with practical examples. Learn to create, extract, and manage compressed archives with this complete 2025 guide for beginners.
Learn how to read a balance sheet with this beginner-friendly guide. Understand assets, liabilities, equity, and key financial ratios to make smarter investment decisions.
Learn how to use Linux nice and renice commands to control process CPU priority. Practical examples for sysadmins managing servers, backups, and builds.
Understand the key differences between Roth and Traditional IRAs. Learn which retirement account saves you more in taxes based on your income, age, and financial goals.
Learn how to check network speed in Linux using ethtool, speedtest-cli, and iperf3. Master bandwidth monitoring with real-world examples for 2025.
Learn what tax loss harvesting is and how it works. Real examples, wash sale rule explained, common mistakes, and when this tax strategy saves you money.
Okay, let me tell you about the strategy that completely changed my investing game – covered calls. This is the strategy that turned my boring dividend portfolio into a cash-flowing machine that pays me $3,000-5,000 every single month. And before you ask, no, this isn’t some get-rich-quick BS. This is
Learn how to add swap space in Linux using a swap file or swap partition. Step-by-step commands, size recommendations, and swappiness tuning included.
Alright, let’s talk about the Greeks. No, not the people who gave us democracy and gyros – I’m talking about Delta, Gamma, Theta, Vega, and their bastard cousin Rho that nobody cares about. These are the forces that control whether your options make money or turn into expensive toilet paper.
Master Linux file permissions with this complete guide. Learn to read rwx notation, avoid chmod 777 mistakes, and secure your system properly.
I’ll never forget the first time I had to mount an external drive in production at 2 AM. The backup server was running out of space, and I needed to add a new disk fast. I fumbled through the mount command, second-guessing every flag, triple-checking the UUID before adding it
Demystifying systemd-resolved: A Comprehensive Guide to Local DNS Resolution Hey there, fellow Linux enthusiasts! Alice here, ready to dive deep into another fascinating corner of the Linux world. Today, we’re tackling systemd-resolved, a system service that provides local DNS resolution. If you’ve ever wrestled with DNS configuration, especially in complex
Learn what a crypto wallet is, how it works, and the critical mistakes that cost beginners billions. Your complete guide to choosing and securing your first wallet.
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.
Master the Linux xargs command with practical examples. Learn to build efficient pipelines, process files in parallel, and automate batch operations like a pro.
Master Bitcoin ETF investing in 2025 with proven allocation strategies, tax advantages, and expert rebalancing techniques. Learn the optimal portfolio mix that beats direct ownership.
Learn how to use modprobe to load and manage Linux kernel modules. Complete guide with practical examples, common errors, and best practices for system administrators.
Master the awk command in Linux with practical examples for log analysis, CSV processing, and data extraction. Learn field separators, pattern matching, and real-world use cases.
Learn the Linux which command to find executable locations in PATH. Discover when to use which vs type vs whereis, troubleshoot conflicts with -a, and master command resolution.
Learn how to use Podman in Linux: install it, run rootless containers, manage images, and integrate with systemd. The Docker alternative that is free forever.
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.
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.
Setting up a WireGuard VPN Server on Ubuntu: A Comprehensive Guide In this guide, we’ll walk you through setting up a WireGuard VPN server on Ubuntu. WireGuard is a modern, fast, and secure VPN protocol that is easy to configure and use. This tutorial is designed for beginners, so no
Everyone wants to know the secret to turning $1,000 into $100,000. I’ll tell you the secret right now: Most people trying to grow small accounts fast end up with $0. I know because I’ve blown up three small accounts trying to get rich quick. $5,000 to zero. $8,000 to zero.
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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