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.
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.
A crypto bridge connects isolated blockchains so you can move assets between them. Here’s how they work, why $2.8B has been stolen, and how to stay safe.
USDC vs USDT: Which stablecoin is actually safer? Compare reserves, GENIUS Act compliance, depegging history, and DeFi use cases before you decide.
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.
A CBDC is digital cash issued directly by your government. Learn how they work, which countries launched them, and why the US halted its digital dollar.
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.
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.
Learn how to create and manage Linux bash aliases to speed up your terminal. Practical examples for navigation, safety, system admin, and networking shortcuts.
Master the Linux date command: formatting output, date arithmetic, Unix timestamps, timezones, and real bash scripting examples for sysadmins.
Set up Prometheus, Node Exporter, and Grafana on Linux step by step. Get a live CPU, RAM, and disk monitoring dashboard in under 30 minutes.
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.
Master the du command in Linux to analyze disk usage, find large directories, and free up space. Includes practical examples and troubleshooting tips.
Learn how to install MySQL on Linux with this step-by-step guide. Covers Ubuntu and RHEL setup, mysql_secure_installation, users, and firewall rules.
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.
Learn how to use the dmesg command in Linux to view kernel messages, troubleshoot hardware issues, and diagnose boot problems with practical examples.
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 use Linux nice and renice commands to control process CPU priority. Practical examples for sysadmins managing servers, backups, and builds.
Learn how to set up fail2ban on Linux to automatically block brute force attacks. Complete guide with installation, configuration, and troubleshooting for Ubuntu, Debian, and CentOS.
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.
Master the sed command in Linux with practical examples. Learn text processing, find-and-replace operations, and real-world use cases that every sysadmin needs.
An honest review of the Tria crypto card from a self-custody advocate. Covering the up to 6% cashback, card tiers, pros and cons, and whether this cross-chain neobank card is worth it in 2025.
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.
Troubleshooting Slow SSH Connections: A Comprehensive Guide Experiencing sluggishness with your SSH connections? It’s a common annoyance, and you’re definitely not alone. A slow SSH connection can severely impact your productivity, whether you’re managing servers, transferring files, or simply accessing remote resources. This comprehensive guide provides a systematic approach to
I still remember the first time a user complained that “the internet was slow.” Fresh out of college, armed with my shiny new CS degree, I confidently ran ping and saw… perfectly fine response times. The problem? I was only checking if the destination was reachable, not where along the
Learn the crucial difference between systemctl restart and reload commands. Discover when to use each for zero-downtime updates and proper Linux service management.
Bad Wolf Pheromone Cologne for Men isn’t just a product; it’s an experience. It’s for men who are ready to own their space, exude charisma, and embrace their full potential. Whether you’re making your presence felt in the boardroom or creating unforgettable moments in personal connections, Bad Wolf is the secret weapon that ensures you’ll be remembered.
Learn how to install Let’s Encrypt SSL on Linux with Certbot for Nginx. Get a free certificate, set up auto-renewal, and secure your server in minutes.
Compare the 5 best Linux tiling window managers in 2026 — Hyprland, Sway, i3, Niri, and dwm. I tested each for performance, config ease, and daily use.
Okay, let’s settle this once and for all. I’ve been both a day trader and a swing trader, and I’m about to save you years of expensive trial and error. Everyone wants to know whether they should be glued to their screens all day scalping for pennies or holding positions
Learn how to invest in index funds with this complete beginner’s guide. Warren Buffett’s proven strategy, step-by-step instructions, and common mistakes to avoid in 2025.
I learned about hedging the hard way – by not doing it. March 2020, my $200,000 portfolio dropped to $120,000 in three weeks. I just sat there watching my account bleed out like a deer in headlights. Meanwhile, my friend with a similar portfolio was actually UP money because he
Setting up a WireGuard VPN Server on Linux Published: 2025-04-02 by Alice In today’s digital landscape, securing your internet connection is more important than ever. A Virtual Private Network (VPN) encrypts your traffic and masks your IP address, providing a secure tunnel for your data. While there are many commercial
Learn how to install and configure Nginx web server on Linux. Step-by-step guide covering installation, server blocks, SSL setup, and security hardening.
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.
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
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.
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.
Hot wallet vs cold wallet explained: the key differences, real security risks, and which crypto storage strategy makes sense for your holdings.
Aptos is a Layer-1 blockchain built by ex-Meta engineers using the Move language. Learn how APT, Block-STM, and real-world asset adoption make it unique.
ZKsync is Ethereum’s leading ZK rollup: lower fees, instant finality, and native account abstraction. Here’s exactly how it works and whether you should use it.
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