I ran a Python paper trading bot for 6 weeks — here is what the data showed
I ran a Python paper trading bot for 6 weeks — here is what the data showed As part of my ongoing efforts to improve the performance of TradeSight (a...
Ray5d ago
I ran a Python paper trading bot for 6 weeks — here is what the data showed As part of my ongoing efforts to improve the performance of TradeSight (a...
The React Problem React re-renders entire component trees. useMemo, useCallback, React.memo — you spend more time optimizing renders than writing feat...
The Testing Problem Jest: slow startup, needs babel transform for TypeScript, fights with ESM. Mocha: no assertions built in. Testing Library: great b...
The Hydration Problem React SSR sends HTML, then re-executes ALL JavaScript to make it interactive. A complex page? 2-5 seconds of hydration where but...
Your Pipeline Is 20.7h Behind: Catching World Sentiment Leads with Pulsebit We recently discovered a significant anomaly: a 24h momentum spike of -0.9...
The Deployment Problem You write an Express server. It runs on Node.js. Now your boss says 'deploy to Cloudflare Workers.' You rewrite everything. Nit...
The LLM Problem You call the OpenAI API. You get a response. Now what? How do you add memory to a conversation? How do you give the LLM access to your...
The Component Library Problem MUI: 200KB+ bundle. Chakra UI: locked into their API. Both: when they change, your app breaks. Version upgrades are migr...
The Node.js Toolchain Problem A Node.js project needs: Node runtime, npm/yarn/pnpm (package manager), esbuild/webpack (bundler), jest/vitest (test run...
The Deployment Problem Heroku killed free tier. Vercel limits serverless functions. Railway caps free usage. Every PaaS wants your credit card. Coolif...
The Email Problem SendGrid's API is from 2012. Mailchimp's transactional email (Mandrill) requires a separate account. And email templates? You're wri...
Designing a JavaScript Plugin Architecture: The Definitive Guide Introduction JavaScript's evolution over the past two decades has been marked by rapi...
One of the most underrated career advantages in tech has nothing to do with code. It is writing. Not poetic writing. Not "thought leadership." Not try...
The HTTPS Problem Setting up HTTPS with Nginx: Install Nginx Install Certbot Run Certbot to get Let's Encrypt certificate Configure Nginx with SSL pat...
The Docker Problem Docker requires a daemon running as root. That daemon is a single point of failure. If it crashes, all your containers die. And roo...
The Monorepo Problem You have 10 packages in a monorepo. Running npm test across all of them takes 15 minutes. CI costs are through the roof. Half the...
The Python Tooling Problem To start a Python project in 2025, you need: pyenv to manage Python versions venv or virtualenv to create environments pip...
I wanted a Telegram bot that did more than trigger a fixed SMS request. Most SMS APIs hide routing. You send a message → it gets delivered (or not) →...
SolidStart is the full-stack framework for SolidJS. Fine-grained reactivity, server functions, streaming SSR — and it compiles to actual DOM operation...
Prediction markets are now a $1.3 trillion industry. But if you want to know the consensus probability on an event — a basketball game, a Fed rate dec...
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