21 articles tagged with "performance"
Your app spends 95% of time reading data but your database is optimized for writes. Smart! After 7 years architecting systems that actually scale, I learned that CQRS isn't about being fancy - it's about accepting that reads and writes have completely different needs!
Your users in Tokyo are waiting 800ms to load a logo that hasn't changed in 3 years. After architecting global e-commerce systems, I learned that caching isn't just 'nice to have' - it's the difference between a site that feels instant and one that feels like molasses!
That 'fast' local app that takes 10 seconds in production? Spoiler: It's N+1 queries. Here's how I hunted them down and made our API 50x faster.
Coming from 7 years of Laravel/Node.js where 'fast enough' was the mantra, I thought performance optimization meant adding cache layers and hoping. Then Rust forced me to actually measure, benchmark, and prove performance claims. Turns out 'blazingly fast' isn't marketing - it's measurable!
Your database is crying. Every page load = 47 queries. Let me show you how caching saved our production API from melting down and cut response times by 80%.
Coming from 7 years of Node.js callback hell and async/await spaghetti, I thought asynchronous programming was inherently painful. Then I discovered Tokio - Rust's async runtime that's actually elegant, performant, and doesn't turn your code into nested madness!
Coming from 7 years of writing Node.js and PHP scripts, I thought CLI tools were 'fast enough.' Then I built my first Rust CLI tool - instant startup, zero dependencies, native speed. Here's why Rust is the PERFECT language for command-line utilities!
Your database is dying because you keep querying the same product page for every visitor. After 7 years architecting high-traffic systems, here's how I learned that caching isn't just 'adding Redis' - it's the difference between a $200/month server and a $50,000/month catastrophe!
Think your Node.js server is using all 8 CPU cores? Think again! By default, Node.js runs on ONE core while the other 7 watch Netflix. Let's fix that with cluster mode - the built-in feature that turns your server into a multi-core beast!
Your database is drowning in 50 million rows and queries are taking 8 seconds. After architecting e-commerce systems handling millions of users, here's how I learned that sometimes you need to split your data across multiple databases - and why it's scarier than it sounds!
Think reading files with fs.readFile() is fine? Cool! Now explain why your Node.js server crashes when processing a 2GB file. Let's dive into streams - the memory-efficient pattern that saves your server from OOM crashes!
Your database is crying because you keep asking it the same questions. Let's talk caching strategies - from 'just use Redis' to actually understanding when and how to cache!
Your Lambda function is fast... except when it's not. Cold starts are the dirty secret of serverless - but I've got battle-tested tricks to make them way less painful!
Think you understand async in Node.js? Great! Now explain why your API randomly hangs. Let's dive into the event loop, promises, and async patterns that actually work in production.
Think JavaScript is the only way to run code in browsers? Rust + WebAssembly just entered the chat and they're running circles around your React app. Time to make the web FAST again!
Your users are staring at loading spinners while you send emails? Let's fix that with Laravel queues - the secret weapon for background tasks!
Ever wonder why Rust doesn't have a garbage collector like every other modern language? Turns out, that's not a missing feature - it's a superpower! Here's why.
Think handling 10k concurrent connections requires callbacks from hell or threading nightmares? Rust's async runtime says 'hold my beer' and does it with 50MB of RAM.
Write code like Python, get performance like C. Sounds too good to be true? Welcome to Rust's zero-cost abstractions - where elegance meets speed!
Think the borrow checker is your enemy? Think again! Here's why Rust's most feared feature is actually saving you from 3am debugging sessions.
Your Laravel app is slow? Let's fix that! Here are 5 simple tricks that actually work (no PhD required).