#performance Development Tutorials & Tips | Roast Dev

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🔧🚫 Stop Using ngIf and ngFor: Enforce Angular's New Control Flow with ESLint ✅

Still typing *ngFor, *ngIf, and *ngSwitch out of habit? You’re not alone. After years of working with legacy Angular, my muscle memory made it hard to switch to the latest Angular control flow synta...

01.05.2025 0 Read More

Track Chaos Engineering Progress with Steadybit's New Reporting Feature

Steadybit just launched Reporting. It gives visibility into what’s actually happening across your chaos engineering efforts. What You Can Do See who’s running experiments, and how...

01.05.2025 0 Read More

Queues in JavaScript

When it comes to the FIFO (First In, First Out) data structure commonly referred as a queue, JavaScript doesn't provide any built-in implementation. If you quickly seach online, people will mostly te...

01.05.2025 0 Read More

What Really Happens When a Browser Loads Your Site – A Friendly Guide to the Critical Rendering Path

Summary When you visit a webpage, the browser goes through a set of well-defined steps to turn your HTML, CSS, and JS into visible content. This is called the Critical Rendering Path, and und...

01.05.2025 0 Read More

Build Your Own Feature Flag System Using JavaScript Expressions at the Edge

Most feature flag systems are overkill — expensive, SDK-heavy, or slow to evaluate. But what if you could create your own lightweight, real-time flag engine using plain JavaScript expressions, evalu...

01.05.2025 0 Read More

Go string concatenation benchmark

TL;DR strings.Builder is the fastest and takes least memory. + is tied in memory but slightly less performant (although much more convenient). strings.Join is not a bad alternative for arrays...

01.05.2025 0 Read More

🧠 The Power of Web Workers for Frontend Performance

As modern web applications become more complex, performance bottlenecks in the main thread can severely impact user experience. One powerful, underutilized tool to mitigate this is the Web Worker API....

02.05.2025 0 Read More

Load Testing Microservices

When it comes to load testing microservices, we usually suggest applying two strategies: 1. Simulate User Journeys Across the Entire Application (End-to-End) One effective approach to load tes...

02.05.2025 0 Read More

🔧🚫 Stop Using ngIf and ngFor: Enforce Angular's New Control Flow with ESLint ✅

Track Chaos Engineering Progress with Steadybit's New Reporting Feature

Queues in JavaScript

What Really Happens When a Browser Loads Your Site – A Friendly Guide to the Critical Rendering Path

Build Your Own Feature Flag System Using JavaScript Expressions at the Edge

Go string concatenation benchmark

🧠 The Power of Web Workers for Frontend Performance

Load Testing Microservices

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