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Reducing Sentry APM Costs in FastAPI by Sending Only What Matters
The Real Problem with Default APM By default, Sentry APM is very generous: - Every request becomes a transaction - Even sub‑second successful calls are recorde...
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Why averages lie: p99 latency is what users actually feel
Introduction Most performance dashboards look fine: - Average latency: low - CPU: stable - Memory: healthy Yet users complain that “the app feels slow”. This i...
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Middleware-Philosophy-The-Perfect-Balance-of-Simplicity-and-Power
'Hyperlane Middleware – A Fresh Take on Middleware Design GitHub Homehttps://github.com/hyperlane-dev/hyperlane
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I Built a Tiny Function Profiler That Changed How I Debug JavaScript
Have you ever wondered: - “Why is this function so slow?” - “How many times is this being called?” - “Where exactly is my code failing?” I was asking myself th...
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Meet parallelHTTP — A Simple Tool to Stress-Test Your APIs
What is ParallelHTTP ParallelHTTP is a minimalistic but functional tool that lets you: - Send multiple HTTP requests in parallel. - Configure method GET, POST,...
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How do you test your website after launch?
!Cover image for How do you test your website after launch?https://media2.dev.to/dynamic/image/width=1000,height=420,fit=cover,gravity=auto,format=auto/https%3A...
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Introducing DiskCleanKit Widgets and One Touch Mode for macOS Users
As developers, we all know how easily a Mac can get cluttered with caches, logs, leftover builds, temporary files, and creative assets from tools like Xcode, Fi...
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iOS Performance Tools Review: Comparison and recommended mixes of six common solutions (2025).
Introduction In the era of mobile applications, competition has shifted from feature wars to performance wars. Whether it’s a gaming app, a social platform, or...