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How To Test Your Application in Different Network Conditions by Simulating Artificial Delays in Network Requests

DZone

As a frontend developer or QA, we want to test our website performance in different network conditions and with different API latencies too. Testing certain components of web applications requires simulating delay in one or more web app components.

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Measuring Network Performance in Mobile Safari

CSS Wizardry

That we probably aren’t testing. It’s worth noting that, by and large, the same page will perform better in iOS Safari than it would on Android Chrome— iPhones are generally far more powerful than their Android counterparts. If you don’t have an iPhone, well, you’ll struggle to test an iPhone. Testing with WebPageTest.

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For your eyes only: improving Netflix video quality with neural networks

The Netflix TechBlog

Recently, we added another powerful tool to our arsenal: neural networks for video downscaling. In this tech blog, we describe how we improved Netflix video quality with neural networks, the challenges we faced and what lies ahead. How can neural networks fit into Netflix video encoding?

Network 292
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CSS and Network Performance

CSS Wizardry

Let me address that by combining my two favourite topics: CSS and performance. In this post I want to look at how CSS can prove to be a substantial bottleneck on the network (both in itself and for other resources) and how we can mitigate it, thus shortening the Critical Path and reducing our time to Start Render. Employ Critical CSS.

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The Future of Performance Testing

Alex Podelko

Following up my post Are Times still Good for Load Testing? , While there are still quite a lot of cases where it is still applicable, it needs to evolve into more sophisticated processes tightly integrated with development and other parts of performance engineering. I decided to answer multiple comments here separately.

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7 Best Performance Testing Tools to Look Out for in 2021

DZone

Performances testing helps establish the scalability, stability, and speed of the software application. Numerous kinds of performance testing imitate several possible user scenarios and know the behavior of the apps. Performance testing is mainly a subset of Performance engineering and is also referred to as ' Perf Tests.'

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Check Internet Speed With Apple Network Responsiveness

DZone

SpeedTest, Speed from Cloudflare , Netflix's Fast , or if you use Google search , you can test the internet speed and its analytics. In this blog article, we will deep dive into network quality and its usage. In macOS Monterey, Apple has released a command-line tool called networkQuality. Launching networkQuality.

Internet 189