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Seamlessly Swapping the API backend of the Netflix Android app

The Netflix TechBlog

This allows the app to query a list of “paths” in each HTTP request, and get specially formatted JSON (jsonGraph) that we use to cache the data and hydrate the UI. Replay Testing Enter replay testing. For us, the replay test tooling gave the confidence that our new code was nearly bug free.

Latency 236
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Migrating Netflix to GraphQL Safely

The Netflix TechBlog

The GraphQL shim enabled client engineers to move quickly onto GraphQL, figure out client-side concerns like cache normalization, experiment with different GraphQL clients, and investigate client performance without being blocked by server-side migrations. To launch Phase 1 safely, we used AB Testing. How does it work?

Traffic 354
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Best Free DNS Hosting Providers

KeyCDN

For example, if a lookup fails and times out to your first DNS server it queries the next DNS server until the correct IP address is returned, or it is unable to resolve as seen in the infamous "This webpage is not available" error below. You can test the DNS lookup time and TTFB with a website speed test tool.

Cache 134
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10 Steps to Prepare Your Website for High-Load Days: Are You Ready for Black Friday?

Rigor

It’s about ensuring that your front-end is also working perfectly, that your site can deliver a delightful experience to your users or customers, and that it is functional – even when it’s experiencing up to seven or more times the typical traffic load. STEP 1: Invest in the Right Tooling and Get Everyone On Board.

Website 74
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HTTP/3: Practical Deployment Options (Part 3)

Smashing Magazine

This approach was touted to be better for fine-grained caching because each subresource could be cached individually and the full bundle didn’t need to be redownloaded if one of them changed. Note that there is an Apache Traffic Server implementation, though.). This is true, but only to a relatively limited extent.

Network 107
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What Does My Website Look Like From China? Test and Monitor Performance from China

Dotcom-Montior

As we’ve noticed, website performance, especially its speed and availability, are essential to the success of your business. Availability, with no doubt, is the basic requirement. The entry/exit communication traffic can be overwhelmed by limited international bandwidth and huge user number. The servers provided stable services.

Website 52
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What Does My Website Look Like From China? Test and Monitor Performance from China

Dotcom-Montior

As we’ve noticed, website performance, especially its speed and availability, are essential to the success of your business. Availability, with no doubt, is the basic requirement. The entry/exit communication traffic can be overwhelmed by limited international bandwidth and huge user number. The servers provided stable services.

Website 52