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What are the best multi-browser testing tools?

Testsigma

Also, we can run tests in parallel across various browsers that are available on the local machines. Like most tools in the market, this one can generate screenshots but takes it a notch up and above with its responsive design screenshots feature. Picture Credit: MultiBrowser. Highlights. Price : $29 upwards monthly, when billed annually.

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Chrome's NOSCRIPT Intervention

Tim Kadlec

The other week, there were a few articles that came out about Chrome’s NOSCRIPT intervention: an intervention that would disable JavaScript altogether on slow networks. Chrome intervening on behalf of the user when it feels the network is iffy isn’t exactly new. The Data Saver proxy is enabled. It works on HTTPS too.

Network 71
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Getting Started with HTTP/2 and Server Push

Dean Hume

openssl req -x509 -sha256 -nodes -days 365 -newkey rsa:2048 -keyout server.key -out server.crt. If you fire up your dev tools again and look at the network requests you’ll notice that we are now pushing the resources at the same time as the request. Next, fire up your browser and head over to [link].

Servers 40
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Getting Started with HTTP/2 and Server Push

Dean Hume

openssl req -x509 -sha256 -nodes -days 365 -newkey rsa:2048 -keyout server.key -out server.crt. If you fire up your dev tools again and look at the network requests you’ll notice that we are now pushing the resources at the same time as the request. Next, fire up your browser and head over to [link].

Servers 40
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Getting Started with HTTP/2 and Server Push

Dean Hume

openssl req -x509 -sha256 -nodes -days 365 -newkey rsa:2048 -keyout server.key -out server.crt. If you fire up your dev tools again and look at the network requests you’ll notice that we are now pushing the resources at the same time as the request. Next, fire up your browser and head over to [link].

Servers 40
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A thorough introduction to bpftrace

Brendan Gregg

This example instrumented one of many thousands of available events. On, say, the network engineering team, they have been using BCC to develop an agent for their needs. If you have some weird performance problem, there's probably some bpftrace one-liner that can shed light on it.

Latency 68
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A Deep Dive into Native Lazy-Loading for Images and Frames

CSS - Tricks

In short, we’re talking about a mechanism that defers the network traffic necessary to load content when it’s needed — or rather when trigger the load when the content enters the viewport. A smaller initial page that loads faster and saves network requests for items that may not be needed if the user never gets there. The benefit?

Traffic 58