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What is Log4Shell? The Log4Shell vulnerability explained (and what to do about it)

Dynatrace

The vulnerability, published as CVE-2021-44228 , enables a remote attacker to take control of a device on the internet, if the device is running certain versions of Log4j 2. Apache issued a patch for CVE-2021-44228, version 2.15, on December 6. What is Log4j 2, and what does it do?

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Software Testing Trends 2021 – What can we expect?

Testsigma

In the quality assurance and software testing domain, there are several trends that will be following in 2021. You will track the developments for 2021 here at Testsigma and use Testsigma mobile automation tool for making testing easy and hassle-free. Here is the list of software testing trends you need to look out for in 2021.

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The State Of Web Workers In 2021

Smashing Magazine

The State Of Web Workers In 2021. The State Of Web Workers In 2021. 2021-06-30T12:00:00+00:00. 2021-07-13T02:07:04+00:00. The web is streaming, meaning it has none of the resources locally available when you open an app for the first time. At the same time, we have a widening performance gap. Large preview ).

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All of Netflix’s HDR video streaming is now dynamically optimized

The Netflix TechBlog

HDR was launched at Netflix in 2016 and the number of titles available in HDR has been growing ever since. We A/B tested HDR-DO encodes in production in Q3-Q4 2021, followed by improving the ladder generation algorithm further in early 2022. The arrival of HDR-VMAF allowed us to create HDR streams with DO applied, i.e., HDR-DO encodes.

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How Dynatrace uses Dynatrace to combat the Log4j vulnerability (Log4Shell)

Dynatrace

On December 9, 2021, the first indicators of the Log4j vulnerability (Log4Shell) began to reverberate across the world. The vulnerability enables a remote attacker to execute arbitrary code on a service on the internet if the service runs certain versions of Log4j 2. Dynatrace news.

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Average Page Load Time in 2021

MachMetrics

In this article, we will particularly look at the average page load time in 2021 and importance of web vitals. Since the news comes out in May 2021, there have been so many speculations about whether not passing the web vitals is going to crush rankings? Check this image – Average page load time in 2021. Enable caching.

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Front-End Performance Checklist 2021

Smashing Magazine

Front-End Performance Checklist 2021. Front-End Performance Checklist 2021. 2021-01-11T15:30:13+00:00. 2021-01-11T16:06:07+00:00. Layout Shift GIF Generator that visualizes CLS with a simple GIF (also available from the command line). Vitaly Friedman. Large preview ).