August, 2020

Optimized shot-based encodes for 4K: Now streaming!

The Netflix TechBlog

by Aditya Mavlankar , Liwei Guo , Anush Moorthy and Anne Aaron Netflix has an ever-expanding collection of titles which customers can enjoy in 4K resolution with a suitable device and subscription plan.

Dynatrace wins AI Breakthrough Award for Davis AI engine


Dynatrace news. Today, the AI Breakthrough Awards announced its 2020 winners , recognizing the leading AI innovators and solutions.

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MySQL on Azure Performance Benchmark – ScaleGrid vs. Azure Database


Microsoft Azure is one of the most popular cloud providers in the world, and a natural fit for database hosting on applications leveraging Microsoft across their infrastructure. MySQL is the number one open source database that’s commonly hosted through Azure instances.

Azure 166

Is Python the Future of Programming?


Python might not have bright years in the past years (which is mainly launch in the year 1991) but it has seen a continuous and amazing trend of growth in the 21st century. This stack overflow graph of major programming languages’ growth exclusively depicts the steady progress of the PYTHON!

Preload late-discovered Hero images faster

Addy Osmani

If you are optimizing Largest Contentful Paint, preload can be a game-changer for speeding up late-discovered hero images and resources, loaded via JavaScript

Games 112

Fundamentals of table expressions, Part 5 – CTEs, logical considerations

SQL Performance

This article is the fifth part in a series about table expressions. In Part 1 I provided the background to table expressions. In Part 2 , Part 3 , and Part 4 , I covered both the logical and the optimization aspects of derived tables.

C++ 105

Computational Causal Inference at Netflix

The Netflix TechBlog

Jeffrey Wong , Colin McFarland Every Netflix data scientist, whether their background is from biology, psychology, physics, economics, math, statistics, or biostatistics, has made meaningful contributions to the way Netflix analyzes causal effects.

More Trending

The Easy Ones – Three Bugs Hiding in the Open

Randon ASCII

I write a lot about investigations into tricky bugs – CPU defects , kernel bugs , transient 4-GB memory allocations – but most bugs are not that esoteric.

Code 95

7 Different Types of Game Testing Techniques


The global gaming industry is expected to reach more than $300 billion by 2025 with the growth of revolutionary offerings, like cloud gaming and mobile gaming, according to a new report from GlobalData.

Games 216

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High Scalability

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An overview of distributed SQL Server Always On Availability Groups

SQL Shack

This is the 12th article in the series of SQL Server Always On Availability Groups. Introduction SQL Server 2016 provides a new feature Distributed Availability Group for disaster recovery purposes. It is a particular type of availability group that helps access the multiple failover clusters.

Telltale: Netflix Application Monitoring Simplified

The Netflix TechBlog

By Andrei U., Seth Katz , Janak Ramachandran , Jeff Butsch , Peter Lau , Ram Vaithilingam , and Greg Burrell Our Telltale Vision An alert fires and you get paged in the middle of the night. A metric crossed a threshold.

Dynatrace wins spot on Constellation ShortList™ for DPM for Q3 2020


Dynatrace news.

DevOps 199

Sometimes you CAN upsize a column in-place

SQL Performance

Last year, Andy Mallon blogged about upsizing a column from int to bigint with no downtime. Why this isn't a metadata-only operation in modern versions of SQL Server is beyond me, but that's another post.).

Review — Automated Visual Testing With WebdriverIO


I took Nyran Moodie' s course on Test Automation University : Automated Visual Testing with WebdriverIO. If you want the explicit link to the course, here it is [link].

VoIP Performance Testing for a Mental Health Hotline App


How we used SIPp for VoIP performance testing over the SIP protocol Not too long ago, some of my colleagues and I helped to run performance tests for. The post VoIP Performance Testing for a Mental Health Hotline App appeared first on Abstracta Software Testing Services.

Don’t fear SQL Server performance tuning

SQL Shack

In this article, we will learn some basic tips for SQL Server performance tuning. Tuning the SQL Server performance will help to access data faster so the applications data interaction performances will enhance.

Improving our video encodes for legacy devices

The Netflix TechBlog

by Mariana Afonso , Anush Moorthy , Liwei Guo , Lishan Zhu , Anne Aaron Netflix has been one of the pioneers of streaming video-on-demand content?—?we we announced our intention to stream video over 13 years ago, in January 2007?—?and

No need to compromise visibility in public clouds with new Azure services supported by Dynatrace (Part 2)


Dynatrace news. This is the second part of our blog series announcing the massive expansion of our Azure services support. Part 1 of this blog series looks at some of the key benefits of Azure DB for PostgreSQL, Azure SQL Managed Instance, and Azure HDInsight.

Azure 195

radEventListener: a Tale of Client-side Framework Performance

CSS - Tricks

React is popular, popular enough that it receives its fair share of criticism. Yet, this criticism of React isn’t completely unwarranted: React and ReactDOM total about 120 KiB of minified JavaScript, which definitely contributes to slow startup time.

Top 28 Selenium WebDriver Commands in NUnit For Test Automation


Selenium Framework interacts with the web browser via the Selenium WebDriver. It does so with the help of certain commands to automate browser actions such as open, close, or maximize the browser window.

C++ 214

How to performance test Nutanix on AWS with X-ray


End to End Creation of a Nutanix Cluster on AWS and Running X-Ray Step By Step Navigate to and select Launch on the Nutanix Clusters Chiclet. Click on Create Cluster Complete the details in the Create Cluster dialog.

AWS 73

Importing Performance Monitor data into SQL databases

SQL Shack

Performance Monitor is an oldie but goldie tool to analyze performance problems. In this article, we will learn how we can write Perfmon counter data to a SQL database through the ODBC connection.

Fast badging for better UX

Speed Curve

Is your site fast? Adding to a string of recent announcements including Lighthouse v6 and Core Web Vitals, Google has introduced Fast page labelling in Chrome 85 for Android. If you are curious about what this means for your site and how you can get in front of it, read on! What is it?

Why End User Experience Monitoring is critical for IT teams?


Dynatrace news. Throughout my career I’ve been asked several times by members of the ITOps teams, “Why end-user experience monitoring is critical”.

Demystifying Django’s Magic

Smashing Magazine

Demystifying Django’s Magic. Demystifying Django’s Magic. Precious Ndubueze. 2020-08-28T07:00:00+00:00. 2020-08-28T12:35:18+00:00. According to the official documentation, Django is a high-level Python Web framework that encourages rapid development and clean, pragmatic design.

What Is the Best Java Debugger?


Many people might think this a simple question; I am not one of them. I feel that in the modern world of development, there are too many factors to pick a single tool for debugging any language, let alone Java. In The Beginning.

Java 213

How AI improves microservices testing automation

TechBeacon Testing

Organizations that adopt artificial intelligence (AI) in testing of microservices-based applications gain better accuracy, faster results, and greater operational efficiency. App Dev & Testing, Testing, Test Automation, Microservices, Artificial Intelligence (AI), Test Automation

Transparent Data Encryption for SQL Server Always On Availability Groups

SQL Shack

In this 15th article of SQL Server Always On Availability Groups series, we will cover Transparent Data Encryption (TDE) for AG databases. Introduction In the previous articles of SQL Server Always On series, we explored the following topics so far.

Tips To Overcome Remote Testing Challenges


Gartner did predict that remote working will be a trend in 2020. But no one imagined that it would emerge as the biggest trend this year.

What is observability?


Dynatrace news.

IoT 183

Why Use “Real-Time Digital Twins” for Streaming Analytics?

ScaleOut Software

And how are they different from streaming pipelines like Azure Stream Analytics and Apache Flink/Beam? What Problems Does Streaming Analytics Solve?

WebDriverIO Tutorial: Handling Alerts and Overlay In Selenium


You’d hardly find a website these days without alerts and pop-ups! The alert boxes warn you whenever you perform a wrong action or to enter details to access a website. These alert boxes stop you from performing any other browser functions till the alert is resolved.

6 rules for high-quality page object patterns

TechBeacon Testing

The page object pattern is one of the most important aspects of thorough user interface (UI) test automation. But in my experience, eight out of 10 test automation engineers ignore it—even though it's been around for more than 15 years.

Deploy a distributed SQL Server Always On Availability Group

SQL Shack

In the previous article, An overview of distributed SQL Server Always On Availability Groups, we explored the concept of the distributed availability groups in SQL Server always on availability group. It is available from Windows Server 2016 and SQL Server 2017.

Common Challenges in Continuous Testing


Introduction. Continuous Testing is the process of testing at all stages of software development – one after the another- without any human intervention. Continuous Testing is key to faster delivery of Agile products to the market.

Dynatrace University 2020


Dynatrace news. Dynatrace University has provided over 50,000 learners with the knowledge and information needed to successfully achieve their goals and realize the potential of the Dynatrace Platform.