Trending Articles

Selenium Automation Script With JavaScript


Selenium is an open-source automation framework initially introduced in 2004. Using this framework, we can validate web applications across different browsers and platforms. Java, C#, Python are mostly used for developing test scripts.

Tutorial: Guide to automated SRE-driven performance engineering


Dynatrace news. In this blog, I will be going through a step-by-step guide on how to automate SRE-driven performance engineering.

This site is protected by reCAPTCHA and the Google Privacy Policy and Terms of Service apply.

The Fastest Google Fonts

CSS Wizardry

* The Wiz: [link] 200518_2J_70c5f6c1c92a1cd436e525ac2b895f51 200518_AY_290d20f93c0e4b469e0bbe60a63f678e 200518_8F_49cb76e22485f51fad729e085a8bd08e 200518_4W_7d70995268b4aa4f495304063d449ae3&thumbSize=150&ival=100&end=all * [link] --> For the most part, web fonts nowadays are faster than ever.

Google 259

What is Greenplum Database? Intro to the Big Data Database


Greenplum Database is a massively parallel processing (MPP) SQL database that is built and based on PostgreSQL.

A Short on How Zoom Works

High Scalability

Zoom scaled from 20 million to 300 million users virtually over night. What's incredible is from the outside they've shown little in the way of apparent growing pains, though on the inside it's a good bet a lot of craziness is going on.

DevSecOps: Recent experiences in field of Federal & Government


Dynatrace news. Introduction. For Federal, State and Local agencies to take full advantage of the agility and responsiveness of a DevOps approach to the software lifecycle, Security must also play an integral role across lifecycle stages.

Fundamentals of table expressions, Part 2 – Derived tables, logical considerations

SQL Performance

Last month I provided a background to table expressions in T-SQL. I explained the context from relational theory and the SQL standard. I explained how a table in SQL is an attempt to represent a relation from relational theory.

C++ 110

More Trending

Reducing Your Database Hosting Costs: DigitalOcean vs. AWS vs. Azure

High Scalability

If you’re hosting your databases in the cloud, choosing the right cloud service provider is a significant decision to make for your long-term hosting costs. This is especially apparent in today's world where organizations are doing whatever they can to optimize and reduce their costs.

Azure 231

Reactive Architecture Benefits and Use Cases


While the term reactive architecture has been around for a long time, only relatively recently has it been recognized by the industry and hit mainstream adoption. And the goal of this article is to analyze what reactive really is and why to adopt it.

Hyper Scale VPC Flow Logs enrichment to provide Network Insight

The Netflix TechBlog

Impact of the Column order in Composite Index SQL Server

SQL Shack

In this article, we will explore Composite Index SQL Server and key order impacts on it. We will also view SQL Server update statistics to determine an optimized execution plan of the Compositive index.

Stuff The Internet Says On Scalability For May 14th, 2020

High Scalability

Hey, it's HighScalability time! Who knew a birthday service could lead to an existential crisis? Do you like this sort of Stuff? Without your support on Patreon this kind of Stuff can't happen. You are that important to the fate of the smart and thoughtful world.

Benefits of Using an Online Bug Tracking System


When a software program or an application does not work the way it is created or designed to perform, it is called a software bug. In most cases, these errors are caused by developers or designers.

Government: Why it’s important, now more than ever, to optimize digital user experience


Dynatrace news. When the Australian Federal Government set its 2025 vision to be a world leader in the delivery of digital services, nobody predicted the coronavirus pandemic was around the corner. But it shouldn’t stop this vision from being completed. Quite the opposite, in fact.

Tracking Web Vitals for a better user experience

Speed Curve

Google recently announced an initiative called 'Web Vitals', which focuses on three performance metrics they consider essential for improving the user experience: Largest Contentful Paint (LCP). First Input Delay (FID). Cumulative Layout Shift (CLS).

SQL Interview Questions for the second round

SQL Shack

In this article, we will talk about SQL interview questions and answers that can be asked in the second-round technical stage. These interview questions are based on real-life experiences. Therefore, it can be a very useful source when preparing for the second round of SQL technical interviews.


Keeping Customers Streaming?—?The Centralized Site Reliability Practice at Netflix

The Netflix TechBlog

Keeping Customers Streaming?—?The The Centralized Site Reliability Practice at Netflix By Hank Jacobs , Senior Site Reliability Engineer on CORE We’re privileged to be in the business of bringing joy to our customers at Netflix. Whether it’s a compelling new series or an innovative product feature, we strive to provide a best-in-class service that people love and can enjoy anytime, anywhere. A key underpinning to keeping our customers happy and streaming is a strong focus on reliability.

Tips for Healthy Page Object Classes


The most popular design pattern used in web UI test codebases is the Page Object Model (POM) design pattern. This pattern suggests modeling a class to represent a single page of your system under test.

Design 207

Managing a few Azure nodes is easy, managing observability for thousands is unique to Dynatrace


Dynatrace news. Today’s complex cloud environments often have millions of dependencies. On top of that, enterprise software is developed, managed, and operated by thousands of people.

Azure 158

Sponsored Post:, Scrapinghub, Fauna, Sisu, Educative, PA File Sight, Etleap, Triplebyte, Stream

High Scalability

Who's Hiring? has hours of system design content. They also do live system design discussions every week. They break down interview prep into fundamental building blocks. Try out their platform. Scrapinghub is hiring a Senior Software Engineer (Big Data/AI).

SQL Server Query Tuning tips for beginners with practical examples

SQL Shack

In this article, we will continue to learn essential techniques of the SQL Server query tuning with practical examples. Query tuning is a bit complicated issue and if any database programmer wants to be successful on this topic, they can start with learning these basic methods to improve their skill.

“Anything is Possible in the Novel Economy” – Brian Solis


Following the disruption wrought by the COVID-19 pandemic, global businesses are squinting their eyes through the dust of the aftermath. Little has prepared them for what Brian Solis calls the “Novel Economy”.

Difference Between Black-Box, White-Box, and Grey-Box Testing


You can never be sure about the quality of your in- development software unless you test it first.

Partner Viewpoint: 2020 Gartner Magic Quadrant for APM & 2020 Critical Capabilities for APM


Dynatrace news. Following the release of Gartner’s 2020 Magic Quadrant for Application Performance Monitoring (APM) , and 2020 Gartner Critical Capabilities for APM report , I wanted to share my perspective on what these reports mean for our partners.

Forever Free Plan From Testsigma Released!


We are happy to announce the launch of Testsigma’s freemium version!! Now Testsigma lets you create simple but efficient web automated tests easily and for free! We are offering businesses the freedom to try and experiment with the tool, without having to worry about the trial period.

How to identify and resolve SQL Server Index Fragmentation

SQL Shack

In this article, we will learn how to identify and resolve Index Fragmentation in SQL Server. Index fragmentation identification and index maintenance are important parts of the database maintenance task.

Sponsored Post:, Scrapinghub, Fauna, Sisu, Educative, PA File Sight, Etleap, Triplebyte, Stream

High Scalability

Who's Hiring? has hours of system design content. They also do live system design discussions every week. They break down interview prep into fundamental building blocks. Try out their platform. Scrapinghub is hiring a Senior Software Engineer (Big Data/AI).

Key Application Performance Metrics From the Viewpoint of a Statistician-Turned-Developer


You’ve just released your new app into the wild, live in production. Success! Now what? Your job is done, right? Wrong. Now that you’ve deployed your code, it’s time to monitor it, collect data, and analyze your metrics.

Automate complex metric-related use cases with the Metrics API version 2


Dynatrace news. Dynatrace collects a huge number of metrics for each OneAgent-monitored host in your environment. Depending on the types of technologies you’re running on individual hosts, the average number of metrics is about 500 per computational node.

15 Remote Working Tips From Experience


Remote work has been steadily gaining popularity for some years now. According to an article published by smallbizgenius , in 2019, the number of people who work from home has increased by 140% since 2005. Now, most of the population is working from home.

SQL Server 2019 new features: Batch Mode on Rowstore

SQL Shack

In this article, we will explain batch mode on rowstore feature, which was announced with SQL Server 2019. The main benefit of this feature is that it improves the performance of analytical queries, and it also reduces the CPU utilization of these types of queries.

How to go from performance tester to performance engineer

TechBeacon Testing

Companies are increasingly recognizing the value of performance engineering, which goes well beyond performance testing. These organizations now require the capability to fix performance issues whenever and wherever they exist—and they're willing to pay a premium for those skills.

Games 86

The Perfect Way To Maintain Your Selenium Test Automation


Without a doubt, automated browser testing has transformed the way software development works. If it wasn’t for Selenium, we wouldn’t be able to use such a wide array of bug-free web apps as we do. But sometimes, even the IT sector misunderstands the term automation.

Extend the AI and automation core of Dynatrace with host extensions to resolve infrastructure problems


Dynatrace news. A single instance of OneAgent can handle the monitoring of many types of entities , including servers, applications, services, databases, and more.

Common Software Testing Mistakes Beginners Make & How To Avoid


Introduction. Software testing is the process of finding bugs or discrepancies in a software. It is a process put in place to check that an application, set to be released in the market for users, has a minimum number of errors.

Synthetic Monitoring vs. APM Stack Trace Tools


The complexity of an application’s digital architecture is increasing dramatically every day.

Remote Work Is Not The Best Possible Future

Professor Beekums

There has been quite a bit of talk lately about how companies are moving to remote work. Some people even go so far to say that all companies should be remote. Having an office is just clinging to the past. The office is obsolete and remote work is the future we should have.