Sat.Oct 26, 2019 - Fri.Nov 01, 2019

Why Compatibility Testing is at the Core of Digital Transformation


In today’s digital world the importance of compatibility testing is vital to ensure an app or software performs well in all environments and also meets. Test Management Continuous Testing

Switching from LoadRunner to a New Breed of Application and Performance Testing


With the continued growth of applications being used in and out of an organization, getting a firm grasp on the Read More. The post Switching from LoadRunner to a New Breed of Application and Performance Testing appeared first on Apica. Application Testing Cloud Digital Experience Load Testing

3 GUI test automation mistakes that will kill your project

TechBeacon Testing

Have you ever had some idea catch fire, then spread at your workplace until the whole atmosphere changed? Maybe it was some new initiative or an improvement to a nonworking process that sparked change in your organization forever. App Dev & Testing, Testing, Test Automation

Automation is a must-have for monitoring complex environments


Dynatrace news. As you know, applications are becoming exponentially more complex and dynamic thanks to cloud, containers and microservices.

What’s the Best PostgreSQL High Availability Framework? PAF vs. repmgr vs. Patroni Infographic


Wondering which high availability framework to use for your PostgreSQL deployments ? We compared the top 3 frameworks, PostgreSQL Automatic Failover (PAF) vs. Replication Manager (repmgr) vs. Patroni , in our Managing High Availability in PostgreSQL series.

Immutable Infrastructure


Make your infrastructure.immutable? You may also like: Gaining a Systemic View of Immutable Infrastructure Tooling. Over the last few years, a lot has been changed.

How to Improve MySQL AWS Performance 2X Over Amazon RDS at The Same Cost

High Scalability

AWS is the #1 cloud provider for open-source database hosting, and the go-to cloud for MySQL deployments. As organizations continue to migrate to the cloud, it’s important to get in front of performance issues, such as high latency, low throughput, and replication lag with higher distances between your users and cloud infrastructure.

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Thoughts on SQL Server 2019 Editions

SQL Performance

As I embark on my first PASS Summit in a few years, it is hard to contain my excitement about the newest version of SQL Server.

Architecting App Logic for Scalability, Reuse, and Agility


Architect your app logic! App Logic for transactional systems enforces critical integrity for database web/mobile apps. It's a significant part of the system — nearly half. rest api business rules app dev architecture & design business agility integration architecture

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Optimized risk scores

The Morning Paper

Optimized risk scores Ustun & Rudin, KDD’17. On Monday we looked at the case for interpretable models , and in Wednesday’s edition of The Morning Paper we looked at CORELS which produces provably optimal rule lists for categorical assessments.

Full visibility into your serverless stack with AI-powered FaaS monitoring


Dynatrace news. Application workloads that are based on serverless functions—especially AWS Lambda, Azure Functions, and Google Cloud Functions— are a key trend in cloud-first application development and operations.

Google Lighthouse vs Rigor


Reading time 11 min As companies become more aware of the importance of web performance, internal teams begin to research tools they can use to use to track their metrics and improve the user experience of their websites and applications.

Which Software Testing Methodology Is Right for Your Project?


Hmm.which one is best? For those who are planning to develop software, it’s important to choose a fitting software testing strategy. There are five primary methodologies software developers use to create and test their projects: Waterfall , Rapid , Prototype , Agile, and Spiral.

Learning certifiably optimal rule lists for categorical data

The Morning Paper

Learning certifiably optimal rule lists for categorical data Angelino et al., JMLR 2018. Today we’re taking a closer look at CORELS, the C ertifiably O ptimal R ul E L ist S algorithm that we encountered in Rudin’s arguments for interpretable models earlier this week.

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Faster reaction time to service outages with Davis AI


Dynatrace news. Imagine that your critical services have been running for weeks without incident when suddenly your Tomcat cluster is stuck and your service completely fails. This situation represents an Ops team’s worst nightmare.

Analyzing "death by a thousand cuts" workloads

SQL Performance

There are multiple methods to look at poorly performing queries in SQL Server, notably Query Store, Extended Events, and dynamic management views (DMVs). Each option has pros and cons.

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Functional Test Myopia


Avoid becoming nearsighted when it comes to functional testing. Myopia means nearsightedness. If you write functional tests, you likely suffer from functional test myopia. You focus on your expected outcome and your test coverage, but you miss the big picture.

Stop explaining black box machine learning models for high stakes decisions and use interpretable models instead

The Morning Paper

Stop explaining black box machine learning models for high stakes decisions and use interpretable models instead Rudin et al., arXiv 2019. With thanks to Glyn Normington for pointing out this paper to me. It’s pretty clear from the title alone what Cynthia Rudin would like us to do!

Google Analytics and Dynatrace – Why you need both


Dynatrace news. In this post, I wanted to share how I use Google Analytics together with Dynatrace to give me a more complete picture of my customers, and their experience across our digital channels. Whilst these tools have overlapping capabilities, I believe they are best used in parallel.

Heap Snapshots–Tracing All Heap Allocations

Randon ASCII

I’ve recently started using heap snapshots on Windows to track heap allocations. I was able to use heap snapshots to record call stacks for all outstanding allocations in Chrome’s browser process over a full two weeks, letting me account for pretty much every byte of memory consumed.

High-Performance Persistence With MicroStream (Part Two)


Keep pushing for the best performance possible! For some time, there has been a new competitor in the field of persistence and serialization. We are talking about Project MicroStream. What is it exactly?

A Look at JAMstack’s Speed, By the Numbers

CSS - Tricks

People say JAMstack sites are fast — let’s find out why by looking at real performance metrics! We’ll cover common metrics, like Time to First Byte ( TTFB ) among others, then compare data across a wide section of sites to see how different ways to slice those sites up compare.

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SpringOne Platform: Four great days of sharing new ways of innovating with Pivotal Platform


Dynatrace news. It was an exciting week for a lot of us at the most recent SpringOne Platform by Pivotal in Austin, TX. Here’s a recap sharing a few highlights and partnership news. VMware and Tanzu buzz .

Chrome DevTools - 20+ Tips and Tricks


Google Chrome is currently one of the most popular web browsers used by developers today. According to StatCounter , as of September 2019, Google Chrome holds 63.72% browser market share across the globe.

Less Is More: Why Cost-Based Optimizer?


Less is more. Less is more. —. Ludwig Mies van der Rohe. This is no truer statement on the goals of a query optimizer. Do less: Less memory, less CPU, less disk, less IO, fewer instructions, fewer partitions, less overflow. Less everything for the query plan it creates.

The Law of Unintended Consequences

The Agile Manager

Over and above all, it remains to be seen how far the super-Bank will make use of its immense facilities for credit expansion. This is the aspect of the scheme which deserves the most attention, as it opens up a vista of alarming possibilities.

Speed Up Your Website With WebP

Smashing Magazine

Speed Up Your Website With WebP. Speed Up Your Website With WebP. Suzanne Scacca. 2019-10-29T12:30:59+02:00. 2019-10-29T13:36:09+00:00. This is a sponsored post.)

Environment ActiveGates can now be updated with a single click


Dynatrace news. When monitoring large enterprise environments, the number of outgoing connections and the amount of traffic can grow enormously. Dynatrace ActiveGate helps you reduce this complexity. ActiveGates are used in various ways in large-scale deployments.

What Is Test Design Actually?


Learn how to design your tests. In this blog, we overview what is and how to perform test design (and, which is at least as important, how not to perform it).

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Stuff The Internet Says On Scalability For November 1st, 2019

High Scalability

Wake up! It's HighScalability time: Butterfly? Nope, cells in telophase stage of mitosis ( Jason M. Kirk ). Do you like this sort of Stuff? I'd greatly appreciate your support on Patreon. I also wrote Explain the Cloud Like I'm 10 for all who need to understand the cloud.

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The Winds of Architecture Changes at the USENIX ATC 2019

ACM Sigarch

This blog post gives a glimpse of the computer systems research papers presented at the USENIX Annual Technical Conference (ATC) 2019, with an emphasis on systems that use new hardware architectures.

New IP addresses for Dynatrace Synthetic improve safety and scalability


Dynatrace news. With Dynatrace Synthetic you can deliver clean-room performance benchmark and availability monitoring for your business.

Establishing a Performance Testing Strategy


It's important to have a strategy when testing performance. You may also like: Common Mistakes In Performance Testing. Establishing a performance testing strategy is the first and most important step in performance testing. It helps you define: The Performance Testing Scope. The Load Policy.

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

High Scalability

Who's Hiring? Sisu Data is looking for machine learning engineers who are eager to deliver their features end-to-end, from Jupyter notebook to production, and provide actionable insights to businesses based on their first-party, streaming, and structured relational data. Apply here. T riplebyte lets exceptional software engineers skip screening steps at hundreds of top tech companies like Apple, Dropbox, Mixpanel, and Instacart. Make your job search O (1), not O ( n ). Apply here.

Tasktop Viz launch – DevOps Enterprise Summit 2019 – Day Two Recap


Over the past months, a number of Fortune 100 customers have been testing Tasktop’s new product, Tasktop Viz , to implement the Flow Framework.

Dynatrace integration certified for the ServiceNow New York release


Dynatrace news. This week, the updated Dynatrace integration for ServiceNow was certified and published for the ServiceNow New York release. Our updated integration comes with a lot of enhancements and stability improvements while keeping the underlying CMDB model stable.

How to Improve MySQL AWS Performance 2X Over Amazon RDS at The Same Cost


Improve AWS performance! AWS is the #1 cloud provider for open-source database hosting, and the go-to cloud for MySQL deployments.