Sat.Jan 18, 2020 - Fri.Jan 24, 2020

Performance Engineering: The What, The Why, and The How Explained

DZone

Everything you need to know about performance engineering. Being a software developer means much more than simply writing bug-free code. As highly distributed apps become more complex, developers need to ensure their systems are as user-friendly, secure, and scalable as possible.

Follower Clusters – 3 Major Use Cases for Syncing SQL & NoSQL Deployments

Scalegrid

Follower clusters are a ScaleGrid feature that allows you to keep two independent database systems (of the same type) in sync. Unlike cloning or replication, this allows you to maintain an active, point-in-time copy of your production data. This extra cluster, known as a follower cluster, can be leveraged for multiple use cases, including for analyzing, optimizing and testing your application performance for MongoDB , MySQL and PostgreSQL.

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Why Waits Alone Are Not Enough

SQL Performance

"Waitstats helps us identify performance-related counters. But waits information by itself isn't enough to accurately diagnose performance problems.

Iteration Regression Testing And Full Regression Testing in Agile

Testsigma

According to the ISTQB glossary, Regression is “degradation in the quality of a component or system due to a change”. And, Regression Testing is “a type of change-related testing to detect whether defects have been introduced or uncovered in unchanged areas of the software.”.

Use continuous testing to supercharge your development process

TechBeacon Testing

As the world has moved toward more automation, so has software testing. But if you run automated tests only at the end of your development cycle, you won't reveal all the possible issues your customers may face.

Additional security for Synthetic monitor credentials with the new credential vault

Dynatrace

Dynatrace news. With Dynatrace Synthetic Monitoring, you can easily monitor the availability and performance of your applications as experienced by your customers around the world and around the clock.

Java Application Troubleshooting the Sherlock Holmes Way

DZone

Troubleshoot your Java application, the Sherlock Holmes way. Java application failure troubleshooting can be closely associated with the typical crime scene investigation.

Java 163

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Trade-offs under pressure: heuristics and observations of teams resolving internet service outages (Part 1)

The Morning Paper

Trade-offs under pressure: heuristics and observations of teams resolving internet service outages , Allspaw, Masters thesis, Lund University, 2015.

Get scheduled reports on data that matters to you most by subscribing to dashboards (EA)

Dynatrace

Dynatrace news. Effective monitoring calls for effective reporting. With dashboard subscriptions and scheduled reports, available as an Early Adopter Release with version 1.184, Dynatrace now makes your life substantially easier.

Log4j Bug — Slows Down Your Application

DZone

Learn how to troubleshoot your application. Recently we were troubleshooting a popular SaaS application. This application was slowing down intermittently. To recover from the problem, the application had to be restarted.

Strongly Type Those Table-Valued Parameters

SQL Performance

Table-valued parameters have been around since SQL Server 2008 and provide a useful mechanism for sending multiple rows of data to SQL Server, brought together as a single parameterized call.

Azure 62

Trade-offs under pressure: heuristics and observations of teams resolving internet service outages (Part II)

The Morning Paper

Trade-offs under pressure: heuristics and observations of teams resolving internet service outages , Allspaw, Masters thesis, Lund University 2015. This is part 2 of our look at Allspaw’s 2015 master thesis (here’s part 1 ).

Resolve performance incidents faster with Dynatrace Real User Monitoring for SAP GUI (GA)

Dynatrace

Dynatrace news. Having released this functionality in a Preview Release back in October 2019, we’re now happy to announce the General Availability of our SAP ABAP real user monitoring.

Best Automated Cross-Browser Testing Tools

DZone

What is your favorite browser testing tool? In this fast-paced software market, companies need to deliver products not just with quality but also at a rapid speed. If you are not providing the product according to customer requirements, then you might end up losing your reputation in the market.

Flow Time – How Fast are We Delivering Business Value?

Tasktop

Flow time doesn’t stop the clock just because the weekend rolls around. What flow time does do is help quantify the probability of completing x percent of work in so many days – Dominica DeGrandis, author of Making Work Visible and Principal Flow Advisor at Tasktop .

How Amazon is solving big-data challenges with data lakes

All Things Distributed

Back when Jeff Bezos filled orders in his garage and drove packages to the post office himself, crunching the numbers on costs, tracking inventory, and forecasting future demand was relatively simple.

Easily monitor your SAP ABAP platform and user experience with Dynatrace (GA)

Dynatrace

Dynatrace news. Having released this functionality in a Preview Release back in May 2019, we’re now happy to announce the General Availability of our SAP ABAP monitoring extension.

TestProject — A Perfect Test Automation Tool for DevOps 2020

DZone

Find out more about the "perfect" test automation tool. Hello Folks, In DevOps, we usually talk about CI/CD , infra as code, containerization, performance but one of the Important and Best practices is “Automation Testing”.

DevOps 141

15 Must Have Skills For a Top Automation Tester

Testsigma

In the accelerated agile way of working, every firm demands a highly-skilled automation tester. Slowly, automation testing is replacing manual testing(though it cannot be done completely). Automation Testing is the key to the business success of the software industry.

New Product Release: What’s New in Tasktop Integration Hub 20.1

Tasktop

Tasktop’s latest product release—Tasktop Integration Hub v20.1—is is out today, making toolchain integration even easier and sophisticated , to help you to seamlessly scale your enterprise software delivery. Key highlights include: Simple navigation of relationships between configuration elements.

Easily handle proxy configurations in your private browser monitors with Proxy Auto-Configuration (PAC) file support

Dynatrace

Dynatrace news. Private Synthetic locations allow you to monitor internal applications from inside your private network infrastructure. In such a setup, you often need to deal with some kind of proxy configuration.

Interview-Ready Snippets of Code for Thread Life Cycle States

DZone

Read on to find out some Java technical interview questions! Almost any Java technical interview contains several questions covering Java concurrency topics. A common scenario for a beginner-intermediate level sound like this: Interviewer: Can you enumerate the Java thread life cycle states?

Code 141

STELLA: report from the SNAFU-catchers workshop on coping with complexity

The Morning Paper

STELLA: report from the SNAFU-catchers workshop on coping with complexity , Woods 2017, Coping with Complexity workshop. “Coping with complexity” is about as good a three-word summary of the systems and software challenges facing us over the next decade as I can imagine. Today’s choice is a report from a 2017 workshop convened with that title, and recommended to me by John Allspaw – thank you John! Workshop context.

RUM vs APM

KeyCDN

In the world of application development, there are two acronyms professionals must be familiar with to be successful: RUM and APM.

Dynatrace Managed release notes version 1.184

Dynatrace

Dynatrace news. Automated cluster extension with feedback. Our new Cluster node REST API endpoints dedicated for cluster management assist cluster administrators in setting up automation around bootstrapping a new cluster or extending cluster size. Adding a new cluster node is a blocking operation, so no other node can join the cluster at the same time. In large deployments, this operation is time consuming and can take up to a couple of days.

Measuring Performance of Your Methods Using JMH in Java

DZone

Measure Java performance! From JDK-12 onwards, the JDK comes with JMH (Java Microbenchmark Harness), It is a toolkit that helps you implement Java microbenchmarks correctly.

Java 130

A Day in the Life of… a Senior Software Engineer and Team Lead

Tasktop

Meet Jordi Böhme! He’s one of our Senior Software Engineers and Team Leads who works remotely in Germany. We spoke to him about working in a different timezone and the first time he ever saw a skunk. . How do you start your day before work? Probably very different from most other Tasktopians; I’m a remote engineer from the south-west of Germany. The mothership, Tasktop HQ, is located in Vancouver, BC.

Core Domain Patterns

Strategic Tech

Time and resources are limited. How we spend our time and apply our resources when developing software systems is possibly the most fundamental and difficult challenge. Of all the things we could be doing, what should we do and how much quality and rigour should we invest?

Angular vs React 2020 : A Comparative Guide

Simform

I have a love and hate relationship with all the frontend frameworks. It is quite funny or rather absurd because a lot of times, I have been getting started with the new framework, and in the middle of making a simple app, I get stuck. For weeks. .

Stuff The Internet Says On Scalability For January 24th, 2020

High Scalability

Wake up! It's HighScalability time: Instead of turning every car into rolling sensor studded supercomputers, roads could be festooned with stationary edge command and control pods for offloading compute, sensing and managing traffic. Cars become mostly remote controlled pleasure palaces.

Cloud 35

Perform Las Vegas 2020: Reduce risk and iterate faster

Dynatrace

Dynatrace news. The right way to deploy canary, blue/green and feature flags. As a part of the “ Release better software faster ” breakout track at Perform Las Vegas 2020 , I’ll be presenting a session concentrating on deployment models and how to reduce risk and iterate faster.

Why speed test results are different than your load times

MachMetrics

Tell me if you’ve experienced this before. You run a speed test on a website, and the results don’t match what you personally experience. Perhaps you feel like your site loads fairly quickly, but the speed test results are sub-optimal.

Speed 60

Angularjs vs Reactjs 2020 : A Comparative Guide

Simform

I have a love and hate relationship with all the frontend frameworks. It is quite funny or rather absurd because a lot of times, I have been getting started with the new framework, and in the middle of making a simple app, I get stuck. For weeks. .

Sponsored Post: Fauna, Sisu, Educative, PA File Sight, Etleap, 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.