Sat.Jan 04, 2020 - Fri.Jan 10, 2020

Debunking 5 Myths About Performance Budgets

Rigor

Reading time 8 min In a constantly changing environment, brands are likely to be iterating on sites and applications to make them bigger, faster, fancier, and more engaging while pushing the new and updated code out as quickly as possible.

Six performance resolutions for the new year

Speed Curve

For the past two years, the performance.now() conference has been the most valuable performance event I've attended. So valuable, in fact, that I've made some of the talks the cornerstone of this list of performance resolutions for 2020.

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Understanding Software Quality Metrics With Manual and Automated Testing

DZone

Learn more about manual and automated testing! Quality is the true measure of product success. Poor user experience or application performance negates any advantages you achieve in delivery speed or production cost. Put simply, if it does not work, it is not worth producing.

Productivity hacks for testers: 4 ways to get more done

TechBeacon Testing

Ever wonder how some people achieve so much in their lives while others accomplish only a fraction, even though we're all given the same amount of time in which to work? App Dev & Testing, Testing, Careers

Flow Velocity – How Fast are We Delivering Business Value Through Software Delivery?

Tasktop

The first metric in our Flow Metrics series is F low Velocity, a measure of productivity and one of the “money metrics”. It tells you how many items were completed over a given period of time (week or month over month).

Performance Budgets, Pragmatically

CSS Wizardry

One of the key tools that performance engineers have at their disposal is the Performance Budget: it helps us—or, more importantly, our clients—ensure that any performance-focused work is monitored and maintained after we’ve gone.

Upcoming Software Testing Trends in 2020

DZone

The projections are in! Check out these testing trends! The software development landscape continues to evolve with DevOps and Agile development methods taking over traditional approaches. The advent of these methods has led to the innovation and use of new testing techniques.

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A Quick BlazeMeter University Review

Abstracta

A senior performance tester’s review of the new courses by BlazeMeter Last week, I was looking for fresh knowledge on performance testing, so I asked a teammate of. The post A Quick BlazeMeter University Review appeared first on Abstracta Software Testing Services.

Ironies of automation

The Morning Paper

Ironies of automation , Bainbridge, Automatica, Vol. 19, No. 6, 1983. With thanks to Thomas Depierre for the paper recommendation. Making predictions is a dangerous game, but as we look forward to the next decade a few things seem certain: increasing automation, increasing system complexity, faster processing, more inter-connectivity, and an even greater human and societal dependence on technology. What could possibly go wrong?

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5 Things Your Website Needs for Faster Performance in 2020

DZone

How fast can it run? Nobody enjoys a long line at the supermarket or a long wait at the restaurant. Your visitors are the same. They do not appreciate slow performing websites. The worst part is, they express their displeasure through fewer sales and visits.

Perform Las Vegas 2020: Grow your skills. Expand your knowledge. Get Certified.

Dynatrace

Dynatrace news. You asked. We listened. This year at Perform Las Vegas 2020 , we’re ramping up our Dynatrace University offerings because we know this is one of your favorite parts of attending Perform.

How To Prioritize Test Cases For Regression Testing?

Testsigma

With every software enhancement, the final product that is being delivered to the customer includes the new feature as well as the existing ones. The focus of Agile teams is to maintain consistency in delivering a satisfactory final product to the customer within the timeline.

Turning Software Delivery Data into IT and Business Intelligence

Tasktop

Turning software delivery data into IT and business intelligence is nothing new; it’s the 21st-century gold rush.

Compare Software Testing Methodologies for Your Needs

DZone

The choice is yours! The choice is yours. You know your product. You know the problem it solves and why it will soon become vital to the working lives of untold numbers of users. What you might not know is how best to test that product so that your development intention becomes a product reality.

The impact of intellectual debt on IT operations

Dynatrace

Dynatrace news. In part one, we introduced the concept of intellectual debt, defining it as the gap between what works and our knowledge of why it works. As is often the case with technical debt, some amount of intellectual debt is acceptable, even necessary.

NULL Complexities – Part 2

SQL Performance

This article is the second in a series on NULL complexities. Last month I introduced the NULL as SQL's marker for any kind of missing value. I explained that SQL doesn't provide you with the ability to distinguish between missing and applicable (A-values) and missing and inapplicable (I-values) markers. I also explained how comparisons involving NULLs work with constants, variables, parameters and columns.

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The Next Generation in Logistics Tracking with Real-Time Digital Twins

ScaleOut Software

Companies with large numbers of geographically distributed assets increasingly need intelligent real-time monitoring to keep operations running smoothly. Consider a retail chain of stores or restaurants with tens of thousands of outlets.

Monitoring Self-Destructing Apps Using Prometheus

DZone

Watch out for your self-destructing apps! Prometheus is an open-source system monitoring and alerting toolkit. Data related to monitoring is stored in RAM and LevelDB nevertheless data can be stored to other storage systems such as ElasticSearch, InfluxDb, and others, [link].

Validating non-HTTP Service SLAs with Dynatrace

Dynatrace

Dynatrace news. Validating Service SLAs (custom, 3 rd party or external) are a no brainer for individuals responsible for ensuring system stability and availability. It also happens to be one of the use cases Dynatrace Synthetics perfectly supports for HTTP(S) services.

SQL Server 2019 Cumulative Update #1

SQL Performance

Earlier this week, Microsoft announced SQL Server 2019 Cumulative Update #1. The build number is 15.0.4003.23 and there are 83 fixes !

Automating a Picker Wheel using Testsigma

Testsigma

Pickerwheel is the UI element, specific to mobile devices that allows a user to pick a single value from multiple values displayed as a scrollable list. This UI element is available on both Android and iOS.

Testing Asynchronous Operations in Spring With JUnit and Byteman

DZone

Learn more about JUnit and Byteman! Testing asynchronous operations might cause some troubles and usually requires few challenges and also code changes (even in production code).

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Easily check configuration changes or environment sign ins with the new Audit logs API

Dynatrace

Dynatrace news. We’re happy to announce that with the release of Dynatrace 1.183, audit logs are now available for Dynatrace SaaS customers. In keeping with our API-first approach, the logs are accessible via REST API.

Fun with (columnstore) compression on a very large table – part 2

SQL Performance

In part 1 , I showed how both page and columnstore compression could reduce the size of a 1TB table by 80% or more. While I was impressed I could shrink a table from 1TB to 50GB, I wasn't very happy with the amount of time it took (anywhere from 2 to 14 hours).

Ten challenges for making automation a ‘team player’ in joint human-agent activity

The Morning Paper

Ten challenges for making automation a ‘team player’ in joint human-agent activity , Klein et al., IEEE Computer Nov/Dec 2004. With thanks to Thomas Depierre for the paper suggestion. Last time out we looked at some of the difficulties inherit in automating control systems. However much we automate, we’re always ultimately dealing with some kind of human/machine collaboraton.

11 top open-source API testing tools: What your team needs to know

TechBeacon Testing

How do you find the right open-source API testing tool for your needs? Since my last roundup of the best candidates, a few more tools have appeared that warrant consideration—and there's a new technique that's all the buzz in AI automation circles that you need to know about.

Easier user management with improved invitation workflow and user-group overview

Dynatrace

Dynatrace news. To make user management easier for our customers, we’ve improved the invitation workflow and made it simpler to see which groups a user is assigned to. Resend invitation.

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Using SQL CREATE INDEX to create clustered and non-clustered indexes

SQL Shack

The SQL CREATE INDEX statement is used to create clustered as well as non-clustered indexes in SQL Server. An index in a database is very similar to an index in a book. A book index may have a list of topics discussed in a book in alphabetical order. Therefore, if you want to search for […].

A Day in the Life of… a Senior Product Manager

Tasktop

Meet, Trevor Bruner! He’s one of our Senior Product Managers from our Austin office. We spoke to Trevor about his daily 6 mile runs, how his role doesn’t ever have a “typical day,” and designing features for Tasktop Integration Hub. How do you start your day before work? I wake up a bit before 5am and go for a 4 to 6 mile run. I get home with a few minutes to cool down before my one-year-old son and wife get up. My wife and I tag-team our son and get him fed, cleaned up and dressed for daycare.

The Year Ahead

The Morning Paper

Welcome to another year of The Morning Paper! Over the holidays I spent some time mapping out a partial conference calendar for the year, and thinking about the kinds of papers I want to be reading. In a typical year, I’ll cover somewhere north of 120 papers on this blog. That’s a tiny drop in the ocean compared to the amount of research published. And then as well as dipping my toes into the new, I also want to make more space for papers that have stood the test of time.

Front-End Performance Checklist 2020 [PDF, Apple Pages, MS Word]

Smashing Magazine

Front-End Performance Checklist 2020 [PDF, Apple Pages, MS Word]. Front-End Performance Checklist 2020 [PDF, Apple Pages, MS Word]. Vitaly Friedman. 2020-01-06T10:30:13+00:00. 2020-01-06T12:35:48+00:00. Web performance is a tricky beast, isn’t it?

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An overview of sp_getapplock and sp_releaseapplock stored procedures

SQL Shack

This article explains about the sp_getapplock and sp_releaselock stored procedures and their usage with example. What is sp_getapplock The stored procedure sp_getapplock puts the lock on the application resource.

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React vs Vue – The CTOs guide to Choose the Right Framework

Simform

Choosing the correct javascript framework for a project is an essential task for a CTO and Project Manager. However, the scope of choice largely depends on several factors like project timeline, learning curve, framework performance, and team size.

Stuff The Internet Says On Scalability For January 10th, 2020

High Scalability

Wake up! It's HighScalability time: Forrest Brazeal warns you not to spend your limited innovation credits building bespoke, complex systems that provide no direct value to your business, instead position yourself at the top of what heI calls the Wisdom/Cleverness Curve. Do you like this sort of Stuff? Your support on Patreon is appreciated more than you can know. I also wrote Explain the Cloud Like I'm 10 for everyone who needs to understand the cloud (which is everyone).

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What I Read in 2019

Tim Kadlec

For the second year in a row, my reading trended down. In fact, this year marks the fewest books I’ve read since 2012! There are several reasons for that, I suppose. Partly, my brain felt pretty overloaded and distracted much of the year for various reasons and I found it harder to enjoy what I was reading. I took a look and I started and put down 13 books this year. I don’t keep track of that, but it’s gotta be close to a record.

PostgreSQL Connection Pooling: Part 2 – PgBouncer

High Scalability

When it comes to connection pooling in the PostgreSQL world, PgBouncer is probably the most popular option. It’s a very simple utility that does exactly one thing – it sits between the database and the clients and speaks the PostgreSQL protocol, emulating a PostgreSQL server.

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.