DZone
SEPTEMBER 20, 2021
If you are reading this blog post, most probably you are planning or already planned or just getting started with Apache JMeter. Learning any performance testing tool could be challenging. Sometimes the technical documentation looks abstract, and the learning curve could be steep. In this blog post, I am going to list out five things to know before learning JMeter. 1.
Dynatrace
SEPTEMBER 28, 2021
Dynatrace news. Companies are evolving to become customer-centric by adopting service level objectives (SLOs) to understand customer needs better. Teams are using concepts from site reliability engineering to create SLO metrics that measure the impact to their customers and leverage error budgets to balance innovation and reliability. It can be challenging to cut through the massive volume of telemetry data and quickly understand the impact on your business and customers.
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The Netflix TechBlog
SEPTEMBER 22, 2021
Martin Tingley with Wenjing Zheng , Simon Ejdemyr , Stephanie Lane , and Colin McFarland This is the second post in a multi-part series on how Netflix uses A/B tests to inform decisions and continuously innovate on our products. See here for Part 1: Decision Making at Netflix. Subsequent posts will go into more details on the statistics of A/B tests, experimentation across Netflix, how Netflix has invested in infrastructure to support and scale experimentation, and the importance of the culture
Scalegrid
SEPTEMBER 12, 2021
PostgreSQL also introduced many other breakthrough features in versions 10 through 11, 12 and 13 that make it a real competitor against Oracle, such as partitioning enhancements, parallel query and logical replication. In this blog post, we will showcase some of the new and notable PostgreSQL features included in more recent versions of PostgreSQL. New […].
All Things Distributed
SEPTEMBER 7, 2021
In the age of cloud, problem-solving has evolved, especially when it comes to the world's hardest problems.
Uber Engineering
SEPTEMBER 29, 2021
Introduction. The Fulfillment Platform is a foundational Uber domain that enables the rapid scaling of new verticals. The platform handles billions of database transactions each day, ranging from user actions (e.g., a driver starting a trip) and system actions … The post Building Uber’s Fulfillment Platform for Planet-Scale using Google Cloud Spanner appeared first on Uber Engineering Blog.
DZone
SEPTEMBER 10, 2021
When content obtained through $element('id') is assigned to a member variable, a stack overflow ( RangeError: Maximum call stack size exceeded ) may occur and the program will crash. If member variable references exist for a DOM, and a member variable changes, a stack overflow will also occur. The sample code is as follows: JavaScript. {{ stateText }}. " data-lang="text/javascript"> <template> <div id="content"> <input type="button" class="button" @click="onTestClick" value="
Technology Performance Pulse brings together the best content for technology performance professionals from the widest variety of industry thought leaders.
The Netflix TechBlog
SEPTEMBER 28, 2021
Written by Michael Possumato , Nick Tomlin , Jordan Andree , Andrew Shim , and Rahul Pilani. As we continue to grow here at Netflix, the needs of Revenue and Growth Engineering are rapidly evolving; and our tools must also evolve just as rapidly. The Revenue and Growth Tools (RGT) team decided to set off on a journey to build tools in an abstract manner to have solutions readily available within our organization.
Smashing Magazine
SEPTEMBER 2, 2021
Interactive Learning Tools For Front-End Developers. Interactive Learning Tools For Front-End Developers. Louis Lazaris. 2021-09-02T12:00:00+00:00. 2021-09-02T15:09:03+00:00. Because this industry moves so quickly, learning new skills is a regular thing for most of us. Over the last little while, I’ve been able to collect links to several interactive coding tools and apps that can help you supplement your skills in different areas of web development.
All Things Distributed
SEPTEMBER 22, 2021
AWS plans to open a new infrastructure region in Asia Pacific in Auckland, New Zealand.
Uber Engineering
SEPTEMBER 23, 2021
Uber recently launched a new capability: Ads on UberEats. With this new ability came new challenges that needed to be solved at Uber, such as systems for ad auctions, bidding, attribution, reporting, and more. This article focuses on how we … The post Real-Time Exactly-Once Ad Event Processing with Apache Flink, Kafka, and Pinot appeared first on Uber Engineering Blog.
DZone
SEPTEMBER 29, 2021
Introduction. If you run several web servers in your organization or even public web servers on the internet, you need some kind of monitoring. If your servers go down for some reason, this may not be funny for your colleagues, customer, and even for yourself. For that reason, we use monitoring tools. And there are a lot of monitoring tools available providing all kinds of features and concepts.
Dynatrace
SEPTEMBER 23, 2021
Dynatrace news. Containers have become hugely popular. In 2019, Gartner reported that 30% of organizations worldwide were running containerized applications. They predicted this figure would jump to 75% by 2022. So far, their prediction seems to be spot-on. Unfortunately, container security is much more difficult to achieve than security for more traditional compute platforms, such as virtual machines or bare metal hosts.
O'Reilly
SEPTEMBER 15, 2021
In June 2021, we asked the recipients of our Data & AI Newsletter to respond to a survey about compensation. The results gave us insight into what our subscribers are paid, where they’re located, what industries they work for, what their concerns are, and what sorts of career development opportunities they’re pursuing. While it’s sadly premature to say that the survey took place at the end of the COVID-19 pandemic (though we can all hope), it took place at a time when restrictions were loose
Brendan Gregg
SEPTEMBER 5, 2021
A microservice team asked me for help with a mysterious issue. They claimed that the ZFS file system was consuming 30% of CPU capacity. I summarized this case study at [Kernel Recipes] in 2017 and have shared the full story here. ## 1. Problem Statement The microservice was for metrics ingestion and had recently updated their base OS image (BaseAMI).
Smashing Magazine
SEPTEMBER 15, 2021
Reducing The Need For Pseudo-Elements. Reducing The Need For Pseudo-Elements. Marcel Moreau. 2021-09-15T10:00:00+00:00. 2021-09-15T12:06:56+00:00. Per the W3C spec , “a pseudo-element represents an element not directly present in the document tree” They have been around since version 1 of the CSS specification, when ::first-letter and ::first-line were introduced.
Uber Engineering
SEPTEMBER 2, 2021
Introduction. Uber’s GSS (Global Scaled Solutions) team runs scaled programs for diverse products and businesses, including but not limited to Eats, Rides, and Freight. The team transforms Uber’s ideas into agile, global solutions by designing and implementing scalable solutions. One … The post Streaming Real-Time Analytics with Redis, AWS Fargate, and Dash Framework appeared first on Uber Engineering Blog.
DZone
SEPTEMBER 11, 2021
Everyone has their own definition of true leadership. What I didn't understand at the start of my leadership journey was that each of us is a leader. Regardless of intent, we influence and impact our communities, industries, workplaces, and relationships. Yet, often we don't understand the importance or impact of simply being present. So I wanted to write a message to anyone looking to grow into engineering leadership.
Dynatrace
SEPTEMBER 9, 2021
Dynatrace news. The post Dynatrace helps the world’s largest organizations accelerate cloud transformation with native Microsoft Azure integration appeared first on Dynatrace blog.
Gtmetrix
SEPTEMBER 28, 2021
We explain why you shouldn’t chase perfect scores on GTmetrix (or any performance tool). Overview GTmetrix grades your website on both Performance (i.e., how fast it loaded for a user), and Structure (i.e., how well your site is built for performance). However, that doesn’t mean every website is equal, and should aspire to achieve […].
SQL Performance
SEPTEMBER 8, 2021
This article is the eleventh part in a series about table expressions. So far, I’ve covered derived tables and CTEs, and recently started the coverage of views. In Part 9 I compared views to derived tables and CTEs, and in Part 10 I discussed DDL changes and the implications of using SELECT * in the view’s inner query. In this article, I focus on modification considerations.
Smashing Magazine
SEPTEMBER 23, 2021
Simplifying Form Styles With `accent-color`. Simplifying Form Styles With `accent-color`. Michelle Barker. 2021-09-23T11:00:00+00:00. 2021-09-23T12:15:52+00:00. I don’t know about you, but I love it when new CSS properties arrive that make our daily lives as developers simpler and enable us to remove a whole lot of redundant code. aspect-ratio is one such property (recently eliminating the need for the padding hack ). accent-color just might be the next.
Brendan Gregg
SEPTEMBER 25, 2021
How long does it take to read the time? How would you _time_ time? These strange questions came to the fore back in 2014 when Netflix was switching services from CentOS Linux to Ubuntu, and I helped debug several weird performance issues including one I'll describe here. While you're unlikely to run into this specific issue anymore, what is interesting is this type of issue and the simple method of debugging it: a pragmatic mix of observability and experimentation tools.
DZone
SEPTEMBER 4, 2021
In this blog post, we are going to deep-dive into the HTTP Toolkit and its features. As performance engineers, it is our responsibility to learn various tools and technologies. Based on the issue, you need to leverage the right tool to fix the problems, just like plumbers. Let us see HTTP Toolkit for Performance Engineers. What is HTTP Toolkit? It is an open-source tool to debug, test, intercept HTTP(S) requests.
Dynatrace
SEPTEMBER 23, 2021
Dynatrace news. An increasing number of companies are using cloud solutions for faster operations, greater flexibility, and to provide their customers with the best customer experience. This creates complex, heterogeneous, and highly dynamic cloud-native environments. AWS Distro for OpenTelemetry provides an easy way to obtain telemetry data for monitoring critical business applications that run on AWS.
High Scalability
SEPTEMBER 29, 2021
Who's Hiring? Wynter is looking for system administrators, engineers, and developers to join its research panel. Participate in research surveys, get paid ($90-$180/hr) for your feedback and comments. Super low key commitment, 10-15 mins per survey. Learn more and sign up. DevOps Engineer : At Kinsta , we set out to create the best managed hosting platform in the world.
Simform
SEPTEMBER 25, 2021
Web frameworks are crucial to make your web product a success. But, finding the right framework for your web development need is the most painful job. Here, we have curated a list of the top eight frameworks you can use in 2021 to build web applications. The post 8 Most Popular Web App Frameworks to Use in 2021 appeared first on Insights on Latest Technologies - Simform Blog.
Smashing Magazine
SEPTEMBER 10, 2021
Web Design Done Well: Excellent Editorial. Web Design Done Well: Excellent Editorial. Frederick O’Brien. 2021-09-10T10:00:00+00:00. 2021-09-10T11:35:33+00:00. A lot of web design talk concerns itself with what goes on around content. Page speed, design systems, search engine optimization, frameworks, accessibility — the list goes on and on. This gives us at Smashing Magazine plenty to write about, which is great, though it’s worth reminding ourselves what it’s all in service of.
Tasktop
SEPTEMBER 23, 2021
With the 2021 Global SAFe® Summit only a week away (September 27 – October 1), the software delivery community will come together once again to tackle that ever-pressing question: just how do you marry technical agility with business agility to support customers more effectively? . The most popular framework for scaling software development , SAFe continues to serve as a one-stop-shop for Lean-Agile practices.
DZone
SEPTEMBER 13, 2021
Data is ubiquitous. Shiny from R Studio helps to build interactive web applications from R. But, performance testing is a little tricky. If you sniff the traffic, you don't get any network data. If you are working on Shiny apps performance testing, then this blog article is for you. This blog article explains load testing shiny apps using shinyloadtest package.
Dynatrace
SEPTEMBER 29, 2021
Dynatrace news. What is Prometheus and how does it work? Prometheus is an open-source monitoring and alerting toolkit for services and applications that run in containers. Developed first at SoundCloud, the project became part of the Cloud Native Computing Foundation (CNCF) and has steadily become the industry standard for both containerized infrastructure and classic implementation scenarios , especially within Kubernetes clusters.
High Scalability
SEPTEMBER 15, 2021
Who's Hiring? Wynter is looking for system administrators, engineers, and developers to join its research panel. Participate in research surveys, get paid ($90-$180/hr) for your feedback and comments. Super low key commitment, 10-15 mins per survey. Learn more and sign up. DevOps Engineer : At Kinsta , we set out to create the best managed hosting platform in the world.
TechBeacon Testing
SEPTEMBER 23, 2021
The world of application development keeps evolving at breakneck speed with respect to processes, delivery, and methodologies. But it's not just developers who are struggling to keep up with constantly changing software: This evolution is forcing test engineers to modernize their performance testing practices—and to let go of old methodologies that can't keep up.
Smashing Magazine
SEPTEMBER 22, 2021
Getting Your `head` Straight: A New CSS Performance Diagnostics Snippet. Getting Your `head` Straight: A New CSS Performance Diagnostics Snippet. Vitaly Friedman. 2021-09-22T15:00:00+00:00. 2021-09-22T15:50:00+00:00. There are plenty of ways to detect performance bottlenecks and audit CSS. We can look into common performance bottlenecks and the complexity of stylesheets, the way we load assets, and the order in which it happens.
Tasktop
SEPTEMBER 14, 2021
I am pleased to announce that the 2021 Stevie ® Awards for Great Employers has honored Tasktop with a Bronze Stevie Award for Employer of the Year in computer software. More than 950 nominations from organizations in 29 nations were evaluated in this year’s competition, with winners determined by the average scores of more than 70 professionals worldwide acting as judges. .
DZone
SEPTEMBER 17, 2021
In my role as an engineering manager, I know making the leap from an individual contributor (IC) to engineering manager (EM) is not a promotion. Instead, it’s a different career track. What we are discussing here is a fundamental difference in terms of the responsibilities of the roles. What you do as an engineering manager versus what you do as a developer is fundamentally different.
Dynatrace
SEPTEMBER 30, 2021
Dynatrace news. Recently, 53 Dynatracers convened in a Zoom room for 5 action-packed hours to take on our first AWS GameDay challenge, an event we participated in to help our developers accelerate their AWS certification path. Hosted and moderated by Amazon, AWS GameDay is a hands-on, collaborative, gamified learning exercise for applying AWS services and cloud skills to real-world scenarios.
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