DZone

APRIL 12, 2022

Now was a time when businesses were in critical need of cross-browser testing and responsive testing to stay ahead of the competition. Cross-browser testing focuses on the website's overall functionality; responsive web testing verifies the look and feel of the web application. What Is Cross Browser Testing?

Testing 243

Testing Website Internet Internet 243

DZone

MAY 19, 2020

The software testing team uses bug tracking software's to keep a track of bugs and to report them as the program is being tested. It is estimated that software developers make 100-150 errors for every thousand lines of code. In most cases, these errors are caused by developers or designers.

Systems 246

Systems Programming Design Software 246

Dynatrace

JANUARY 13, 2021

Dynatrace’s OneAgent automatically captures PurePaths and analyzes transactions end-to-end across every tier of your application technology stack with no code changes, from the browser all the way down to the code and database level. Monitoring-as-code requirements at Dynatrace. Referencing other configurations by name.

Open Source 211

Open Source Code Monitoring Azure 211

The Netflix TechBlog

DECEMBER 19, 2024

Many of these projects are under constant development by dedicated teams with their own business goals and development best practices, such as the system that supports our content decision makers , or the system that ranks which language subtitles are most valuable for a specific piece ofcontent.

Best Practices 204

Best Practices Cache Metrics Code 204

The Netflix TechBlog

FEBRUARY 10, 2021

Stranger Things imagery showcasing the inspiration for the Hawkins Design System by Hawkins team member Joshua Godi ; with art contributions by Wiki Chaves Hawkins may be the name of a fictional town in Indiana, most widely known as the backdrop for one of Netflix’s most popular TV series “Stranger Things,” but the name is so much more.

Design 236

Design Systems Engineering Entertainment 236

O'Reilly

MARCH 25, 2025

The system is inconsistent, slow, hallucinatingand that amazing demo starts collecting digital dust. Weve seen this across dozens of companies, and the teams that break out of this trap all adopt some version of Evaluation-Driven Development (EDD), where testing, monitoring, and evaluation drive every decision from the start.

Systems 69

Systems Development Tuning Monitoring 69

The Netflix TechBlog

MAY 4, 2023

Behind the scenes, a myriad of systems and services are involved in orchestrating the product experience. These backend systems are consistently being evolved and optimized to meet and exceed customer and product expectations. This approach has a handful of benefits. This technique facilitates validation on multiple fronts.

Traffic 347

Traffic Latency Tuning Systems 347

DZone

JUNE 21, 2024

In software development, maintaining high code quality and reliability is crucial for building robust applications. A key metric for gauging testing effectiveness is code coverage, which measures the percentage of code executed during automated tests.

Code 130

Code Efficiency Testing Infrastructure 130

DZone

MAY 15, 2021

Cross-browser testing has become an integral part of the test process to ensure the product experience and behavior remain consistent across different combinations of web browsers, devices, and operating systems. In this blog, we learn how to execute NUnit parameterized tests with examples.

Testing 227

Testing Operating System Code Processing 227

DZone

DECEMBER 21, 2021

What comes to your mind when you hear the term Black box, specifically concerning testing? Well, it is something that is not very common to listen to but remains an essential form of software testing. It is a software testing technique to examine the functioning of software from an external outlook without digging deeper into its code.

Testing 235

Testing Software Software Code 235

Dynatrace

DECEMBER 8, 2022

They are similar to site reliability engineers (SREs) who focus on creating scalable, highly reliable software systems. Belgian engineer Patrick Debois coined the term “DevOps” in 2009 when he needed a Twitter hashtag for DevOpsDays, an agile systems administrators conference in Europe. Atlassian Jira. Evaluate.

DevOps 246

DevOps Engineering Testing Open Source 246

DZone

JANUARY 5, 2021

Why Software Testing Is Important. An average mobile app contains about 50,000 lines of code, Microsoft Windows operating system has about 50 million lines of code, while Google’s entire code base is estimated to contain 2 billion lines of code. So how does the software tester decide what to test?

Software 235

Software Software Testing Operating System 235

Scalegrid

MAY 2, 2019

We often undertake testing of failover characteristics of various MongoDB drivers to qualify them for production use cases, or when our customers ask us for advice. Testing Failover Behavior. With MongoDB deployments, failovers aren’t considered major events as they were with traditional database management systems.

Testing 55

Testing Network Database Servers 55

DZone

JULY 30, 2020

Selenium is one of the widely used test automation frameworks for automated browser testing. Selenium test automation is really helpful in testing websites or web apps on different combinations of browsers, operating systems, and devices.

Testing 236

Testing Operating System Performance Testing Website 236

DZone

AUGUST 12, 2021

Software Development goes through many phases like requirement gathering & analysis, communication, design, code building, testing, and release. Testing is an indispensable part of the SDLC and can be achieved either manually or automatically. What is Unit Testing?

Testing 246

Testing Mobile Design Software 246

Dynatrace

NOVEMBER 29, 2022

Infrastructure as code is a way to automate infrastructure provisioning and management. In this blog, I explore how Dynatrace has made cloud automation attainable—and repeatable—at scale by embracing the principles of infrastructure as code. Infrastructure-as-code. But how does it work in practice? Cloud Automation use cases.

Infrastructure 244

Infrastructure Code Cloud DevOps 244

Dynatrace

NOVEMBER 13, 2020

When you set up user actions in your code, OneAgent automatically links associated web requests to those user actions. With Dynatrace OneAgent running on your back-end systems, you gain an end-to-end perspective through your infrastructure all the way to your back-end method calls and database statements.

Code 244

Code Mobile Monitoring Infrastructure 244

DZone

SEPTEMBER 9, 2020

Manual cross-browser testing is neither efficient nor scalable as it will take ages to test on all permutations and combinations of browsers, operating systems, and their versions. This is why automated browser testing can be pivotal for modern-day release cycles as it speeds up the entire process of cross-browser compatibility.

Testing 239

Testing Operating System Scalability Speed 239

The Netflix TechBlog

NOVEMBER 12, 2024

Use Cases and Requirements At Netflix, our counting use cases include tracking millions of user interactions, monitoring how often specific features or experiences are shown to users, and counting multiple facets of data during A/B test experiments , among others. Clients can use this token to safely retry or hedge their requests.

Latency 251

Latency Cache Infrastructure Strategy 251

Dynatrace

OCTOBER 28, 2020

As a PSM system administrator, you’ve relied on AppMon as a preconfigured APM tool for detecting, diagnosing, and repairing problems that impact the operational health of your Windchill application suite. The post It’s time to upgrade the PTC System Monitor (PSM)! Dynatrace news. You name it, and we have it!

Monitoring 225

Monitoring Systems Infrastructure Cloud 225

DZone

JANUARY 29, 2021

API Test is crucial for the software systems to function at high quality. They allow data exchange and communication from one to another software system. That means it is critical to thoroughly verify and test Application Programming Interfaces before rolling out the product to the end-users or customers.

Testing 214

Testing Programming Performance Database 214

Dynatrace

JANUARY 5, 2022

This guest blog is authored by Raphael Pionke , DevOps Engineer at T-Systems MMS. Credits on content go to him and the work he has been doing around performance & resiliency testing automation. Our Application Performance Management (APM) and load test team at T-Systems MMS helps our customers reduce the risk of failed releases.

Testing 246

Testing Open Source Metrics Infrastructure 246

Dynatrace

AUGUST 8, 2024

Software bugs Software bugs and bad code releases are common culprits behind tech outages. These issues can arise from errors in the code, insufficient testing, or unforeseen interactions among software components. A poorly tested feature release leads to incompatibility issues, resulting in downtime for users.

Software 290

Software Software Infrastructure Network 290

The Netflix TechBlog

JUNE 13, 2023

This is where large-scale system migrations come into play. Our previous blog post presented replay traffic testing — a crucial instrument in our toolkit that allows us to implement these transformations with precision and reliability. Canaries and sticky canaries are valuable tools in the system migration process.

Traffic 285

Traffic Metrics Systems Strategy 285

Dynatrace

APRIL 30, 2021

As organizations develop more applications and microservices, they are discovering they also need to run more performance tests in the same amount of time or less to meet service-level objectives (SLOs) that fulfill service-level agreements (SLAs). How can organizations address this process bottleneck and run more tests in less time?

Engineering 263

Engineering Testing Performance Performance Testing 263

Dynatrace

AUGUST 13, 2024

Modern observability and security require comprehensive access to your hosts, processes, services, and applications to monitor system performance, conduct live debugging, and ensure application security protection. Changes are introduced on a controlled schedule, typically once a week, to reduce the risk of affecting customer systems.

Monitoring 279

Monitoring Open Source Testing Software 279

The Netflix TechBlog

DECEMBER 3, 2022

The most commonly used one is dataflow project , which helps folks in managing their data pipeline repositories through creation, testing, deployment and few other activities. Thanks to the Netflix internal lineage system (built by Girish Lingappa ) Dataflow migration can then help you identify downstream usage of the table in question.

Best Practices 361

Best Practices Code Testing Data Engineering 361

DZone

DECEMBER 20, 2023

Much has already been said about the importance of automated tests: they provide a great safety net when modifying system components, alerting to issues much earlier in the development lifecycle. As a result, bugs are prevented from ever reaching production environments.

Code 147

Code Testing Systems Development 147

Dynatrace

FEBRUARY 23, 2022

Indeed, according to one survey, DevOps practices have led to 60% of developers releasing code twice as quickly. But increased speed creates a tradeoff: According to another study, nearly half of organizations consciously deploy vulnerable code because of time pressure. Increased adoption of Infrastructure as code (IaC).

Serverless 312

Serverless Infrastructure Innovation DevOps 312

DZone

NOVEMBER 9, 2021

It sits at the very beginning of the process before the code is written and can save an immense amount of time down the road (of somebody spending tons of time just to get to a dead-end). I really like what one of the smartest people with whom I worked said: “A good design is a design where you can see the code”. Important note.

Software 245

Software Software Code Design 245

Dynatrace

OCTOBER 10, 2024

New: identify hotspots with the honeycomb visualization Honeycombs are great for visualizing health in complex and distributed systems, enabling you to visualize countless entities effectively and at scale. Use color coding to tell a story. Try different cell shapes. With a smaller bin size, you’ll get more bins.

Latency 246

Latency Infrastructure Monitoring Metrics 246

Dynatrace

MARCH 3, 2020

One way to apply improvements is transforming the way application performance engineering and testing is done. This involves new software delivery models, adapting to complex software architectures, and embracing automation for analysis and testing. Check out Dynatrace’s Load testing tool integration. Get started today! .

Performance 314

Performance Education Innovation Software Architecture 314

Dynatrace

APRIL 29, 2021

CI/CD is a series of interconnected processes that empower developers to build quality software through well-aligned and automated development, testing, delivery, and deployment. When they check in their code, the build management system automatically creates a build and tests it.

DevOps 299

DevOps Logistics Code Software 299

O'Reilly

JANUARY 21, 2025

TL;DR: Enterprise AI teams are discovering that purely agentic approaches (dynamically chaining LLM calls) dont deliver the reliability needed for production systems. The prompt-and-pray modelwhere business logic lives entirely in promptscreates systems that are unreliable, inefficient, and impossible to maintain at scale.

Software Engineering 119

Software Engineering Efficiency Engineering Systems 119

DZone

JUNE 11, 2024

When we discuss code profiling with a team of developers, they often say, "We don't have time to profile our code: that's why we have performance testers ," or, "If your application or system runs very slowly, the developers and performance testers may suggest the infra team to simply add another server to the server farm."

Code 130

Code Engineering Performance Servers 130

Scalegrid

OCTOBER 18, 2024

Due to its versatility for storing information in both structured and unstructured formats, PostgreSQL is the fourth most used standard in modern database management systems (DBMS) worldwide 1. Offering comprehensive access to files, software features, and the operating system in a more user-friendly manner to ensure control.

Open Source 147

Open Source Database Cloud Operating System 147

Dynatrace

OCTOBER 1, 2021

As dynamic systems architectures increase in complexity and scale, IT teams face mounting pressure to track and respond to conditions and issues across their multi-cloud environments. Dynatrace news. But what is observability? Why is it important, and what can it actually help organizations achieve? What is observability?

Metrics 363

Metrics Open Source Monitoring Cloud 363