Process

Articles

Development, operations, and QA DevOps: Collaboration with a Purpose

Development, operations, and QA have long recognized the importance of coexistence, but they've still had weak or unbalanced relationships. DevOps emphasizes collaboration, rejecting the "us versus them" mentality. Every department needs information, feedback, and support from every other department, helping everyone see how they enable each other.

Douglas Fink's picture Douglas Fink
Service virtualization containers Leverage Containers to Create Simulated Test Environments on Demand

Adopting service virtualization can allow organizations to achieve more effective software development and testing by removing traditional test environment bottlenecks. Integrating service virtualization within the continuous delivery pipeline using containerization helps teams reach the level of flexibility required by today's competitive markets.

Bas Dijkstra's picture Bas Dijkstra
Checkers game Teach DevOps Software Development with a Game

The core idea of DevOps is the various roles working together to create a stable software system. People can hear that, or read about it, or even observe it, but often, the best way for a team new to DevOps to understand it is to just do it. When you're starting out, that can lead to failures on a real system, so a simulation is a good idea. Try playing a game to introduce your team to DevOps.

Matt Heusser's picture Matt Heusser
Volkwagen car emissions What IoT and Embedded Device Testers Can Learn from the Volkswagen Emissions Scandal

In 2015, it was discovered that Volkswagen had equipped millions of its cars with software to cheat on diesel emissions tests. It was a team of independent testers that uncovered the fraud. Jon Hagar tells testers what they can take away from the scandal and gives some recommendations to consider in order to improve the test industry for IoT and embedded systems.

Jon Hagar's picture Jon Hagar
RoboCop Building a Better RoboCop: The Stages of Software Testing

In the movie RoboCop, the cyborg law enforcement officer advised people to “Stay out of trouble.” This article focuses on ways to stay out of trouble when building a software product by following the stages of software testing, using the 1987 movie’s titular character as an example. Let’s examine each testing stage and see if we can build a better RoboCop.

Michael Mak's picture Michael Mak
Testing on mobile devices Demystifying Mobile Testing: Critical Thinking Prevails

There are so many testers who think mobile testing is completely different from other types of testing. But there is no need to totally shift their testing paradigm and strategy; mobile testing is not that different after all. This article details the commonalities and differences in testing mobile applications and how lessons learned from testing other applications can be applied to mobile as well.

Raj Subrameyer's picture Raj Subrameyer
Test automation frameworks Heresy! Automation Does Not Require Test Cases

Traditionally, automated scripts are derived from existing test cases. But if we divorce the notion of “automation” from the notions of “test cases” and “test scripts,” we can think of automation as a judicious use of technology to help humans do their jobs. This broadens our world to include different tools that can help testers increase coverage, test faster, and detect trends.

Paul Grizzaffi's picture Paul Grizzaffi
Shift right Testing the Unexpected: A Shift Right in DevOps Testing

When it comes to testing in DevOps, more than simple regression checking can be automated. By shifting right in the lifecycle and testing in production, you can analyze the undefined, unknown, and unexpected by relying on real traffic and unpredictable test input. With shorter implementation and release cycles, testing and production come closer together.

Stefan Friese's picture Stefan Friese
Rope fraying Your Load Test Model Is Broken: How to Understand and Correct the Data

When conducting load testing, if all you do is run the same tests and then examine data such as average response time, you could be missing some red flags. Load test models usually aren't analogous to the real world, so you may have disappointed users you don't even know about. It's our responsibility to understand what our tools do as well as what the results mean.

Jeremy Carey-Dressler's picture Jeremy Carey-Dressler
DevOps You Can’t Buy DevOps

There are organizations that want to “buy DevOps,” like it is a plugin to add to the development process. They often create a new role, team, department, or infrastructure. But you can't buy DevOps, and it's not a designated team, either. It is the idea of people working together. Here are some approaches to get you there.

Matt Heusser's picture Matt Heusser

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