test methodologies
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Use A/B Testing to Increase Revenue and User Satisfaction Bonnie Bailey writes that software teams should use split, also called A/B, testing to capitalize on the human subconscious. Just about any software effort can benefit from knowing what increases revenue or user satisfaction, which ultimately boosts the success of the project. |
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The Test Automation Hunger GamesThe life of an automated test, whether it acts like it or not, is a game of survival—à la "The Hunger Games." Thrust into the arena of continuous integration, tests must constantly prove their worth and their usefulness. They must fight for their right to exist and be heard. |
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How Exhaustive Testing Ensured a Successful Voyage for the Mars RoverBonnie Bailey writes on the software testing that took place to ensure that NASA's Curiosity rover would have a successful voyage to Mars. NASA's Mars Science Laboratory handled the myriad risks through well-planned software architecture, tight coding standards, and exhaustive testing. |
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Book Review: Discover to Deliver—Agile Product Planning and AnalysisDiscover to Deliver—Agile Product Planning and Analysis, Ellen Gottesdiener's and Mary Gorman's book, is for software teams that are good at creating software but struggle to create the right value. The authors show techniques to help you adapt to the specific delivery method you're using. | 
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Identify the Essence of the Test to Reduce Automation CostsDo you want to improve the readability of automation tests and make them easier to maintain when code or requirements change? Then you need to take a step back from the automation code itself and focus on what software consultant Dale Emery calls the “essence of the test.” |
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Ask Questions and Observe Language to Find State TransitionsBugs that peek out during a window of vulnerability can make us think we’ve been outsmarted. But in their sleuthing bag testers have a powerful tool that can surface such issues: state modeling. Bonnie Bailey describes how to ask the right questions and observe language to find state transitions. |
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Do Software Testers Have Special Ethical Obligations?Some might argue that the same basic ethical rules apply in both professional and nonprofessional contexts—ethics is ethics. Other ethicists believe that all professionals, regardless of their practice, have special moral obligations. So, do software testers have special moral obligations? |
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The Value of Developer Testing in SoftwareDeveloper testing is a great way to improve the quality of your code and deliver more reliably. However, our intuitions about the relative value of testing are often wrong. Only by gaining experience writing tests will you be able to learn which tests really add value. | 
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