If the goal of software development is to produce working software then developers need to know more than just how to code – they need to know how to prevent or eliminate functional and non-functional defects.
Too many developers think their job is complete once a feature has been coded. Sometimes they think that it is [...]
Posts Tagged ‘defects’
Build automation has been the theme of my recent learning activities, so when I came across multiple positive references to a tool called FindBugs I decided to give it a try. My conclusion: FindBugs is worth using on all Java projects. Read below for the details.
FindBugs is a Java static analysis tool that scans compiled [...]
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If you are a software developer and have not maintained operational applications with real users hammering away at it, then you are missing some important lessons. You might not fully appreciate the operational challenges facing the maintenance and support team, particularly when the software in question is suffering in the areas of reliability, performance, or [...]
This article is a continuation of my previous article on how to do root cause analysis . As I promised, this article provides examples of root cause analysis being performed.
A famous example of root cause analysis is the presidential commission’s inquiry into the 1986 US Challenger space shuttle explosion, particularly the observations of Nobel [...]
Root cause analysis is an important activity whenever a problem occurs – whether it is a defect, an operational outage, or something else. Whatever the problem, your objective should be to not only resolve the issue but also prevent it from reoccurring in the future. To do this, you need to determine the root cause [...]
What’s your process for fixing a defect? What do you do when you are informed that a feature you developed isn’t working to the users’ satisfaction, or even worse fails to work at all? Here’s what I do.
Initial investigation. My goal is to reproduce the reported problem in the application in my development environment. This [...]
