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You’re doing it wrong: Done-Done

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This series is about how to do stuff right by explaining why we do those things we do. If you do, and get the wrong results, you might be doing it wrong. Last time, we talked about the Definition of Done. We use is as vision of where we want to be at the end of the iteration. The question is: What ...

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8 Tips for Collaborating with the Development Team

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Manage the Product, not the Team Focus on your job as the product manager or product owner, and manage the product, not the team. Provide guidance on the product, including its market, value proposition, business goals, and key features. But let the ScrumMaster or coach tackle people, process, and organisational issues; let the development team figure out what needs to be done ...

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State in scalable architectures

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Handling state is one of the cornerstones of software development. Most of business value derived from software relies on state. Depending on the level of abstraction, state, and the approach to handle it, looks like a completely different problem. In this post we’ll see what is common to all of them and how modern scalability needs have pushed towards innovative ...

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Couchbase Docker Container on Amazon ECS

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This blog will explain how to run a Couchbase Docker container using Amazon EC2 Container Service (Amazon ECS). Many thanks to @moviolone for helping understand the concepts and getting this setup running. What is Amazon ECS? Amazon ECS is a container management service that makes it easy to run, stop, and manage Docker containers on a cluster of Amazon EC2 instances. Amazon ...

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Build a Java Web App Quickly With Java Servlet, JSP Tags and Stormpath

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Building Identity Management, including authentication and authorization? Try Stormpath! Our REST API and robust Java SDK support can eliminate your security risk and can be implemented in minutes. Sign up, and never build auth again! We just released a major upgrade of our Java SDK, which now includes Java Webapp (Servlet 3.0+) support with a ton of user automation. Just ...

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Message Level Authorization in Apache ActiveMQ

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While the last post covered Broker Level Authentication, this blogpost is about more strict authorization on message level. I didn’t have this fine granular authorization out there in real life projects, but I want to do it myself and give readers a tutorial to widen their knowledge about security in ActiveMQ and ease their beginning with it. Sometimes it can be ...

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How to remove duplicate rows from a table in SQL

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There are a couple of ways to remove duplicate rows from a table in SQL e.g. you can use a temp tables or a window function like row_number() to generate artificial ranking and remove the duplicates. By using a temp table, you can first copy all unique records into a temp table and then delete all data from the original table ...

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