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Achieving Order Guarnetee in Kafka with Partitioning


One of the most important features of Kafka is to do load balancing of messages and guarantee ordering in a distributed cluster, which otherwise would not be possible in a traditional queue. Lets first try and understand the problem statement Let us assume we have a topic where messages are sent and there is a consumer who is consuming these ...

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You’re Doing It Wrong: Retrospectives


If you’re already doing agile wrong, retrospectives are one of the first things you let go of. A shame really, but if you’re doing something wrong, you better screw up the thing that will bring you the most value. Why does dropping retrospective seem the least harmful? If you think planning is important (because it shows you think about work), and ...

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StatsD vs collectd vs fluentd and Other Daemons You Should Know


What are some of the most popular daemons and what can they do? Monitoring is key element in every system, and while our users are a great indicator regarding what’s going on the system, we should be able to give them the best and smooth experience possible. That’s when daemons come in handy, collecting every piece of data we might ...

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Agents for Software Developers, Revisited


A few recent Reddit and Hacker News posts alluded to the idea of agents in the world of software. If professional athletes and artists can have agents representing them in hiring and negotiation situations, why not software talent as well? Recruiters are almost always mentioned in these discussions, and after almost 20 years in agency recruiting I feel I understand ...

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Assigning a subdomain to a Beanstalk application with AWS Route 53


In a previous post I wrote about how to run a Spring Boot application on AWS by using Elastic Beanstalk. I also described earlier how to make your Spring Boot application making use of HTTPS instead of HTTP in combination with BoxFuse. I ended up in that solution to include the necessary SSL certificate in my application sources. Another way ...

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Maven demystified


Due to my Android development background, I am more used to Gradle than to Maven. Although I knew that Gradle was based on Maven, I had never investigated what was going on behind the scenes. During the last week, I have been trying to understand the details and find out what are the different Maven’s components. What is Maven Maven ...

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Deploy Spring Boot Application on Amazon Elastic Beanstalk


In this blog, we are going to see how to deploy a Spring boot application on Amazon ElasticBeanstalk. Amazon ElasticBeanstalk has a preconfigured Java environment, which could be used to deploy a Spring Boot JAR which has the servlet container inside it. For our example, we will use maven as the build tool here. Step 1 : The first step ...

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