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dockerw – A simple Docker command wrapper for the rest of us

I am regularly working on Docker images and have to play with different settings. Thus I periodically find myself in the “build, run, clean-up, change something, re-build, run, …” rat race. dockerw is a little tool for working with Docker images and containers. And it aims to help you (and me ;-)) to build and (locally) run Docker images while it hides all the ...

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Eclipse Project Branding and Trademarks

As part of the project creation process, the Eclipse Foundation assumes ownership of the project’s name.  As a legal entity, the Eclipse Foundation owns all Eclipse project and corresponding product trademarks on behalf of the the Eclipse community. This prevents companies and others from misusing or misrepresenting their products as being the projects. For a trademark assertion to hold any ...

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Managing Secrets with Vault

spring-interview-questions-answers

How do you store Secrets? Passwords, API keys, secure Tokens, and confidential data fall into the category of secrets. That’s data which shouldn’t lie around. It mustn’t be available in plaintext in easy to guess locations. In fact, it must not be stored in plaintext in any location. Sensitive data can be encrypted by using the Spring Cloud Config Server ...

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Our Tools (Sometimes) Lie to Us

My bachelors degree is in Electrical Engineering and when I started looking for my first post-college job, I had to make the decision whether to work in more traditional electrical engineering careers or in computer science-oriented careers. I had been writing code in BASIC since I was a kid, then Borland Turbo Pascal in my middle school and high school ...

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Product Owners and Learning, Part 5

When I think of POs and the team, I think of learning in several loops: The PO learns when the team finishes small features or creates a prototype so the PO can see what the team is thinking/delivering. The team learns more about its process and what the PO wants. If the Product Manager sees the demo, the Product Manager ...

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Increasing Resource Efficiency with Microscaling

According to Gartner, the average data center utilization worldwide is around 10 to 15 percent, which isn’t great for resource efficiency. The leaders in resource utilization, Google and Netflix in particular, do a lot better at 50 to 70 percent. Unfortunately, resource efficiency is probably going to get worse if we don’t do anything about it. Public cloud and automation ...

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Applying TF-IDF algorithm in practice

In this post I am going to share my experience with categorizing unstructured data in URLs. I ended up applying TF-IDF algorithm to solve the problem at hand and thought the experience would be interesting to share. The post is focusing solely on the problem solving, but as the context used is related to Plumbr then first some background for ...

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Developing Modern Applications with Scala: Testing

This article is part of our Academy Course titled Developing Modern Applications with Scala. In this course, we provide a framework and toolset so that you can develop modern Scala applications. We cover a wide range of topics, from SBT build and reactive applications, to testing and database acceess. With our straightforward tutorials, you will be able to get your ...

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