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Software Development

Never trust a passing test

One of the lessons when practising TDD is to never trust a passing test. If you haven’t seen the test fail, are you sure it can fail? Red Green Refactor Getting used to the red-green-refactor cycle can be difficult. It’s very natural for a developer new to TDD to immediately jump into writing the production code. Even if you’ve written the ...

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For the sake of laziness!

I like well written code. I like to reach out for perfection. I like to look for the most suitable design and solution. I’m doing it not because I treat software development as a kind of art and myself as an artist. I never looked at this in this way. I’m doing it, because I know it pays off. And ...

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Analyze Donald Trump Tweets with Couchbase and N1QL

AWS Serverless Lambda Scheduled Events to Store Tweets in Couchbase explained how to store tweets in Couchbase using AWS Serverless Lambda. Now, this Lambda Function has been running for a few days and has collected 269 tweets from @realDonaldTrump. This blog , inspired by SQL on Twitter: Analysis Made Easy Using N1QL, will show how these tweets can be analyzed using N1QL.   ...

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Microservices Deployments Evolution

Microservices Are Here, to Stay A few years back, most software systems had a monolithic architecture and slow release cycle. In the recent years, there is a clear move towards Microservices architecture which is optimized for scalability, elasticity, failure, and speed of change. This trend has been further enforced by the adoption of cloud and containers, which also enabled practices ...

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Go vs Python: Parsing a JSON response from a HTTP API

As part of a recommendations with Neo4j talk that I’ve presented a few times over the last year I have a set of scripts that download some data from the meetup.com API. They’re all written in Python but I thought it’d be a fun exercise to see what they’d look like in Go. My eventual goal is to try and ...

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[MEGA DEAL] Big Data Mastery with Hadoop Bundle (89% off)

Tame Massive Data Sets with 44 Hours of Extensive Hadoop Training Hey fellow geeks, This week, on our JCG Deals store, we have an extreme offer. We are offering the Big Data Mastery with Hadoop Bundle for only $46 instead of the original price of $453, yeap that is a massive 89% off. Taming Big Data with MapReduce & Hadoop ...

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The Remote Development Experience

What happens when your client is out of state and the rest the development team is in a different zip code and you have software to deliver? You work remotely, of course. Usually Keyhole blog entries address specific technologies, but this past year I have worked remotely on more than one occasion so I’d like to share my experiences. Distributed ...

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The Remote Development Experience

What happens when your client is out of state and the rest the development team is in a different zip code and you have software to deliver? You work remotely, of course. Usually Keyhole blog entries address specific technologies, but this past year I have worked remotely on more than one occasion so I’d like to share my experiences. Distributed ...

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Eclipse Infrastructure Support for IP Due Due Diligence Type

The Eclipse Foundation’s Intellectual Property (IP) Policy was recently updated and we’re in the process of updating our processes and support infrastructure to accommodate the changes. With the updated IP Policy, we introduced the notion of Type A (license certified) and Type B (license certified, provenance checked, and scanned) due diligence types for third-party dependencies that projects can opt to adopt. ...

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