Software Development
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SQL: Counting Groups of Rows Sharing Common Column Values
In this post, I focus on using simple SQL SELECT statements to count the number of rows in a table…
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Iterate over all keys in a Redis Cluster
Redis provides a neat command to iterate over all keys on a node. It’s the SCAN command that is used…
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Cohesion – The cornerstone of Software Design
Cohesion is one of the most important concepts in software design. Cohesion is at the core of the vast majority…
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Give Enterprise APIs Visibility With Swagger And GrokOla
The Keyhole Labs team is excited to announce that GrokOla now offers Swagger integration. GrokOla users can now upload Swagger JSON…
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Getting Started with rkt
This February, CoreOS announced that their rkt container runtime had graduated to version 1.0. rkt has come a long way…
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How to Log in Apache Spark
An important part of any application is the underlying log system we incorporate into it. Logs are not only for…
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Scalable I/O: Events- Vs Multithreading-based
Everything begins with a refresher reading of my fundamental papers – yes, I use a set of papers and books…
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Converting Markdown to PDF or DOCX with Pandoc
Markdown is a popular text formatting syntax among developers these days. Popular Sites like Github or Bitbucket use Markdown for…
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Neo4j: A procedure for the SLM clustering algorithm
In the middle of last year I blogged about the Smart Local Moving algorithm which is used for community detection…
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