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An example of the JDataFrame API being used to convert some data in Groovy into JSON that can then be converted into a data frame in the R Project for Statistical Computing via the RJSONIO library.

JDataFrame API: Easily move data from Java to R

Post author:thospfuller
Post published:January 30, 2022
Post category:Java jsonlite R Project rjson RJSONIO Software Engineering tidyjson
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The JDataFrame API is middleware that is used to convert data in Java into a data frame in the R Project for Statistical Computing.

On Friday, May 22nd 2020, Erik Brandsberg, Chief Technical Officer (CTO) of Heimdall Data, reviewed the Heimdall Distributed Database Proxy.

Demo Friday: Erik Brandsberg will review the Heimdall Distributed Database Proxy (2020)

Post author:thospfuller
Post published:May 20, 2021
Post category:Uncategorized
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On Friday, May 22nd 2020, Erik Brandsberg, Chief Technical Officer (CTO) at Heimdall Data, reviewed the Heimdall Distributed Database Proxy (HD). The Heimdall Distributed Database Proxy is a SQL platform for application developers, database administrators, and infrastructure owners. Heimdall helps organizations deliver faster, more reliable, and secure content generation.

This event hosted by the Washington DC CTO Meetup Group and was presented by Erik Brandsberg, CTO of Heimdall Data.

Scaling Beyond PostgreSQL Pg-Bouncer & Postgres Pg-Pool-II: Advanced Traffic Management (2021)

Post author:thospfuller
Post published:May 14, 2021
Post category:Uncategorized
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In this presentation Erik Brandsberg, Chief Technical Officer at Heimdall Data, highlights several deficiencies of PostgreSQL PgBouncer and Postgres Pgpool-II and proposes solutions that improve Postgres database performance and scale.

SEO Hidden Gem: How do you find out which questions your site ranks for?

SEO Gem: How do you find out which questions your site ranks for?

Post author:thospfuller
Post published:April 19, 2021
Post category:Uncategorized
Post comments:1 Comment

Learn how to reveal which questions your website is ranking for using a simple regular expression and a performance query filter in the Google Search Console.

A beautiful butterfly.

A simple Redis client written in Groovy and using Jedis

Post author:thospfuller
Post published:April 11, 2021
Post category:Examples Software Engineering
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Article demonstrates a Groovy script running with Jedis and receiving updates from Redis.

In this article we cover ideas for learning about Technical Search Engine Optimization (Technical SEO).

Technical Search Engine Optimization Crash Course

Post author:thospfuller
Post published:March 22, 2021
Post category:Image Optimization Page Speed Search Engine Optimization SEO Technical SEO
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Technical SEO requires skills in subjects including performance engineering, software architecture, system administration for the Linux Operating System (OS), caching, testing, load testing, Content Delivery Networks (CDN), Content Management Systems (CMS) such as WordPress, programming languages such as PHP, web server configuration and administration for the Apache or NGINX web servers, and much more.

How to Fix the og:image Open Graph Meta Tags are Missing Critical Issue (with pictures)

Post author:thospfuller
Post published:December 25, 2020
Post category:Image Optimization Search Engine Optimization SEO Social Media Technical SEO
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In this article we'll take a brief look at the Open Graph Protocol, the og:image meta tag, and we'll review how to identify that this value is missing and how to fix this issue. Finally, we'll take a look at the Facebook for Developers: Sharing Debugger tool, test several pages, and address an image size issue.

Quickly Connect to an EC2 Instance deployed in a VPC using the AWS Systems Manager Session Manager

Post author:thospfuller
Post published:December 18, 2020
Post category:AWS Software Engineering
Post comments:1 Comment

This article provides a solution for users who need to connect to an Amazon EC2 instance which has been deployed in a Virtual Private Cloud using the AWS Systems Manager Session Manager.

A bunch of peas in a pod (thanks to @jruscello on Unsplash)

Learn How to Mount a Local Drive in a Pod in minikube (2021)

Post author:thospfuller
Post published:December 9, 2020
Post category:Kubernetes minikube
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Explore the full problem and review a fully working solution as it pertains to mapping a local directory to a directory in a pod running in Minikube.

Read more about the article Easy Kubernetes Metrics Server Install in minikube in Five Steps and avoid wasting time on unexpected x509 certificate validation errors

The Yang Ming Elixir Shipping Vessel loaded with many containers. Thanks to @diegitane on unsplash.com.

Easy Kubernetes Metrics Server Install in minikube in Five Steps and avoid wasting time on unexpected x509 certificate validation errors

Post author:thospfuller
Post published:November 29, 2020
Post category:CKAD Kubernetes minikube
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This article addresses an issue with a Kubernetes Metrics Server install on Minikube which isn't working due to an x509 certificate validation error caused by missing IP SANs.