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) 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.
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.
Article demonstrates a Groovy script running with Jedis and receiving updates from Redis.
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 missing open graph tags 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.
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.
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.
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.
We review five questions as they pertain to the Certified Kubernetes Application Developer (CKAD) exam and include answers along with commentary and verification that the solution works.
In my opinion, practice exams and tests are a very important tool to use when studying for this exam and this article includes 17 links to exams, quizzes, and tests to assist you in your effort.