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Troubleshooting Java Applications on OpenShift
In this article, we go over how to check for performance issues by checking various processes such as garbage collection, resource consumption, and more.
August 18, 2017
by Frederic Giloux
· 10,436 Views · 1 Like
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Kafka Producer Architecture - Picking the Partition of Records
This article covers Kafka Producer Architecture, including how a partition is chosen, producer cadence, partitioning strategies, and consumers.
August 18, 2017
by Jean-Paul Azar
· 69,658 Views · 12 Likes
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Announcing log4j-aws-appenders
This new homebrew project will help append your Log4j logs to prep them for CloudWatch, giving you more visibility into EC2 apps.
August 17, 2017
by Keith Gregory
· 17,321 Views · 6 Likes
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Kafka Topic Architecture - Replication, Failover, and Parallel Processing
Digging deeper into Kafka architecture, this article covers the details of replication, failover, and parallel processing in this data pipeline software.
August 17, 2017
by Jean-Paul Azar
· 98,171 Views · 29 Likes
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Spring Boot REST API Unit Testing With JUnit
In this tutorial, we go through the process of setting up tests to make sure your API performs as it should, using an open source technology.
August 16, 2017
by Grigor Avagyan
· 118,403 Views · 23 Likes
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Managing Secrets With KMS
Password strength and security is an all important aspect of keeping your data secure. Learn how dev teams can use this AWS service to encrypt/decrypt passwords.
August 15, 2017
by Keith Gregory
· 15,868 Views · 2 Likes
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Serverless: AWS HTTP Gateway — 502 Bad Gateway
If you're running into 502 errors when making HTTP calls with Lambda, make sure you read the manual and are returning maps.
August 15, 2017
by Mark Needham
· 16,654 Views · 3 Likes
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Hadoop Distributions: Past, Present, and Future
In a world where open-source software can avoid vendor lock-in, are major Hadoop distributors discarding some of that benefit to the detriment of Hadoop users?
August 15, 2017
by Mark Chopping
· 10,614 Views · 3 Likes
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How to Order Streamed DataFrames
Many of the solutions that you experiment with to help you order streamed DataFrames will bring you to disappointment. Luckily, there's a light at the end of the table!
August 15, 2017
by Mahesh Chand Kandpal
· 6,887 Views · 1 Like
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5 Docker Logging Best Practices
Microservices and containers mesh well, but they make logging a challenge. Take these considerations in mind when setting up your monitoring.
August 12, 2017
by Jeffrey Walker
· 25,343 Views · 6 Likes
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Docker Commands for Development to Deployment
This article lists and explains all the commands needed for a Docker container, from developing the image to deployment.
Updated August 10, 2017
by Saravanan Subramanian
· 23,548 Views · 31 Likes
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Kafka Producer in Java
This detailed tutorial will help you create a simple Kafka producer, which allows you to publish records to the Kafka cluster.
August 10, 2017
by Jean-Paul Azar
· 108,659 Views · 14 Likes
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Angular Authentication With OpenID Connect and Okta in 20 Minutes
In this article, we build a simple web application in Angular and then show you how to add authentication measures, allowing your users to sign in and out.
August 10, 2017
by Matt Raible
· 20,879 Views · 6 Likes
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MuleSoft API Lifecycle Management
Learn about the lifecycle of an API managed with MuleSoft, from the design and build stages, to implementation and management.
August 10, 2017
by Arnny Y
· 23,090 Views · 5 Likes
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Code Smells: Null
It's time to talk about the dreaded null, the problems it causes, and how to fix them using a combination of tooling and Java language options.
August 10, 2017
by Trisha Gee
· 26,099 Views · 41 Likes
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Kafka Architecture
Learn about the architecture and functionality of Kafka, the software for building real-time streaming data pipelines, in this comprehensive primer.
August 9, 2017
by Jean-Paul Azar
· 136,658 Views · 111 Likes
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CompletionStage Support in Server-Side JAX-RS
JAX-RS 2.1 offers new support for asynchronous processing. Let's see how CompletionStage works with a sample app and a corresponding code breakdown.
August 8, 2017
by Abhishek Gupta DZone Core CORE
· 9,229 Views · 4 Likes
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Docker Images Tree Visualization
See how you can still get a hierarchy tree visualization of the images in your container after the most recent Docker release.
August 8, 2017
by Peter Pilgrim
· 20,163 Views · 5 Likes
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Composing a Sharded MongoDB Cluster on Docker Containers
Learn about writing a Docker file and cluster initiation scripts that will allow us to deploy a sharded MongoDB cluster on Docker containers.
August 4, 2017
by Ayberk Cansever
· 55,865 Views · 6 Likes
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Implementing a Jenkins Plugin From Scratch in 5 Steps and Less Than 5 Minutes
If Jenkins does not yet have the plugin you need, this tutorial shows you how to structure, execute, and package your own Jenkins plugin from scratch.
Updated August 4, 2017
by Guglielmo Iozzia
· 31,038 Views · 5 Likes
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