Testing, Deployment, and Maintenance Resources

Building Hybrid Multi-Cloud Event Mesh With Apache Camel and Kubernetes

A full installation guide for building the event mesh with Apache Camel. We will be using microservice, function, and connector for the connector node in the mesh.

May 1, 2021

by Christina Lin

CORE

· 13,532 Views · 4 Likes

Kubernetes for Java Developers

There is a new class of tools for dockerizing and deploying an application to Kubernetes which are aimed at developers. The latest in that category is JKube from RedHat.

April 29, 2021

by Taruvai Subramaniam

· 11,850 Views · 8 Likes

Solution To Docker Not Starting in Windows 10

If Docker for Windows 10 is stuck loading in the 'Starting' screen, it could be because your WSL2 installation was not completed properly. Let's fix it!

April 28, 2021

by Ajay Sodhi

· 54,328 Views · 3 Likes

EKS vs. ECS vs. Fargate vs. Kubernetes (AWS Containers Explained)

We take a look at EKS, ECS, Fargate, EC2, and Kubernetes, explaining the role of each in deploying containers on AWS, as well as their pros and cons.

April 28, 2021

by Ned Hallett

· 19,628 Views · 3 Likes

Developer Tooling for Kubernetes in 2021: Skaffold, Tilt, and Garden (Part 2)

A developer explores alternative tools for spinning up a development environment on Kubernetes, namely Skaffold, Tilt, and Garden.

April 27, 2021

by Liran Haimovitch

· 7,875 Views · 3 Likes

Observability and GitOps

Observability is vital; it allows us to manage a system properly, determine if it is working correctly, and decide what needs to be fixed, changed, or improved.

April 27, 2021

by Nicolas Giron

· 13,113 Views · 11 Likes

Lightweight Parallel Tasks in Java Microservices

BascomTask lightweight in-process task orchestration helps reign in the complexities involved with processing data from multiple sources.

April 26, 2021

by Brendan McCarthy

· 8,785 Views · 6 Likes

Spring Boot: Handle AWS RDS Password Change or Rotation Without Restarting

This article is about how you can handle AWS RDS secrets rotation without restarting your Spring Boot application.

Updated April 26, 2021

by Amrut Prabhu

· 23,479 Views · 5 Likes

Why Your Microservices Need GraphQL

See what GraphQL brings to microservices.

April 25, 2021

by Noorain Panjwani

· 11,637 Views · 4 Likes

How to Debug the Spring Boot Application in Eclipse? [Video]

Got bugs in your Spring Boot app? This video shows you how to use Eclipse to debug it. Grab the flyswatter!

April 25, 2021

by Ram N

· 8,956 Views · 2 Likes

Web Application Pen Testing Steps, Methods, and Tools

One simple flaw in app design or a misconfigured web server can potentially cause huge revenue losses. Read on to understand how web app pen testing is carried out.

April 23, 2021

by Cyril James

· 5,987 Views · 4 Likes

Migrate HDFS Data to Azure

A developer and Hadoop expert runs through the processes he and his team used to transfer their data over network with TLS encryption when switching to Azure.

April 23, 2021

by Radhika Mekala

· 8,343 Views · 3 Likes

Spring Boot Microservices + Apache Camel: A Hello World Example

A tutorial on to use Spring Boot in tandem with Apache Camel to unlock the power of routes in your mircoservice-based applications.

April 23, 2021

by Nazia Shaikh

· 18,340 Views · 4 Likes

Secure Spring Boot Application With Keycloak

Are you an experienced Java developer but new to Keycloak? Read through this tutorial presenting step-by-step examples of how to secure your REST API.

April 23, 2021

by Bartłomiej Żyliński

CORE

· 55,479 Views · 8 Likes

Effective Code Reviews For Remote Teams

Code Reviews in a remote-driven world yield a better software design and solution. Find out why that is the case in this latest article by John Vester.

April 23, 2021

by John Vester

CORE

· 53,739 Views · 12 Likes

AWS Security Groups Basics

A Security Group is a virtual firewall for your EC2 instance to control Inbound/Outbound traffic to/from your instance.

April 23, 2021

by Jawad Hasan Shani

CORE

· 10,566 Views · 6 Likes

Hybrid Multi-Cloud Event Mesh Architectural Design

Building the event mesh with Camel

April 23, 2021

by Christina Lin

CORE

· 12,250 Views · 7 Likes

Utilize OpenShift to Manage External Services Metrics

Openshift 4 has great metrics monitor suites used to monitor and create dashboards for infra and application layer services; we can leverage that to manage external services and infra as well.

April 22, 2021

by Ryan ZhangCheng

· 7,082 Views · 2 Likes

How to Create a Java Library: From Scratch to Maven Central

If you usually need to rewrite or copy similar code between different projects, it may be time to stop replicating it and create a library.

April 22, 2021

by Helber Belmiro

CORE

· 51,780 Views · 5 Likes

Resolving Permission Issue in Multi-node Hadoop Cluster

It has been observed when we configure and deploy a multi-node Hadoop cluster or add new DataNodes, there is an SSH permission issue in communication with Hadoop daemons.

April 22, 2021

by Gautam Goswami

CORE

· 7,838 Views · 2 Likes

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