Testing, Deployment, and Maintenance Resources

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

· 12,660 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

· 8,245 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

· 22,600 Views · 5 Likes

Why Your Microservices Need GraphQL

See what GraphQL brings to microservices.

April 25, 2021

by Noorain Panjwani

· 11,324 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

· 8,497 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

· 5,787 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

· 7,987 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

· 16,974 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

· 54,417 Views · 7 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

· 52,809 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

· 9,963 Views · 6 Likes

Hybrid Multi-Cloud Event Mesh Architectural Design

Building the event mesh with Camel

April 23, 2021

by Christina Lin

CORE

· 11,798 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

· 6,664 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

· 49,492 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

· 7,403 Views · 2 Likes

Building an Angular Bot With AWS Lex

Here's an in-depth guide to building your own Angular chatbot.

Updated April 21, 2021

by Amar Deep Singh

CORE

· 19,361 Views · 6 Likes

Managing Secrets Deployment in GitOps Workflow

The importance of keeping your secrets safe.

Updated April 19, 2021

by Jaswinder Kumar

· 13,828 Views · 9 Likes

Using Git Submodules With Gitlab CI/CD

We use Git submodules to keep a Git repository as a subdirectory of another Git repo. This is usually done for a set of common files you want to refer to in multiple repos.

April 18, 2021

by Rishab Aggarwal

· 28,724 Views · 5 Likes

Data Ingestion From RDBMS: Leveraging Confluent's JDBC Kafka Connector

Kafka Connect assumes a significant part for streaming data between Apache Kafka and other data systems. Importing data from the Database set to Kafka topic.

April 17, 2021

by Gautam Goswami

CORE

· 7,273 Views · 3 Likes

Running Selenium Tests in Jenkins

Wondering how to integrate Jenkins with Selenium WebDriver? This guide will help you run Selenium tests in Jenkins. Learn more.

April 16, 2021

by Shalini Baskaran

· 26,030 Views · 4 Likes

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