Latest Articles

Here, we'll discuss the Command Design Pattern — a useful pattern in which we wrap a request in an object known as Command and give it an Invoker to perform.

Updated October 22, 2020

by Brijesh Saxena

CORE

· 7,335 Views · 6 Likes

Connecting Angular to the Spring Boot and Slash GraphQL Recommendations Engine

In this article, I fine-tune the original recommendations engine, add a secondary data source, and write an Angular client to consume the data.

October 22, 2020

by John Vester

CORE

· 84,508 Views · 4 Likes

How to Convert a URL to PNG in Java

Our input will be the URL of the web page we want to capture, any extra loading wait, and the desired size parameters for your output.

October 21, 2020

by Brian O'Neill

CORE

· 5,090 Views · 1 Like

Spring Reactive Microservices: A Showcase

A road-map to developing Reactive Microservices in Spring. We combine material from various official and 3rd party sources and our personal experience.

Updated October 21, 2020

by Kyriakos Mandalas

CORE

· 21,975 Views · 16 Likes

Debugging Microservices Networking Issues — An Introduction

Let’s take a look at some of the possible friction points first, and then explore a few of the possible tools we can use to tackle them.

October 21, 2020

by Leonid Blouvshtein

· 7,069 Views · 7 Likes

How To Mask Sensitive Data

In this quick tutorial, we'll show you how to intercept data before libraries log it into a file by creating a Rewrite Policy for your sensitive data.

October 21, 2020

by Julie Russell

· 23,118 Views · 5 Likes

Confirmation Bias: Going Beyond Our Personal Narrative

When confronted with new info, are you curious about how to apply it and change your perspective, or do you suffer from confirmation bias?

Updated October 21, 2020

by Vinita Bansal

· 6,777 Views · 2 Likes

How To Protect Yourself From Unexpectedly High AWS Bills

We explore several Amazon Web Services (AWS) billing disasters and introduce risk mitigation tools including budgets, alarms, and AWS Single Sign-On (SSO); AWS Cost Anomaly Detection is mentioned in the conclusion and a short quiz follows.

Updated October 21, 2020

by Thomas Fuller

· 16,044 Views · 7 Likes

DevOps Success Stories in the Financial Services Industry

No matter which industry you belong to, DevOps is a must. Let's see some famous DevOps success stories in financial companies.

October 21, 2020

by Pavan Belagatti

CORE

· 13,195 Views · 4 Likes

Adaline Explained With Python Example

In this post, you will learn the concepts of Adaline (ADAptive LInear NEuron), a machine learning algorithm, along with a Python example.

October 20, 2020

by Ajitesh Kumar

· 18,413 Views · 3 Likes

Redis Is Not Just a Cache

In this article, take a look at Redis as a cache, relational database advantages, and more.

October 20, 2020

by Ioan Tinca

· 14,456 Views · 5 Likes

Augmented Analytics With PySpark and Sentiment Analysis

Step by step tutorial of how you can leverage sentiment analysis to enrich tweets data with PySpark and get a feel of the overall sentiments towards COVID19.

Updated October 20, 2020

by Adi Polak

· 8,753 Views · 5 Likes

Observability 101: Terminology and Concepts

Welcome to Observability 101! This post is to help orient folks who want to learn more about observability but feel intimidated by the vocabulary list.

Updated October 20, 2020

by Shelby Spees

· 13,158 Views · 3 Likes

Identifying Non-Functional Requirements (NFR) As Part of Your Agile Project Inception

Full workshop breakdown on how to identify non-functional requirements (NFR) as a part of an agile project inception, including preparation and execution tips.

October 20, 2020

by Ayman Idris

CORE

· 6,709 Views · 4 Likes

Using Proxy Design Pattern In Java

Today, I will discuss another structural design pattern - Proxy Design Pattern. Proxy means an object functioning as another object.

October 20, 2020

by Brijesh Saxena

CORE

· 11,972 Views · 13 Likes

What's Wrong With Big Objects In Java?

The G1 garbage collector, despite its advantages, is currently not good at handling bigger objects, called Humongous. Learn how to diagnose and fix the problem.

October 20, 2020

by Misha Dmitriev

· 15,409 Views · 15 Likes

Minions in Minikube - A Kubernetes Intro for Java Developers

Java developers, it would be despicable not to take a look at this cute project that will give you a hands-on introduction to Kubernetes.

Updated October 20, 2020

by Ryan Dawson

· 15,580 Views · 20 Likes

Configuring Java Apps With Kubernetes ConfigMaps and Helm

This tutorial will show you how to develop Java microservices that use ConfigMaps, see how ConfigMaps are used, and update them in the app.

Updated October 20, 2020

by Ryan Dawson

· 82,822 Views · 18 Likes

A Quick and Practical Example of Kafka Testing

In this tutorial, we learn some of the fundamental aspects of Kafka testing in a declarative way and how to test microservices involving both Kafka and REST.

Updated October 20, 2020

by Nirmal Chandra

· 211,609 Views · 19 Likes

Composite Design Pattern in Java

Want to learn more about the composite design pattern in Java? Take a look at this tutorial to learn how to implement this design pattern in your project.

Updated October 20, 2020

by Brijesh Saxena

CORE

· 63,277 Views · 18 Likes

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