Latest Articles

Use Mocks in Testing? Choose the Lesser Evil!

Here, I explain best practices around mocking and why it might be better to avoid mocking in order to have real code quality.

Updated October 22, 2020

by Dmitry Egorov

CORE

· 26,607 Views · 11 Likes

How to get Type-Safe and Intuitive Hibernate/JPA Queries

Learn how to use standard Java streams which automatically convert themselves to Hibernate/JPA Queries.

Updated October 22, 2020

by Per-Åke Minborg

· 9,567 Views · 7 Likes

The Ultimate Guide to AWS Step Functions

Find out everything about AWS Step Functions, what they are used for, how to use them, and the advantages or disadvantages that they bring.

October 22, 2020

by Taavi Rehemägi

· 6,249 Views · 1 Like

Using Filter Design Pattern In Java

How to use filter design pattern in Java—also known as Criteria Design Pattern, which is a structural pattern that combines multiple criteria to obtain single criteria.

October 22, 2020

by Brijesh Saxena

CORE

· 24,831 Views · 7 Likes

10 Examples of ConcurrentHashMap in Java

Below are some of the frequent operations around Java's ConcurrentHashMap, like how to create a ConcurrentHashMap, how to update a key or value.

Updated October 22, 2020

by Javin Paul

· 17,334 Views · 6 Likes

How To Disagree the Right Way At Work

Should we agree to disagree or disagree and commit? Agree to disagree stems from a negative mindset of right vs wrong. Learn how to disagree the right way.

Updated October 22, 2020

by Vinita Bansal

· 12,298 Views · 17 Likes

Using Flyweight Design Pattern In Java

In this article, explore the Flyweight design pattern in Java.

October 22, 2020

by Brijesh Saxena

CORE

· 7,930 Views · 6 Likes

How to Embed a jBPM Process in a Java EE Application

In this article, see a tutorial on how to embed a jBPM process in a Java EE application.

October 22, 2020

by Amit Nijhawan

· 6,933 Views · 2 Likes

Gradle Goodness: Replace Files In Archives

In this article, take a look at an example of a task to replace a README file in an archive sample.zip using Groovy and Kotlin DSL.

October 22, 2020

by Hubert Klein Ikkink

· 5,629 Views · 1 Like

Getting Started With Thymeleaf In Spring Boot

Tutorial on how to run an HTML template using Thymeleaf starting from Spring Boot Application setup.

October 22, 2020

by Bhagyashree Nigade

CORE

· 32,762 Views · 6 Likes

Command Design Pattern In Java

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

· 7,327 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

· 84,505 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

· 5,086 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

· 21,951 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

· 7,067 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

· 23,108 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

· 6,773 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

· 16,032 Views · 7 Likes