Java Resources

How to Activate New User Accounts by Email

In a previous article, I explained how to create an activation link for new users of a web app. In this article, I'll show you how to send that link via email using SMTP.

June 13, 2021

by Alejandro Duarte

CORE

· 7,214 Views · 5 Likes

Multithreading in Java

Every programmer comes across Multithreading and for some reason, it has been considered hard to understand. Well, it's not.

June 12, 2021

by Upanshu Chaudhary

· 14,637 Views · 9 Likes

Spring Data: Easy MongoDB Migration Using Mongock

In this tutorial, we will learn how to manage and apply MongoDB database schema changes using Mongock.

June 11, 2021

by Anicet Eric

· 24,519 Views · 2 Likes

Performance Engineering Management: A Quick Guide

Processes, Techniques, Best practices, Teams, and Tool Sets.

June 9, 2021

by Bikram Sinha

· 15,294 Views · 18 Likes

User-Friendly API Publishing and Testing With Retrofit

A developer-friendly approach to exporting public APIs is packaging DTOs and endpoint interfaces in an API jar file and using the Retrofit framework to create type-safe clients for integration testing.

June 9, 2021

by Jasper Sprengers

CORE

· 6,935 Views · 2 Likes

Decorators and Mixins in Lightning Web Components

Lightning Web Components, decorators, and mixins. This article is a brief analysis and tutorial of these components and how they work with Salesforce.

June 8, 2021

by Michael Bogan

CORE

· 11,035 Views · 2 Likes

Introducing Cloudera SQL Stream Builder (SSB)

SSB is an improved release of Eventador's SQL Stream Builder with integration into Cloudera Manager, Cloudera Flink, and other streaming tools.

Updated June 6, 2021

by Tim Spann

CORE

· 14,128 Views · 5 Likes

Get Started With Java Serverless Functions

Quarkus allows you to develop serverless workloads with familiar Java technology.

June 4, 2021

by Daniel Oh

CORE

· 12,560 Views · 7 Likes

Optimize the Execution Time of Spring Integration Tests

This article covers a multitude of areas on real project data, including time-consuming data, optimization, and integration. Read below for a full tutorial!

June 2, 2021

by shaoyang liu

· 9,044 Views · 2 Likes

What Are Hypothetical Indexes in PostgreSQL?

Explore why you might need hypothetical indexes in PostgreSQL and how to use them,

June 1, 2021

by Sahil Aggarwal

· 8,989 Views · 8 Likes

How to Composite 2 Images Together in Java

Composite a layered image onto a base image by leveraging APIs in Java.

May 26, 2021

by Brian O'Neill

CORE

· 5,657 Views · 1 Like

Video Streaming With Akka Streams

Streaming videos should not give you a headache. Proper tools like Akka Streams will increase your efficiency. Here you can learn more about streaming.

May 26, 2021

by Bartłomiej Żyliński

CORE

· 12,221 Views · 9 Likes

Different Types of AspectJ Weaving

How each weaving types work, internally.

May 24, 2021

by Axellageraldinc A

· 13,130 Views · 3 Likes

What Is Serverless With Java?

The serverless development model is now a requirement for enterprises that want to spin up their business applications on-demand rather than running them all the time.

Updated May 22, 2021

by Daniel Oh

CORE

· 22,918 Views · 36 Likes

How to Protect URLs from SSRF Threats in Java

Learn how to check URLs for standard and HTML embedded Server-Side Request Forgery attacks using APIs in Java.

May 22, 2021

by Brian O'Neill

CORE

· 11,390 Views · 3 Likes

Introducing Coding Constraints Using ArchUnit

Introduce certain design/coding level constraints to developers while implementing the functionalities with ArchUnit.

May 20, 2021

by Pravin Tarte

· 7,887 Views · 6 Likes

Introduction to Apache Kafka With Spring

Introduction to Apache Kafka with Spring.

May 20, 2021

by Otavio Santana

CORE

· 11,909 Views · 11 Likes

Looking for the Best Java Data Computation Layer Tool

This essay is a deep dive into 4 types of data computation layer tools (class libraries) to compare structured data computing capabilities and basic functionalities.

May 20, 2021

by Jerry Zhang

CORE

· 6,069 Views · 1 Like

5 Ways To Implement Cryptography in Java

Cryptography can go wrong in a number of ways. We highlight some of the challenges Java developers face when building cryptography into their existing code.

May 19, 2021

by Gary Schneir

· 5,547 Views · 1 Like

High-Performance Batch Processing Using Apache Spark and Spring Batch

Batch processing is dealing with a large amount of data; it actually is a method of running high-volume, repetitive data jobs and each job does a specific task.

May 16, 2021

by Reza Ganji

CORE

· 26,428 Views · 7 Likes

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