Language Resources

Java Concurrency: Understanding the ‘Volatile’ Keyword

This deep dive into Java concurrency focuses on properly using the volatile keyword in your code.

Updated March 8, 2021

by Bruno Masci

· 23,021 Views · 15 Likes

Google Guava and Its Two Fantastic Libraries: Graph and Eventbus

The main idea behind it was to include generics introduced in JDK 1.5 into Java Collections Framework, or JCF, and enhance its capability.

March 8, 2021

by Reza Ganji

CORE

· 18,313 Views · 9 Likes

Apache Cassandra With Java: Introduction to UDT

The Apache Cassandra User-defined types (UDTs) might be beneficial to the Java programming model. In this post, we'll explore how to take advantage of it.

March 7, 2021

by Otavio Santana

CORE

· 6,568 Views · 28 Likes

How to Detect Hate Speech Text in Java

Use Natural Language Processing APIs to perform hate speech analysis and detection on English text in Java. This tool is currently only available for English input text.

March 7, 2021

by Brian O'Neill

CORE

· 8,022 Views · 3 Likes

Dare Mighty Things — ASCII

ASCII — The simplest communications protocol and the only data format that can be universally decoded by any computer on the planet.

Updated March 6, 2021

by Jawad Hasan Shani

CORE

· 22,438 Views · 2 Likes

DataWeave Interview Question: Concatenate Elements of an Array

This article will help you practice your DataWeave skills in MuleSoft. We're going to use two different approaches to concatenate an array of letters.

Updated March 6, 2021

by Gaurav Dubey

· 7,954 Views · 1 Like

DataWeave: The mapObject Function

The mapObject DataWeave function transform data contained in an object. It iterates over each key/value pair, applies a transformation to each key, and outputs an object.

March 6, 2021

by Alex Theedom

· 4,510 Views · 3 Likes

Gradle Goodness: Enabling Preview Features For Java

Check out how to enable and play with preview Java features in Gradle.

March 5, 2021

by Hubert Klein Ikkink

· 8,817 Views · 2 Likes

Apache Cassandra Horizontal Scalability for Java Applications [Book]

Get to know how to use Cassandra with Java, the applicability with Cassandra, and several Java Frameworks such as Hibernate, Spring, Quarkus, Jakarta EE, and so on.

March 4, 2021

by Otavio Santana

CORE

· 7,828 Views · 4 Likes

Deadlock-Free Synchronization in Java

Here, we look at the origin of deadlocks, consider a method for discovering deadlocks in existing code, and learn how to design a deadlock-free synchronization.

March 4, 2021

by Sergey Samokhodkin

· 15,639 Views · 8 Likes

Migrating COBOL Batch to Spring Batch

Bulk data processing usually performs asynchronous due to the transitional engine capabilities. Batch processing is suitable for optimizing the execution of high-volume repetitive tasks.

March 4, 2021

by Ravi Kiran Mallidi

CORE

· 6,901 Views · 3 Likes

The Materialized Path Technique: Tree Structures for Relational Database Systems

Create three-dimensional tree structures in a relational database system using materialized paths.

March 3, 2021

by Thomas Hansen

CORE

· 23,327 Views · 4 Likes

Building a Microservice in Perl (Part 1): Designing the API

A brief description of microservices, then jumping into defining one with OpenAPI.

Updated March 2, 2021

by Mark Gardner

CORE

· 4,019 Views · 6 Likes

How To Handle 100k Rows Decision Table in Drools (Part 3)

In this article, I created a prototype to demonstrate how to handle large rows in a decision table with reasonable performance. This is part 3 of the series.

March 2, 2021

by Ryan ZhangCheng

· 6,596 Views · 5 Likes

SKP's Algorithms and Data Structures #9: Java Problem: Monkeys in the Garden

This Article Series Focuses on Algorithms, Data Structures, or Applying them to Problem Solving. In this Article, We Discuss the Solution to [Monkeys in the Garden] Problem from Techgig.

February 28, 2021

by Sumith Puri

· 4,179 Views · 3 Likes

SKP's Algorithms and Data Structures #6: Java Problem: Active Traders

This Article Series Focuses on Algorithms, Data Structures, or Applying them to Problem Solving. In this Article, We Discuss the Solution to [Active Traders] Problem from Hacker Rank.

February 28, 2021

by Sumith Puri

· 7,864 Views · 3 Likes

SKP's Algorithms and Data Structures #5: Java Problem: Changes in Usernames

This Article Series Focuses on Algorithms, Data Structures, or Applying them to Problem Solving. In this Article, We Discuss the Solution to [Usernames Changes] Problem from Hacker Rank.

February 28, 2021

by Sumith Puri

· 6,244 Views · 3 Likes

How to Send/Receive Product Object To/From Queue (Spring + JMS + ActiveMQ Example with Annotations) [Video]

Got 10 minutes? Then check out this video about have to send and receive product objects both to and from queue, with an example including Spring, JMS, and ActiveMQ.

February 28, 2021

by Ram N

· 3,605 Views · 4 Likes

TDD Typescript NestJS API Layers with Jest Part 3: Repository Unit Test

This is a 3 part series for unit testing the controller, service, and repository layers in a typical REST architecture. The final part shows testing the Repository Unit.

February 28, 2021

by Dale Waterworth

· 14,549 Views · 2 Likes

PySimpleGUI: How to Draw Shapes on an Image With a GUI

Let's add some flair to that image.

February 27, 2021

by Mike Driscoll

· 9,405 Views · 2 Likes

The Latest Languages Topics