Language Resources

Java: Why a Set Can Contain Duplicate Elements

Learn why Sets and Maps can contain duplicate elements and keys and how to avoid the problem in applications with object reuse.

December 21, 2021

by Per-Åke Minborg

· 14,102 Views · 4 Likes

How to Check if a Java Project Depends on A Vulnerable Version of Log4j

If your application uses Log4j from version 2.0-alpha1 to 2.14.1, you should update to the latest version (2.16.0 at the time of writing this) as soon as possible.

December 20, 2021

by Alejandro Duarte

CORE

· 13,533 Views · 6 Likes

Database Migration to Azure for PostgreSQL

A lot of organizations choose the Azure cloud for its rich infrastructure. In this post, we'll explore different options of database migration to Azure PostgreSQL.

December 19, 2021

by Vlad Bilyak

· 7,284 Views · 2 Likes

Importance of Learning Java for Cybersecurity

Java is one of the most-used programming languages for applications, including cybersecurity. In this post, learn why Java is important to secure web design.

December 19, 2021

by Mahipalsinh Rana

· 9,491 Views · 1 Like

Fixing a SOLR Memory Leak

Let's get things working again.

December 18, 2021

by Harish Kumar Murugesan

· 7,921 Views · 27 Likes

Data Structures in SQL: The Definitive Guide

Data structures designate different ways of storing data on a computer. Choosing the right data structure for your data can make a tremendous impact.

December 18, 2021

by Felix Schildorfer

· 9,741 Views · 4 Likes

Auto Logging in Class and Method Level Using Custom Annotations in Spring Boot App

Learn how to automate logging in class and method level using custom annotations in the SpringBoot application, benefitting aspect-oriented programming.

December 17, 2021

by Artun Kutluk

· 15,274 Views · 6 Likes

String Operations on Phone Numbers in SQL

Most DBAs and developers need to not only capture phone numbers, but make them usable. Formatting can make this a tricky task. Let’s look at how to solve it

December 15, 2021

by Shanika WIckramasinghe

· 8,425 Views · 1 Like

Building an AWS Integration for Salesforce Image Handling

A solution that not only offloads your Salesforce image storage to Amazon Web Services (AWS), but also resizes and renders those images on demand.

December 15, 2021

by Michael Bogan

CORE

· 7,819 Views · 1 Like

How To Do Deletion Animations With CSS

In this tutorial, we're going to be looking at a bunch of different 'delete' styles to use on your next project. Let's look at how to create a set of delete animations.

December 15, 2021

by Johnny Simpson

· 6,594 Views · 2 Likes

PostgreSQL vs MySQL Performance

Sometimes a highly scientific performance test doesn't speak well about the end result you might end up with. Using a "fully-fledged app" is therefore better.

December 14, 2021

by Thomas Hansen

CORE

· 32,801 Views · 1 Like

Java Media Player: Web Browser-Based Approach

A simple way to build Java Media Player using web browser capabilities.

December 14, 2021

by Vladimir Ikryanov

· 8,204 Views · 5 Likes

WebFlux and Spring Data Example for Java Records

Look at the characteristics and benefits of Java records and see how to use them to develop a REST API and query a database.

December 13, 2021

by Jimena Garbarino

· 6,384 Views · 2 Likes

MongoDB Basics in 5 Minutes

This article is intended for beginners who want to quickly learn the basics of working in MongoDB without getting into the documentation and tutorials on YouTube.

December 12, 2021

by Alexey Shepelev

CORE

· 14,639 Views · 19 Likes

Java: Migrating From Java 8 to Java 17

In this article, I will highlight some extremely important features available which can be learned and implemented quickly when migrating from directly Java 8 to Java 17.

December 12, 2021

by Sameer Shukla

CORE

· 40,407 Views · 41 Likes

What Is a Functor? Basic Theory for Java Developers

Are you a Java developer who wants to know the theory behind Functors? Here you will find a step-by-step tutorial that will help you understand them.

Updated December 9, 2021

by Bartłomiej Żyliński

CORE

· 15,389 Views · 13 Likes

What Is a Monad? Basic Theory for a Java Developer

Are you a Java developer who wants to know the theory behind Monads? Here you will find a step-by-step tutorial that will help you understand them.

Updated December 8, 2021

by Bartłomiej Żyliński

CORE

· 49,088 Views · 24 Likes

Migrating from Sakila-MySQL to Couchbase - Part 3: Stored Procedures

This is part 3 of migrating from Sakila to Couchbase series. Today, we will cover stored procedures that we can implement as functions.

December 8, 2021

by Isha Kandaswamy

· 5,116 Views · 1 Like

How to Integrate Google Workspace With Oracle APEX and Oracle Database: Part 2

More good news: The ultimate guide continues with how to integrate your company's Google Workspace with Oracle APEX using JavaScript library and the service account.

December 7, 2021

by Wojciech Sowa

· 7,036 Views · 2 Likes

Using Datafold to Enhance DBT for Data Observability

We’ll look at how Datafold and dbt work in tandem to bring observability and repeatability into your data quality process.

December 7, 2021

by Michael Bogan

CORE

· 9,205 Views · 1 Like

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