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Considerations When Returning Java 8's Optional From a Method
In the debate over single vs. multiple returns when using Java Optionals, here are some tips to ensure your code is both functional and readable.
January 31, 2018
by Dustin Marx
· 42,453 Views · 12 Likes
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The Advantages of Scala
No language is perfect for every use case, but Scala brings a lot of advantages. Let's go over some of its more desirable features and when to consider Scala.
January 31, 2018
by Eugene Klimenko
· 54,272 Views · 16 Likes
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Installing RabbitMQ With Erlang on AWS EC2 Amazon Linux Instance
In this article, we're going to see how to combine this suite of popular technologies to create a development environment. Read on for more!
January 30, 2018
by Ajay Sodhi
· 21,173 Views · 3 Likes
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Kotlin Null Safety for the Optional Experience
Here, we'll go through several of Kotlin's null safety operators to see how you can bring your Optional experience over to Kotlin.
January 30, 2018
by Paweł Szeliga
· 50,350 Views · 11 Likes
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Installing Java 8 on AWS EC2 Amazon Linux Instance
Take a quick look at this brief tutorial showing you how to install Java 8 in an Amazon EC2 instance.
January 30, 2018
by Ajay Sodhi
· 186,359 Views · 5 Likes
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Case Study: Project Management Tools (Jira Included) Don't Suck.
A story about how you haven't done your homework properly, and what your team needs as a base for any PM tool to build upon.
January 30, 2018
by Anderson Q
· 12,493 Views · 5 Likes
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Handling BigDecimal in Talend
If you are dealing with money or precision is a must, use BigDecimal. Otherwise, Doubles tend to be good enough. Let's dive into this concept a little more.
January 29, 2018
by Madhuka Udantha
· 16,198 Views · 1 Like
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SQL Injection Vulnerabilities and How to Prevent Them
SQLi is one of the most common and severe vulnerabilities. Learn what you as a developer can do to prevent SQL injection attacks on your application.
January 29, 2018
by Sven Morgenroth
· 96,963 Views · 3 Likes
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Immutable vs. Unmodifiable in JDK 10
See how Java 10 is preparing to more fully embrace immutability, or at least unmodifiability, through methods aimed at making it more understandable to devs.
January 29, 2018
by Dustin Marx
· 15,786 Views · 15 Likes
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Citus and pg_partman: Creating a Scalable Time Series Database on Postgres
The best in class for improving time partitioning is pg_partman and today, we'll dig into getting time partitioning set up with your Citus database cluster using pg_partman.
January 26, 2018
by Craig Kerstiens
· 8,217 Views · 2 Likes
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Kotlin: Reified Type Parameters
Want to see how Kotlin reifies generic type parameters and what doors that opens up for you? Let's walk through some sample code that uses Jackson.
January 26, 2018
by Biju Kunjummen
· 17,261 Views · 2 Likes
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JSON and PL/SQL 12.2: Get Values From JSON Documents With API
Learn about pre-defined PL/SQL object types to perform fine-grained programmatic construction and manipulation of in-memory JSON data.
January 26, 2018
by Steven Feuerstein
· 13,724 Views · 5 Likes
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implyr: R Interface for Apache Impala
A new R package implyr enables R users to query Impala from R using the popular package dplyr. Come and learn all about it!
January 25, 2018
by Ian Cook
· 7,479 Views · 1 Like
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Database Design Decisions for Multi-Version Concurrency Control
The MVCC design choices implemented in NuoDB are shown to achieve good overall performance both in terms of transactional throughput and latency.
January 25, 2018
by Milena Ivanova
· 7,147 Views · 3 Likes
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Java Autonomous Driving: Car Detection
Ever wanted to build a real-time video object detection application? Well, we do just that in this post, with the view to having it work in autonomous cars!
January 24, 2018
by Klevis Ramo
· 27,754 Views · 32 Likes
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ZK MVVM Pattern: Server-Side Data Binding
ZK is a great framework for developing in Java and performing data binding on said web applications. Read on to learn more!
January 23, 2018
by Hawk Chen DZone Core CORE
· 23,518 Views · 23 Likes
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How to Query InfluxDB
Learn how to query time series data in your InfluxDB database using IFQL, an improved query language that is very similar to SQL.
January 23, 2018
by Gianluca Arbezzano
· 55,360 Views · 3 Likes
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Non-Blocking REST APIs With Kotlin, Spring 5, Swagger, and Project Reactor
In this article, I will describe how to bootstrap a new Spring 5 project that integrates Kotlin, Spring Webflux functional, Project Reactor, Swagger, Gradle, and JUnit.
January 23, 2018
by Carmine DiMascio
· 33,230 Views · 15 Likes
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Converting HTML to RichTextString for Apache POI
It isn't easy to convert HTML to Apache POI’s RichTextString class, but here is how to get your HTML into an Excel workbook for readability.
January 22, 2018
by Michael Good
· 29,490 Views · 2 Likes
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5 Tips for Performant, Thread-Safe Java From ConcurrentHashMap
Want to make the most of your ConcurrentHashMaps? Need to ensure they're thread-safe and as high-performance as possible? Here are five tips to keep in mind.
January 21, 2018
by Thomas Krieger
· 35,311 Views · 15 Likes
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