Coding Resources

Visualizing H2O GBM and Random Forest MOJO Models Trees in Python

In this code-heavy tutorial, learn how to use the H2O machine library to build a decision tree model and save that model as MOJO.

September 29, 2017

by Avkash Chauhan

· 16,175 Views · 4 Likes

Lightweight JVM Diagnostics Tools and Containers

Here are the challenges with running JVM diagnostics on containerized apps and how you can get around them to get good performance data.

September 29, 2017

by Sasha Goldshtein

· 12,424 Views · 4 Likes

Aggregate Millions of Database Rows in a Spring Controller

Learn how to perform ultra-fast aggregations in Java with Spring and Speedment—even with large datasets with millions of rows.

September 28, 2017

by Emil Forslund

· 34,353 Views · 15 Likes

Creating Test Cases Using Script Mode With Katalon Studio

This tutorial will show you how to programmatically write automated test cases in script view in Katalon Studio, using Java and Groovy.

September 28, 2017

by Oliver Howard

· 10,933 Views · 10 Likes

How to Ensure the Security of Your APIs

Learn how to implement security measures for your APIs by following the steps in this detailed tutorial on defining a custom OAuth2.0 security scheme.

September 28, 2017

by Nagarjunareddy K

· 29,046 Views · 2 Likes

Benchmarking Google Cloud Spanner, CockroachDB, and NuoDB

Take a deep dive into three elastic SQL databases, all of which are pretty promising options that meet the needs of the modern data center.

September 28, 2017

by Boris Bulanov

· 12,124 Views · 4 Likes

User, Sys and Real Times in GC Log

You can never know too much about Garbage Collection in Java. Here are breakdowns of what user, sys, and real time means in your GC log.

September 28, 2017

by Grzegorz Mirek

· 15,342 Views · 16 Likes

Apache Flink vs. Apache Spark

Should you switch to Apache Flink? Should you stick with Apache Spark for a while? Or is Apache Flink just a new gimmick? Get the answers to these and other questions.

September 26, 2017

by Ivan Mushketyk

· 54,929 Views · 15 Likes

Lambdas and Clean Code

As with the introduction of any new tool, Java 8's lambda expressions have led to odd biases and poor use. Here are some considerations to keep your code clean.

September 26, 2017

by Nicolas Fränkel

· 34,152 Views · 109 Likes

Understanding API Design

This in-depth guide to API design will help you understand the types of APIs, their structure, and how to make calls and navigate them.

September 26, 2017

by Nagarjunareddy K

· 12,637 Views · 14 Likes

Developing a Basic Web Application Using Python

In this in-depth, code-heavy tutorial, learn how to use Python to create basic web apps. Once you know how to do this, you can make any web app to fit your needs!

September 26, 2017

by Arnny Y

· 117,647 Views · 8 Likes

Basic Example for Spark Structured Streaming and Kafka Integration

With the newest Kafka consumer API, there are notable differences in usage. Learn how to integrate Spark Structured Streaming and Kafka using this new API.

September 26, 2017

by Ayush Tiwari

· 64,546 Views · 17 Likes

Migrating Your Project to Jigsaw Step by Step

Want to dive into Java 9's modularity? Here's a step-by-step guide to moving your project to take advantage of Jigsaw's features.

September 26, 2017

by Lukas Krecan

· 28,208 Views · 24 Likes

Saving Data to CSV Files With Java Through JMeter

Wish you could complete your entire CSV file process in one place? Let's see how you can create and update CSVs through JMeter.

September 25, 2017

by Michal Borenstein

· 25,122 Views · 2 Likes

Adding EntityManager.refresh to All Spring Data Repositories

Bring EntityManager.refresh to all of your Spring Data repositories with this quick, simple implementation while making sure you clear the hurdles.

September 25, 2017

by Martin Farrell

· 39,596 Views · 6 Likes

Parsing HTML: Selecting the Right Library (Part 2)

With Java out of the way, now we compare two C# libraries designed for parsing HTML, considering their strengths and weaknesses.

Updated September 25, 2017

by Gabriele Tomassetti

· 10,795 Views · 6 Likes

Getting the Most Out of the Java Thread Pool

Dive into the inner workings of thread pooling in Java, the various thread pools at your disposal, and tips on how to make your programs more performant.

September 23, 2017

by Eugen Paraschiv

· 55,071 Views · 34 Likes

Java 9: It's Heeeere

Java 9 has finally arrived. With new features like a modular JVM and REPL in the form of JShell, here's a list of links to get you started.

September 22, 2017

by Mike Gates

· 10,621 Views · 13 Likes

A Clarified String Formatting Cheatsheet

This collection of hints, tips, and tricks will ensure your Strings are formatted just how you want them. Keep it bookmarked for when you need it.

September 22, 2017

by Alex Theedom

· 59,153 Views · 19 Likes

Dependency Injection With ASP.NET Core and Couchbase

Dependency injection is a rich subject. It has myriad benefits for your application. Read on to learn how to make it easier to inject Couchbase into ASP.NET Core.

September 22, 2017

by Matthew Groves

· 5,636 Views · 5 Likes

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