Language Resources

Learn how to write and read messages in Avro format to/from Kafka. Read on to understand how to produce messages encoded with Avro, how to send them into Kafka, and how to consume with consumer and finally how to decode them.

January 6, 2017

by Sushil Kumar Singh

· 423,822 Views · 11 Likes

How to Reduce Long GC Pauses

Garbage collection is necessary, but it can be a performance killer if not done well. Take these steps to make sure your GC pauses are minimal and short.

January 5, 2017

by Ram Lakshmanan

CORE

· 118,701 Views · 37 Likes

Implementing DFS and BFS With Java 8 Streams

Streams present a more functional approach to searching and collecting nodes, allowing you to easily implement depth and breadth-first searching.

January 4, 2017

by Niklas Wuensche

· 34,873 Views · 13 Likes

Protobuf Alternative to REST for Microservices

When JSON appears to be inefficient, Protocol Buffers can be a viable option...but how viable, exactly?

January 4, 2017

by Mike Ensor

· 16,492 Views · 17 Likes

Configure a SQL Server JDBC Driver for Splunk

This blog outlines the need for a powerful SQL Server JDBC Driver to make the most of Splunk DB Connect while importing data into Splunk.

January 3, 2017

by Saikrishna Teja Bobba

· 9,034 Views · 1 Like

Using Python, Gatttool, and BLE With Hexiwear

The combination of Python scripts, gatttool, BLE, and Hexiwear lets you send and access data over your devices with a few handy scripts.

January 3, 2017

by Erich Styger

· 17,898 Views · 3 Likes

Jumpstart Your Xamarin App Development

This guide will help .NET developers get started with making cross-platform mobile apps to thrive in the ecosystem of their choice.

January 3, 2017

by Sam Basu

· 7,734 Views · 2 Likes

Using XtraBackup on a Big MySQL Instance

Percona Xtrabackup takes extra steps to ensure database backups are safe. Find out how to use it on a MySQL instance with a large number of tables.

January 3, 2017

by Peter Zaitsev

· 10,585 Views · 2 Likes

Running MongoDB Aggregations on Secondaries

Shifting aggregation to a secondary, such as with batch operations, can save your primaries for more pressing, time-sensitive matters.

January 1, 2017

by Vaibhaw Pandey

· 10,286 Views · 2 Likes

How to Resolve an SSL Handshake Error With Mule

With these tips, you should be good sending requests to your Mule application again.

January 1, 2017

by Akkiraju Ivaturi

· 15,106 Views · 1 Like

Fixing an Apache Tomcat Installation Error

When I was configuring Tomcat Server in the SpringSource Tool Suite, I got an installation error. Here's how I fixed it.

December 30, 2016

by Akkiraju Ivaturi

· 8,447 Views · 1 Like

ETL vs Pure SQL

Which one will come out on top? You should definitely check out the results so you can decide which one to use for your next project.

December 30, 2016

by Mateusz Komendołowicz

· 6,817 Views · 5 Likes

Marshalling and Unmarshalling in JAXB 2.0

Take a look at how to marshal and unmarshal your Java objects and XML data with JAXB 2.0, a useful tool for generating XML schemas from Java code and vice-versa.

December 30, 2016

by Abhishek Giri

· 224,824 Views · 11 Likes

A Functional Approach to Given When Then Using Java 8

A couple of months ago, while working on a new project, I started to look for an easy way to have this Given-When-Then separation in my tests.

Updated December 29, 2016

by Gabriel Deliu

· 31,200 Views · 19 Likes

On Databases, Temporal Data Types, and Trains

Temporal data types—those dealing with time—can be troublesome if not handled correctly. See how they've developed and how to implement them properly.

December 29, 2016

by Anders Karlsson

· 10,949 Views · 4 Likes

Getting Started With vCheck

If you use a vSphere infrastructure, then vCheck can help. The vCheck framework is designed to run checks against your infrastructure to determine operational issues.

December 29, 2016

by Rob Nelson

· 10,638 Views · 3 Likes

Using Apache POI to Convert Excel to an Elasticsearch Compatible JSON

Let's see what happens when you upload data into an Elasticsearch index and learn why Logstash was not the answer.

December 29, 2016

by Bipin Patwardhan

· 8,157 Views · 1 Like

Single vs. Multiple Filters in the Java Stream API

It might be tempting to run multiple filters in your streams, but be careful—it might come with a cost. Use your filters judiciously.

December 29, 2016

by A N M Bazlur Rahman

CORE

· 114,712 Views · 6 Likes

Persisting ZipKin SpanStore: MySQL and Cassandra

The ZipKin distributed tracing system is great for testing latency issues, but by default, it doesn't persist the traces. Fortunately, you can fix that with Cassandra and MySQL.

December 28, 2016

by Nitin Ware

· 14,098 Views · 2 Likes

Working With Oracle JET UI Web Components

Learn the basics for working with Oracle JET UI web components with help from the JET Cookbook.

December 28, 2016

by Chris Muir

· 26,374 Views · 9 Likes

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