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Latest Articles - DZone

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Hypothesis Test Using Pearson’s Chi-squared Test Algorithm
In this article, the author will show how to perform statistical hypothesis test using Spark machine learning API (aka Spark MLlib).
November 25, 2016
by Md. Rezaul Karim
· 14,823 Views · 2 Likes
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HDFS Cheat Sheet
This article serves as a quick hands-on guide and tutorial to the most useful HDFS commands for managing HDFS files from the command line.
November 24, 2016
by Tim Spann DZone Core CORE
· 38,729 Views · 5 Likes
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PyGitHub Quickstart Examples
Helpful examples can make up for a lack of documentation. In this article, Chase Seibert shares some of his example code.
November 24, 2016
by Chase Seibert
· 10,191 Views · 1 Like
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Random Forest as a Classifier: A Spark-based Solution
In this article, the author will demonstrate how to use the Random Forest as a classifier and regressor with Big Data processing engine Apache Spark.
November 23, 2016
by Md. Rezaul Karim
· 24,454 Views · 6 Likes
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Improving Connected Cars Through App Security [Infographic]
Autonomous and otherwise connected vehicles are gaining in popularity. But as cybersecurity makes its way to the forefront of the news, see how we can make them better.
November 23, 2016
by Amy Groden-Morrison
· 3,892 Views · 1 Like
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Working With Time-series Data on Redshift
Working with data ordered in time has some unique challenges that we should take into consideration when we design our data warehouse solution.
November 23, 2016
by George Psistakis
· 8,642 Views · 3 Likes
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A Post-Processor for Spring Boot
Learn how to make your own post-processor for your Spring Boot needs, allowing you to add to your environment with ease.
November 23, 2016
by Nicolas Fränkel
· 26,786 Views · 7 Likes
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Make Your Own Light Switch With Java and a Raspberry Pi
Looking for an IoT project? Look no further than developing your own switch with the helping hand of a library, some Java, and a Raspberry Pi.
November 23, 2016
by Hemambara Vamsi Kotari
· 19,222 Views · 9 Likes
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Android Development: Drawing Text on a Canvas
In this post, we take a look at a common need when making Android apps: how to put text directly onto a Canvas. Read on to find out how it's done!
November 23, 2016
by Kevin Hooke
· 11,185 Views · 1 Like
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Oracle RDBMS + Neo4j: Migrate or Sync a Subset of Data
Learn two approaches of getting your data from Oracle RDBMS to Neo4j — syncing or migrating — and the benefits and hazards of each one.
November 22, 2016
by Gabe Stanek
· 5,810 Views · 2 Likes
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Get to Know Netflix's Zuul
Here's a look at what Zuul can offer your applications, ranging from authentication and security to routing to resiliency and more.
November 22, 2016
by Rafael Salerno
· 86,434 Views · 19 Likes
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Inheriting Javadoc Method Comments
Learn how you can set up your Javadoc method comments in order to automatically — partially or fully — pass on their documentation.
November 22, 2016
by Dustin Marx
· 77,309 Views · 5 Likes
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Control a CNC Machine Using Java or Groovy
Feel like doing your own woodworking, or other, similar work? Take a look at how you can give commands to your own computer numeric control machine.
November 22, 2016
by Igor Suhorukov
· 15,375 Views · 16 Likes
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Persisting Natural Key Entities With Spring Data JPA
Learn a handy trick to persist your natural key entities using Spring Data. See how that compares to surrogate keys and what other tricks that permits.
November 22, 2016
by Dawid Kublik
· 21,736 Views · 5 Likes
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Performance Testing With a Think Time
The author investigates the effect of think time on the performance (i.e., throughput and latency) of a WSO2 API Manager under different concurrency levels.
November 22, 2016
by Malith Jayasinghe
· 22,304 Views · 7 Likes
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Create Facebook Messenger Bot With Structured Messages in PHP
In this article, learn how to create a simple Facebook chatbot that can carry out effective conversation with your users.
November 22, 2016
by shahroze nawaz
· 31,029 Views · 10 Likes
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5 Exceptional Regression Testing Tools
Open-source tools are free, but we need to look at the bigger picture. Check out this list of five regression testing automation tools for enterprises.
November 22, 2016
by Pratik Satasiya
· 50,876 Views · 9 Likes
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Dynamically Resize Your ASP.NET MVC Images
Delivering a proper image size can be crucial to insuring that your web application loads as quickly as possible. In this post, learn how to dynamically resize your images in your ASP.NET MVC application!
November 22, 2016
by Jonathan Danylko
· 15,493 Views · 3 Likes
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Spring Security and Custom Password Encoding
In this article, we are going to create a DaoAuthenticationProvider bean and set it to the AuthenticationManagerBuilder.
November 22, 2016
by Emmanouil Gkatziouras DZone Core CORE
· 36,620 Views · 7 Likes
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Developing a Facebook Chatbot With AWS Lambda and MongoDB Atlas
Learn how to program your own chatbot with the helping hands of AWS Lambda and MongoDB's DBaaS, Atlas.
November 21, 2016
by Jason Ma
· 7,030 Views · 7 Likes
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