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Latest Articles - DZone

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SQL Performance Tuning: Top 5 Ways to Find Slow Queries
They happen: queries in SQL Server that run a bit too slow for anyone's liking. Here, we take a look at how to track them down quickly so you can deal with those queries!
July 11, 2017
by Matt Watson
· 44,077 Views · 15 Likes
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Apache Ignite With Spring Data
Learn how to create a Maven project for using Spring Data with Apache Ignite Grid and how to persist entities into Ignite caches through the Spring Data framework.
July 11, 2017
by Shamim Bhuiyan
· 19,306 Views · 8 Likes
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Pandas: Find Rows Where Column/Field Is Null
I did some experimenting with a dataset I've been playing around with to find any columns/fields that have null values in them. Learn how I did it!
July 10, 2017
by Mark Needham
· 375,250 Views · 3 Likes
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Hooking Up MuleSoft and AWS, Part 1: Amazon Athena
In Part 1 of this AWS/Mule tutorial series, learn how to integrate Amazon Web Services' Amazon Athena with flows in MuleSoft.
July 10, 2017
by Yasir Siraj
· 10,074 Views · 3 Likes
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Example of Multiple Login Pages With Spring Security and Spring Boot
Read on to learn how to create a secure, Java-based login platform using the Spring Security and Spring Boot frameworks.
July 10, 2017
by Bartłomiej Słota
· 68,552 Views · 14 Likes
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Software Development Peer Reviews: Five Lessons Learned From the Experience
If you're looking to implement peer reviews into your development process, read on to get a great overview of the how the process is used and works best.
Updated July 9, 2017
by Pablo Cruz Navea
· 16,820 Views · 4 Likes
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Pivoting and Unpivoting Multiple Columns in MS SQL Server
In this article, we'll discuss converting values of rows into columns (PIVOT) and values of columns into rows (UNPIVOT) in MS SQL Server.
Updated July 9, 2017
by Rathnadevi Manivannan
· 254,628 Views · 5 Likes
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Choosing an Acceptance Test Framework
In this article, we take a look at User Acceptance Testing (UAT) and unit testing, and how testing frameworks can help automate the process.
July 9, 2017
by Erik Dietrich
· 7,401 Views · 4 Likes
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Stop and Start Mule Flow Dynamically at Runtime
Learn to stop a Mule flow at runtime to avoid unnecessary message processing and error handling when the external endpoint is unavailable.
July 8, 2017
by Khushboo Tripathi
· 14,936 Views · 7 Likes
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Filebeat vs. Logstash — The Evolution of a Log Shipper
This comparison of log shippers Filebeat and Logstash reviews their history, and when to use each one- or both together.
July 8, 2017
by Daniel Berman
· 30,765 Views · 12 Likes
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Pandas/scikit-learn: get_dummies Test/Train Sets
In my time using get_dummies in panda to generate dummy columns for categorical variables to use with scikit-learn, I realized it didn't always work. Here's why.
July 8, 2017
by Mark Needham
· 14,375 Views · 3 Likes
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Microservices: Access Properties From Spring Cloud Config Server
Learn how to write a microservice that can be used to access centralized properties files on a Spring Cloud config server.
July 7, 2017
by Shaamik Mitraa
· 48,297 Views · 4 Likes
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The Most Important Lessons Learned From Data Science Projects
The biggest advantage of data science over traditional statistics is that it can draw conclusions from a junk pile of the supposedly unrelated information.
July 7, 2017
by Chris Richardson
· 10,206 Views · 2 Likes
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Writing and Testing Custom Angular Validators: The 'Passwords Matching' Use Case
In this article, we'll teach you how to make the bane of modern man's existence: the 'password does not match' validation field.
July 7, 2017
by Diego Pappalardo
· 39,184 Views · 4 Likes
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Using SQL Census to Audit SQL Server Permissions
SQL Census is a desktop app that inspects your SQL Server and Active Directory to produce a clear overview of each user’s permissions. Read on to learn how it works.
July 7, 2017
by Ally Parker
· 3,282 Views · 1 Like
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Scaling WebRTC Based Applications
In this article, we take a quick look at the world of scaling applications using different types of servers and illustrate how these different connection patterns work.
July 7, 2017
by Can Ho
· 12,849 Views · 3 Likes
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Implementing Multicasting With Apache Camel
Learn to use multicasting in Apache Camel to route a message to multiple endpoints or destinations, sequentially, with parallel processing, or with aggregation.
July 7, 2017
by Jitendra Bafna
· 29,645 Views · 3 Likes
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Linux Kernel Capabilities Explained
In this article, we take a quick look at Linux Kernel's permission processes and show you how to use them to keep your web page or app secure.
July 7, 2017
by Anshul Patel
· 13,315 Views · 4 Likes
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Big Data Ingestion: Flume, Kafka, and NiFi
Flume, Kafka, and NiFi offer great performance, can be scaled horizontally, and have a plug-in architecture where functionality can be extended through custom components.
July 7, 2017
by Tony Siciliani
· 90,677 Views · 24 Likes
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Design Thinking in Robotic Automation
Design thinking is not linear, but it should always involve these 5 steps: empathize, define, ideate, prototype, and build/test.
July 7, 2017
by Bala Bhaskar
· 9,446 Views · 4 Likes
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