Data Resources

How to Find and Fix Memory Leaks in Your Java Application

Do you have a Java app that runs fine at first but slows down after a while? Or, perhaps it runs fine for a small number of files but performance degrades when the number of files increases? You might have a memory leak...

December 12, 2017

by Leo Ufimtsev

· 121,405 Views · 29 Likes

Using Jolt in Big Data Streams to Remove Nulls

Learn how to use Jolt code within your big data streams to remove null values with some example source data and JSON code.

December 9, 2017

by Tim Spann

CORE

· 12,435 Views · 3 Likes

The Effect of Cardinality on Data Ingest (Part 1)

Many times, the cardinality of data can be rather large compared to the amount of data to be ingested. Let's investigate more by testing the performance of a database.

December 8, 2017

by Ed Bernier

· 5,755 Views · 2 Likes

2017 DevOps Surprises

You never know what the year will bring in development, like DevOps and Cloud's strong positive correlation that begets containers and microservices.

December 7, 2017

by Tom Smith

CORE

· 9,616 Views · 3 Likes

Integrating AWS Machine Learning Models With Your Java Microservice

In this post we take a look at incorporating AWS machine learning into your Java microservice environment. Interested? Read on for the details and some code.

December 7, 2017

by Mike Mackrory

· 5,992 Views · 3 Likes

Which Is the Right Java Abstraction for JSON

This overview tackles three categories of Java abstractions when it comes to JSON data. Check out their respective strengths and weaknesses.

December 6, 2017

by Theodore Ravindranath

· 19,071 Views · 12 Likes

How to Read Data From LDF Files in SQL Server

Learn about the basics of SQL transaction logs and how they can help recover a database and see how SysTools SQL Log Analyzer easily reads data from an LDF file in SQL Server.

December 5, 2017

by Andrew Jackson

· 26,219 Views · 4 Likes

Working With Redis Data in Microsoft Excel and Tableau

Walk through connecting to Redis data using the CData Software ODBC Driver for Redis and performing basic reporting on/visualization of that data in Excel and in Tableau.

December 5, 2017

by Jerod Johnson

· 9,703 Views · 3 Likes

Multi-Tenant Cassandra Clusters With Spring Data Cassandra

What options does Cassandra provide for operating multi-tenant clusters? Do you have your services prepared to do the work properly? Read on to find out.

December 4, 2017

by Oresztesz Margaritisz

CORE

· 14,862 Views · 4 Likes

DevOps Use Cases

Most of these use cases are in financial services, and run the gamut between rolling releases at greater speed with better security.

December 4, 2017

by Tom Smith

CORE

· 20,888 Views · 3 Likes

Sensor Data Quality Management Using PySpark and Seaborn

Learn how to check data for required values, validate data types, and detect integrity violation using data quality management (DQM).

December 2, 2017

by Rathnadevi Manivannan

· 11,641 Views · 5 Likes

What Goes Around Comes Around: A Brief History of Databases

Look at at three eras of data models — IMS, CODASYL, and relational — and see the importance of physical and logical data independence.

December 1, 2017

by Felix Chapman

· 7,763 Views · 4 Likes

Microservices Design Patterns - API Gateway

This series on microservices architecture design patterns kicks off with an overview of one of the most popular patterns- the API gateway.

December 1, 2017

by Andre Luis de Oliveira Dias

· 49,799 Views · 43 Likes

AI and Machine Learning Trends for 2018: What to Expect

Now is the time to take a look at the most possible and promising machine learning and AI trends for the upcoming year and ask ourselves if we are ready for them.

December 1, 2017

by Dmitry Budko

· 52,269 Views · 15 Likes

5 Ways to Learn More About Data Integration and iPaaS Offerings

Integration platform as a service - or iPaaS - might be a less familiar term than ETL to data analysts, integration architects and anyone else who needs to m...

December 1, 2017

by Olga Annenko

· 7,954 Views · 3 Likes

Exploratory and Confirmatory Analysis: What's the Difference?

Learn about the differences and uses of exploratory data analysis and confirmatory analysis by considering the process a detective goes through.

November 29, 2017

by Shelby Blitz

· 19,231 Views · 1 Like

Intro to Redis With Spring Boot

In this tutorial, get an introduction Spring Data Redis and learn one way of connecting it to a web application to perform CRUD operations.

November 29, 2017

by Michael Good

· 173,290 Views · 9 Likes

Spring Data REST and Projections

This overview of projections in Spring Data REST shows how we can use Projections in a similarly to Data Transfer Objects to control what clients see.

November 29, 2017

by Martin Farrell

· 42,055 Views · 6 Likes

Quick Start With Apache Livy

Learn how to get started with Apache Livy, a project in the process of being incubated by Apache that interacts with Apache Spark through a REST interface.

November 28, 2017

by Guglielmo Iozzia

· 48,241 Views · 7 Likes

5 Application Performance Monitoring Tools for Improving User Experience

Application Performance Monitoring is essential and can find bugs and other issues before your application even reaches your users.

November 28, 2017

by Nick Harley

· 23,296 Views · 4 Likes

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