Databases Resources

How to Build a Chat App With Spring Boot and DynamoDB

The goal of this article is to show the simplest chat implementation with one server and multiple clients based on Spring Boot and deployed to AWS.

November 13, 2020

by Bogdan Nechyporenko

CORE

· 6,563 Views · 3 Likes

Resolve OutOfMemoryError With Excel Export in the Apache POI Stream API

Version 3.8 of Apache POI Stream API has a stream api that can solve your big issues when exporting a huge excel spreadsheet with 200K-300K rows of data.

Updated November 13, 2020

by Shidram BJ

· 67,914 Views · 11 Likes

Connected Car: Challenges and Opportunities for the Automotive Industry

In this article, take a look at the challenges and opportunities for the automative industry when it comes to connected car technology.

November 13, 2020

by Marcin Wisniewski

· 16,926 Views · 3 Likes

DevOps Versus Other ‘Ops’

DevOps does more than just combining Agile development concepts with IT operations. So, what are the other ‘Ops’ to consider? And how do they compare to DevOps?

November 12, 2020

by Stefan Thorpe

CORE

· 16,817 Views · 2 Likes

Lessons Learned While Building Near Real-Time Network Traffic Analyzer

How we built a real-time network traffic analyzer and what important points to pay attention to when developing high-performance network applications.

November 12, 2020

by Alex Moskvin

· 3,582 Views · 3 Likes

7 Tips to Achieve High-Availability(HA) For Your Maven Repository

Every company loves HA, simply because it makes their services available and more reliable at any given time. Here are seven tips to achieve HA.

Updated November 12, 2020

by Pavan Belagatti

CORE

· 16,438 Views · 3 Likes

Importance of Schema Registry on Kafka Based Data Streaming Pipelines

Schema Registry acts as a service layer for metadata. It stores a versioned history of all the schema of registered data streams and schema change history.

November 11, 2020

by Gautam Goswami

CORE

· 6,636 Views · 2 Likes

What Are Domain Events?

In this article, we will look at what Domain Events are and how they relate to Event Sourcing — find out more!

November 11, 2020

by Mattias Holmqvist

· 21,128 Views · 9 Likes

Versioning APIs In Anypoint Platform

An API versioning approach is evident everywhere in the application network and should therefore be standardized by the C4E.

November 11, 2020

by Sadik Ali

CORE

· 14,504 Views · 4 Likes

6 of the Best API Testing Tools in the Market

In this article, see six of the best API testing tools available on the market, including Katalon Studio, Postman, SoapUI, and more.

November 11, 2020

by Shormistha Chatterjee

CORE

· 7,095 Views · 6 Likes

How To Make a Windows Keylogger By Yourself

The hacker world can be contingently divided into three groups: the “skids”, “buyers”, and “black hat coders.” Find out how to utilize your skills!

Updated November 10, 2020

by Roger Wells

· 41,993 Views · 6 Likes

Improving Apache Cassandra's Front Door and Backpressure

In this article, explore how an incoming request was processed by Cassandra before, see what they changed, and look at new relevant configuration knobs available.

November 9, 2020

by Sumanth Pasupuleti

· 5,930 Views · 1 Like

Four Ways to Filter a Large-Sized Spark Dataset Against a Data Collection

Filtering a Spark Dataset against a collection of data values is a commonly encountered use case for many data analytics scenarios. This article explains four different ways to achieve the same.

November 6, 2020

by Ajay Gupta

· 8,392 Views · 2 Likes