Databases Resources

Using Azure Front Door for Eliminating Preflight Calls (CORS)

You can use an Azure Front Door to route to both the UI domain and the API to eliminate the (OPTIONS) request; calls from the browser will be directed to the same-origin as the UI.

March 18, 2021

by Pratik Bhattacharya

· 9,466 Views · 3 Likes

How Checksum Smartly Manages Data Integrity in HDFS

In two words, data integrity can be defined as an assurance of the accuracy and consistency of data throughout the entire life cycle.

March 16, 2021

by Gautam Goswami

CORE

· 5,707 Views · 2 Likes

Understanding CIDRs and Public vs Private IPs

We use CIDR ranges for security-related things. Like to secure the traffic in terms of IP addresses. Usually, it helps us in defining the IP address range.

Updated March 16, 2021

by Sravan Lingam

CORE

· 22,175 Views · 12 Likes

Health Monitoring Through Data From Wearables

Wearable IoT devices for health monitoring are presented. Opportunities and challenges for developing applications for interoperable big data are also explored.

March 16, 2021

by Thiago Nascimento

CORE

· 17,619 Views · 2 Likes

SQL Phenomena for Developers

These phenomena represent a set of data integrity anomalies that may occur when a developer tries to squeeze performance from transaction concurrency.

March 15, 2021

by Anghel Leonard

CORE

· 13,643 Views · 12 Likes

Run and Scale an Apache Spark Application on Kubernetes

Learn how to set up Apache Spark on IBM Cloud Kubernetes Service by pushing the Spark container images to IBM Cloud Container Registry....

March 15, 2021

by Vidyasagar (Sarath Chandra) Machupalli FBCS

CORE

· 8,645 Views · 5 Likes

Using the Integration API With IBM App Connect Enterprise V11

In this article, I describe how to use the new packaged and classes in the Integration API provided in App Connect Enterprise v11.0.0.5.

March 12, 2021

by Sanjay Nagchowdhury

· 8,632 Views · 2 Likes

Using Slash GraphQL to Create InstaMeme—A Meme Sharing App

Walk through the process of creating a Slash GraphQL backend service to meet the needs of a fictional client, called InstaMeme.

March 12, 2021

by John Vester

CORE

· 83,505 Views · 6 Likes

Look, Ma! No Pods!

Microservices CI/CD with GitLab and HashiCorp Nomad.

Updated March 10, 2021

by Kyriakos Mandalas

CORE

· 22,394 Views · 7 Likes

Back up CockroachDB to S3 via HTTPS Proxy

In this article, see how to backup CockroachDB to S3 via HTTPS proxy.

March 10, 2021

by Michael Goddard

· 6,104 Views · 2 Likes

Asynchronous vs Synchronous Programming: When to Use What

In this article, see when you should apply asynchronous programming and when sticking to synchronous execution is the best option.

March 9, 2021

by Ricardo Costa

· 5,342 Views · 5 Likes

Performance Characteristics Working With JSONB in CockroachDB

In this article, look at performance characteristics working with JSONB in CockroachDB.

March 9, 2021

by Artem Ervits

CORE

· 5,088 Views · 5 Likes

HTTP for Inter-Service Communication?

After the evolution of distributed systems, microservices-based applications attracted the interest of nearly every organization wanting to survive market competition.

March 9, 2021

by Kaushal Singh

· 9,989 Views · 11 Likes

21 of the Best Jenkins Alternatives for Developers

Here's a list of 21 of the best Jenkins alternatives. Read Now to choose the best that suits your needs.

March 9, 2021

by Praveen Mishra

· 7,679 Views · 22 Likes

Apache Cassandra With Java: Introduction to UDT

The Apache Cassandra User-defined types (UDTs) might be beneficial to the Java programming model. In this post, we'll explore how to take advantage of it.

March 7, 2021

by Otavio Santana

CORE

· 6,613 Views · 29 Likes

AWS Basics

A simple introduction of Amazon Web Services. We will see a few of its main services and we will also start setting up our development environment to build applications.

March 7, 2021

by Jawad Hasan Shani

CORE

· 27,097 Views · 15 Likes

Remote Monitoring With 360 Cameras and Raspberry Pi

Learn how you can build a DIY 360° camera robot with Rasberry Pi that can help businesses adapt to the new workflows required by COVID-19 restrictions.

March 5, 2021

by Craig Oda

CORE

· 7,152 Views · 4 Likes

Apache Cassandra Horizontal Scalability for Java Applications [Book]

Get to know how to use Cassandra with Java, the applicability with Cassandra, and several Java Frameworks such as Hibernate, Spring, Quarkus, Jakarta EE, and so on.

March 4, 2021

by Otavio Santana

CORE

· 7,863 Views · 4 Likes

Hyrum's Law: What It Means for API Design and Management

If things can get complicated, they will. What are the benefits of freedom in API design, and how can you mitigate the risks of that independent growth?

March 4, 2021

by Erik Wilde

· 9,185 Views · 6 Likes

Deadlock-Free Synchronization in Java

Here, we look at the origin of deadlocks, consider a method for discovering deadlocks in existing code, and learn how to design a deadlock-free synchronization.

March 4, 2021

by Sergey Samokhodkin

· 15,718 Views · 8 Likes

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