Coding Resources

Our input will be the URL of the web page we want to capture, any extra loading wait, and the desired size parameters for your output.

October 21, 2020

by Brian O'Neill

CORE

· 5,497 Views · 1 Like

Spring Reactive Microservices: A Showcase

A road-map to developing Reactive Microservices in Spring. We combine material from various official and 3rd party sources and our personal experience.

Updated October 21, 2020

by Kyriakos Mandalas

CORE

· 23,254 Views · 16 Likes

How To Protect Yourself From Unexpectedly High AWS Bills

We explore several Amazon Web Services (AWS) billing disasters and introduce risk mitigation tools including budgets, alarms, and AWS Single Sign-On (SSO); AWS Cost Anomaly Detection is mentioned in the conclusion and a short quiz follows.

Updated October 21, 2020

by Thomas Fuller

· 17,294 Views · 7 Likes

DevOps Success Stories in the Financial Services Industry

No matter which industry you belong to, DevOps is a must. Let's see some famous DevOps success stories in financial companies.

October 21, 2020

by Pavan Belagatti

CORE

· 13,953 Views · 4 Likes

Adaline Explained With Python Example

In this post, you will learn the concepts of Adaline (ADAptive LInear NEuron), a machine learning algorithm, along with a Python example.

October 20, 2020

by Ajitesh Kumar

· 20,268 Views · 3 Likes

Augmented Analytics With PySpark and Sentiment Analysis

Step by step tutorial of how you can leverage sentiment analysis to enrich tweets data with PySpark and get a feel of the overall sentiments towards COVID19.

Updated October 20, 2020

by Adi Polak

· 9,488 Views · 6 Likes

Using Proxy Design Pattern In Java

Today, I will discuss another structural design pattern - Proxy Design Pattern. Proxy means an object functioning as another object.

October 20, 2020

by Brijesh Saxena

· 12,975 Views · 13 Likes

What's Wrong With Big Objects In Java?

The G1 garbage collector, despite its advantages, is currently not good at handling bigger objects, called Humongous. Learn how to diagnose and fix the problem.

October 20, 2020

by Misha Dmitriev

· 17,831 Views · 15 Likes

Minions in Minikube - A Kubernetes Intro for Java Developers

Java developers, it would be despicable not to take a look at this cute project that will give you a hands-on introduction to Kubernetes.

Updated October 20, 2020

by Ryan Dawson

· 16,258 Views · 20 Likes

Configuring Java Apps With Kubernetes ConfigMaps and Helm

This tutorial will show you how to develop Java microservices that use ConfigMaps, see how ConfigMaps are used, and update them in the app.

Updated October 20, 2020

by Ryan Dawson

· 84,581 Views · 19 Likes

A Quick and Practical Example of Kafka Testing

In this tutorial, we learn some of the fundamental aspects of Kafka testing in a declarative way and how to test microservices involving both Kafka and REST.

Updated October 20, 2020

by Nirmal Chandra

· 215,620 Views · 20 Likes

Composite Design Pattern in Java

Want to learn more about the composite design pattern in Java? Take a look at this tutorial to learn how to implement this design pattern in your project.

Updated October 20, 2020

by Brijesh Saxena

· 64,311 Views · 19 Likes

Perceptron Explained Using Python Example - Data Analytics

In this post, you will learn about the concepts of Perceptron with the help of Python example. It is very important for data scientists to understand the con...

October 20, 2020

by Ajitesh Kumar

· 22,224 Views · 6 Likes

Real World Examples and Use Cases for Apache Kafka

Architectures across the Globe and Industries

October 20, 2020

by Kai Wähner

CORE

· 43,464 Views · 3 Likes

Dataweave Playground Sans Docker

New tooling for transforming metadata leverages and improves your Dataweave skills.

October 20, 2020

by Mitch Dresdner

· 10,164 Views · 2 Likes

How to Scan a Barcode Image in Java

Use an API to scan or look up a barcode. Supported barcode types include AZTEC, CODABAR, CODE_39, CODE_93, CODE_128, DATA_MATRIX, EAN_8, EAN_13, ITF, MAXICODE, PDF_417, QR_CODE, RSS_14, RSS_EXPANDED, UPC_A, UPC_E, All_1D, UPC_EAN_EXTENSION, MSI, PLESSEY, and IMB.

October 20, 2020

by Brian O'Neill

CORE

· 12,174 Views · 1 Like