Java

Java web application based on OAuth2

Hello,

Last week I've investigated how does OAuth2 protocol works and developed a Proof of Concept (PoC) in Java. In this post I would like to show you how effortlessly develop simple client-server application using OAuth 2.0 standard for authorization of protected resources placed on a server.

Before we start developing our first secured web application with OAuth2 let's understand how it works.

What is it and how does it work?

Hadoop performance troubleshooting with stack tracing, an introduction.

Topic: This post is about profiling and performance tuning of distributed workloads and in particular Hadoop applications. You will learn of a profiler application we have developed and how it has successfully been applied to tuning Sqoop to improve the throughput of data transfer from Oracle to Hadoop.

 

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