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Trevor Parsons08/27/14
1705 views
0 replies

Real-time Alerting on Anomaly and Inactivity Made Simple

When someone is looking to be alerted when something unexpected happens within their environment they are usually referring to anomaly detection. But the problem is that it’s hard to turn a complex problem (i.e. looking for something when you are not sure what it is) into an easy to use solution.

Dror Helper08/27/14
2327 views
0 replies

Unit Testing – You’re Measuring it Wrong

I’ve been having this problem ever since I’ve started teaching (and preaching) about SCRUM, clean code, unit testing and TDD and any other software development practice. When implementing a change - how do you measure its success? For that matter – how can you measure a developer productivity?

Troy Hunt08/27/14
1588 views
0 replies

InfoSec Insanity: Sharing the Crazy for the Betterment of Online Security

I was getting a little fed up with the craziness I kept seeing on the web when it comes to security, so I created this: That’s right, a great big freakin’ padlock with a straightjacket or more to the point, I created the Twitter account @InfoSecInsanity. So what exactly is InfoSec Insanity?

Venkatesh Kris...08/27/14
1672 views
0 replies

Measuring Business Value in Agile Projects

During backlog creation, user stories need to be compared and contrasted in order to promote maximum value delivery. The product owner might need to use different techniques, such as T-shirt sizing, in order to better prioritize the project’s stories.

Arthur Charpentier08/27/14
2872 views
0 replies

Computational Actuarial Science, with R

A collection of datasets, originally for the book ‘Computational Actuarial Science with R’ edited by Arthur Charpentier (CAS with R). Now, the package contains a large variety of actuarial datasets.

Phil Whelan08/26/14
3519 views
0 replies

Microservices and PaaS (Part 2)

Part I provided a brief background on microservices, with a summary of some lessons learned by microservices pioneers. In this installment I will cover a number of practices related to microservices that were discussed during the meetup.

Manik Surtani08/26/14
2721 views
0 replies

Partitioned Clusters Tell No Lies!

You are happily running a 10-node cluster. You want failover and speed and are using distributed mode with 2 copies of data for each key (numOwners=2). But disaster strikes: a switch in your network crashes and 5 of your nodes can't reach the other 5 anymore !

Mohamed Sanaulla08/26/14
4300 views
4 replies

Parameterized Test Runner in JUnit

We all have written unit tests where in a single test tests for different possible input-output combinations. Lets look how its done by taking a simple fibonacci series example. The below code computes the fibonacci series for number of elements mentioned.

Dustin Marx08/26/14
4029 views
0 replies

Java Numeric Formatting

I have used this post to look at how NumberFormat can be used to present numbers in different ways (currency, percentage, integer, fixed number of decimal points, etc.) and often means no or reduced code need be written to massage numbers into these formats.

Ivan Krizsan08/26/14
1398 views
0 replies

Remote JMX Monitoring of a Mule Instance

In this post I will describe how to enable monitoring of a remote Mule instance using JMX. In addition I will also enable the MX4J web interface that will expose the JMX properties of the Mule instance in a web application and I will install the Jolokia Mule agent.

Dharshan Rangegowda08/26/14
2580 views
0 replies

Understanding durability & write safety in MongoDB

Durability is the "D" in the "ACID" properties popularized by traditional RDBMS. Durability is the guarantee that written data has been saved and will survive permanently. NoSQL databases like MongoDB give developers fine grained control over the durability of their write calls.

Ayende Rahien08/26/14
1436 views
0 replies

Introducing Azure DocumentDB

On Friday, Microsoft came up with Azure DocumentDB. You might say that I have a small interest in such things, so I headed over there to see what I can learn about this project.

Saurabh Chhajed08/26/14
3005 views
3 replies

How to Setup Realtime Analytics over Logs with ELK Stack

The ELK stack is ElasticSearch, Logstash and Kibana. These three provide a fully working real-time data analytics tool for getting wonderful information sitting on your data.

Christian Posta08/26/14
1294 views
0 replies

Developer Interview #3, my interview about HawtIO and Fabric8

Recently, in between waking up to help my wife with our ten-day old baby at wee hours of the day, I had a chance to be part of Markus Eisele’s Developer Interview series. I chatted casually about my experiences, OpenSource, and showed a quick demo of HawtIO and Fabric8.

Dave Bush08/25/14
1311 views
0 replies

JavaScript Performance Tweaks

So, I started reading High Performance JavaScript recently and I thought now might be a good time to give a summary of what I’ve learned so far.