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Mike Cottmeyer08/27/14
3680 views
0 replies

Why Iterative Planning?

Planning and elaboration go hand in hand as items move from unknown problem -unknown solution to known problem-unknown solution to known problem – known solution.

Mark Needham08/27/14
4192 views
0 replies

R: Rook - Hello world example - 'Cannot find a suitable app in file'

I’ve been playing around with the Rook library and struggled a bit getting a basic Hello World application up and running so I thought I should document it.

Venkatesh Kris...08/27/14
2180 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
3580 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.

Dave Rooney08/27/14
3544 views
0 replies

"How Thin is Thin?" An Example of Effective Story Slicing

Like the graphene example at the beginning of the post, thin stories have remarkable properties far beyond the fact that they are just "thin". The value gained by learning how to split Stories effectively is enormous owing to the flexibility it provides by deferring decisions as long as possible and the removal of the need to estimate at a granular level.

Mahboob Hussain08/26/14
9460 views
10 replies

Thoughts on Hibernate

The way data are laid out in the columns of tables and the way they are used in the application as the class / instance variables there is. However, this mismatch or "impedance" does not come in the way of software development that it requires a framework that abstracts away all the database-related code.

Dharshan Rangegowda08/26/14
3271 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.

Saurabh Chhajed08/26/14
3782 views
4 replies

How to configure Swagger to generate Restful API Doc for your Spring Boot Web Application

The goal of Swagger is to enable client and documentation systems to update at the same pace as the server. The documentation of methods, parameters, and models are tightly integrated into the server code, allowing APIs to always stay in sync.

Saurabh Chhajed08/26/14
3908 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.

Rob Galanakis08/25/14
7262 views
1 replies

The low status of software engineers

Bill had two very different experiences interviewing for two different positions at two different companies: one as a software engineer, and one as a VP-level manager.

Bob Hartman08/25/14
4936 views
0 replies

Scrum Basics: When Should We Schedule Sprint Transitions?

For a one week sprint, it’s possible to do Review, Retrospective, and Planning all on Wednesday morning.

Ian Mitchell08/25/14
3995 views
0 replies

Counting Chickens: Undone Work in Scrum

By definition, any work that has not been completed to the satisfaction of the DoD remains undone. Taking work off a Product Backlog just because it is on a Sprint Backlog is therefore precocious and a mistake.

Curtis Lassam08/23/14
2091 views
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Cube Drone #2: Nyan

From software developer Curtis Lassam (who writes about comics and code) comes a comic series called Cube Drone. This is Cube Drone #2: Nyan.

Kin Lane08/22/14
21855 views
31 replies

Sorry Google, Your Programming Test Is Not A Valid Measurement Of My Skills

I understand that you have to qualify large number of folks, at your very algorithmic-centric company, but when it comes to measuring what I do, a programming test isn’t a thing.

Giuseppe Vettigli08/22/14
4821 views
0 replies

Quick HDF5 with Pandas

HDF5 is a format designed to store large numerical arrays of homogenous type. It cames particularly handy when you need to organize your data models in a hierarchical fashion and you also need a fast way to retrieve the data. Pandas implements a quick and intuitive interface for this format and in this post will shortly introduce how it works.

Abby Fichtner08/22/14
7384 views
0 replies

Why We Need to Teach Kids to Code

Coding (computer programming) is the art of creating anything from computer games and iPhone apps to computational models that help us improve health care. As our kids grow up, this ability to code will become as fundamental as reading and writing to their success, regardless of what occupation they ultimately choose.

Nikita Salnikov...08/22/14
3149 views
0 replies

Classloading and locking

This post is inspired by Pierre-Hugues Charbonneau’s article on how loading non-existing classes can severely hurt your performance. This brought back memories from a debugging session where the same problem surfaced a bit differently.

Chen Harel08/22/14
7883 views
0 replies

Route 53 Benchmark: The New AWS Geolocation's Surprising Results

How to choose between Geolocation and Latency routing? We tested DNS configurations across multiple EC2 regions using AWS Route 53 to find out

Chandra Munagavalasa08/22/14
3306 views
0 replies

Maximize your Customer Value – Think Lean, Go Lean and Stay Lean

Lean is more than just minimizing waste. A popular misconception of Lean is that it is suited only for manufacturing. In this article I will be discussing non-value added process and implementing Lean in software development.

Derwyn Harris08/21/14
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0 replies

The Need To Review The Agile Manifesto

Since the Agile Manifesto was published in 2001 much has changed. It's time to rethink yesterday’s manifesto in a new light and deconstruct which concepts were home runs and which still need to evolve.