Ronan Killeen

Software-Engineer

Should I Stay or Should I Go

When is the right time to leave your job? It is natural to want to stay in a secure position and also natural to think a change would solve your problems.

Book Review

The Power of a Good Night Sleep

Bad night of sleep? The consequences could be worse than simply being a little groggy. Similarly the benefits of getting enough quality sleep are limitless.

AWS

Adding a Tag to AWS Hosted Zone

Tags are a way to add meta data to the AWS resources you create. One possible use for these are to divide the costs related to different projects.

Book Review

The Intelligent Investor

Benjamin Graham’s masterpiece, The Intelligent Investor, is a great starting point for anyone wishing to begin investing in the stock or bond markets.

AWS

AWS CloudFront

CloudFront is a content delivery network (CDN) for AWS which places your content close to users around the world reducing latency when accessing your site.

AWS

Hosting a Static Website on AWS S3

A static website is one that serves content only, that has no server side computation necessary. AWS S3 provides a cheap way to host a static webpage.

AWS

AWS Command Line Interface and S3

The AWS web console gives you access to huge functionality, but is not convenient for scripting or automation. This is where the CLI comes into play.

Agile Estimator

Registering a New User

Before using the Anonymous Agile Estimator, a new user will have to register their email address and create a password. This post adds the code required. First a note on password strength. I had considered enforcing some of the common restrictions on password choices that have become vogue, such as

Agile Estimator

Password Management with Flask

The next enhancement to Agile Anonymous Estimator application is to add passwords. This will enable users to log on and to be securely authenticated.

AWS

Amazon Web Services

My company has selected AWS to be its cloud provider. This is brand new territory for me. As I begin to use each service, I’ll capture what I learn here.

Book Review

Hackers

Hackers is the book that brought the term to a wider audience. It signifies the love of playing with a thing, making it better and passing the knowledge on.

Agile Estimator

Catching-up Test Coverage

The Agile Estimator application code has fallen behind on test coverage. In this post I’ll document a few things I discovered while adding the tests.

Agile Estimator

Flask Login

Flask provides an extension to manage the user, tracking whether a person has been authenticated within the session. This post will introduce that concept.

Agile

SAFe Agile

The Scaled Agile Framework (SAFe) has some great practices. They can allow the benefits seen in small Agile teams to be realised at enterprise scale.

Agile Estimator

Walkthrough

It is time for a demo of the Anonymous Agile Estimation application. It is not a finished app, but enough functionality exists to show the entire process.

Agile Estimator

Minimum Viable Product

A minimum viable product allows you to demo the app, verify any assumptions and have a decision whether to continue development or cut losses.

Agile Estimator

Vulnerabilities in Dependencies

Github scans modules looking for vulnerabilities that your code may rely upon. I recently received such an alert for the Agile Estimator application.

Agile Estimator

Estimation Groups

Before you can estimate user stories, you need to get a group of your team mates together in a group. Here’s how the Anonymous Agile Estimator does that.

Book Review

Review: Unstoppable

Anxiety can be the curse of budding entrepreneurs. This book charts the story of Craig Ballantyne through a crippling anxiety attack.

Ledger

Accounting With Ledger

My wife and I took our young children on their first family skiing trip this February and it was a complete success. All agree it beats sunshine holidays.

Agile Estimator

Virtual Environment

I put my Flask project on the back burner during a busy month while I attended to few other projects, one of which involved upgrading Python to version 3.7.

Agile Estimator

Listing and Creating Groups

Diving deeper into Jinja2 templates, we will add a list of existing groups to the homepage and allow the user to create new groups.

Agile Estimator

Posting With Flask WTForms

The application does not do much at the moment. In this post we will add a form to the Agile Estimation application to allow a user to pick a nickname.

Agile Estimator

Flask MySql Migration

Having developed and tested the database and application changes against SQLite, it is time to deploy to the MySql database running in a Docker container.

Agile Estimator

Flask Database Migration

As applications change the database may need to evolve with them. I want to investigate how this works in Flask before building more of the application.