Getting test coverage reports for integration test

I'm a vociferous supporter of integration tests with an embedded servlet container and in this post I'll show how to get test coverage for the classes touched in those integration tests. All test coverage gauging tools I know instrument code under test either at build time or run time through Java agents. Because the code … Continue reading Getting test coverage reports for integration test →

Code reusability: from classes to containers

What is the right code granularity? I have previously written about reusing functionality [1] in the micro service context and found then that the old aim to optimise code footprint is a metric in need of a good overhaul. Ever since I'm happy that the idea is getting traction: Classes, libraries, applications OOP reuses code … Continue reading Code reusability: from classes to containers →

Unjam CSS

Abstract: Unjam CSS is a technique for removing render-blocking CSS from pages over which we have only partial control, such as CMS or portals. The problem: a portal generates HTML pages based on a template. Custom HTML can be inserted at specific place holders, but we can't modify the rest of the page HTML. The … Continue reading Unjam CSS →

2016 feed reader shortlist

One of the greatest interview questions I have been asked to date was "where do you get your news from"; I'm immensely grateful when authors I enjoy reading divulge their sources of information and inspiration. So without further ado I present to you: George's 2016 feed reader shortlist. Information Technology John D. Cook's blog is … Continue reading 2016 feed reader shortlist →

Equal height HTML elements in a container with CSS

Task: create HTML elements that contain other elements and adjust their height to surrounding container. No Javascript allowed. That's surprisingly hard; height:100% won't work; elements generally wrap their contents tightly and don't extend to their parents height dimension. Illustrating the problem: three elements inside a surrounding container Css-tricks lists several ways [1] to get this … Continue reading Equal height HTML elements in a container with CSS →