Author: Dirk Luijk

Testing RxJS observables

When it comes to testing RxJS observables, there are many aspects worth observing. How many events have been emitted? Has the stream completed yet? Did it result in an error? For advanced RxJS testing, RxJS Marble testing might be an interesting choice. Especially for asynchronous…

Progressive Web Apps – Meetup

Op 27 september 2018 organiseerde Malmberg een meetup. Tijdens deze bijeenkomst stond het thema Frontend Development centraal. Onze collega Dirk Luijk was gevraagd zijn ervaringen te delen en hield twee presentaties. Hij hield een talk over Progressive Web Apps (PWAs) en eentje over het onderhouden...

Optimize your Angular app using trackBy #tutorial

This blog is part of an Angular instructional / tutorial series, please find the first edition here: Angular structural directives demystified. Optimize your Angular app using trackBy When rendering lists using Angulars ngFor directives, objects are compared by reference. This is fast, but can result in unwanted DOM manipulations. Luckily,...