Luuk GruijsA practical guide to onboarding new colleaguesOnboarding a new colleague is not easy. It takes a lot of time, energy and preparation. Other work is ongoing so the goal is to get the…·5 min read·Jan 26, 2021----
Luuk GruijsinHackerNoon.comWhy Class/Component inheritance in your Angular app might not be goodWhen developing your applications you inevitably come across situations where you need to create functionalities/features or even…4 min read·Mar 12, 2019--6--6
Luuk GruijsUnderstanding RxJS map, mergeMap, switchMap and concatMapMapping data is a common operation while writing your program. When you use RxJS in your code to produce your data streams it’s very…·5 min read·Jan 9, 2019--22--22
Luuk GruijsUnderstanding hot vs cold ObservablesWhen i started to get the hang of Observables it took me quite some time to understand what is meant by a hot or a cold Observable. Once i…4 min read·Oct 9, 2018--12--12
Luuk GruijsinHackerNoon.comES6: Understanding the destructuring assignment syntax in JavascriptThe ECMAscript 6 specification introduced a new syntax which makes it easier to get values out of arrays and objects. We call this syntax…3 min read·Jun 19, 2018--6--6
Luuk GruijsUnderstanding rxjs BehaviorSubject, ReplaySubject and AsyncSubjectAnd explore their different characteristics4 min read·May 3, 2018--36--36
Luuk GruijsUnderstanding rxjs SubjectsThe main reason to use Subjects is to multicast.·2 min read·Apr 17, 2018--32--32
Luuk GruijsinHackerNoon.comGlobal HTTP error catching in Angular 4.3+Whenever you do an HTTP request, there are things that could go wrong. If things go wrong the request will return a response with an error…3 min read·Mar 27, 2018--2--2
Luuk GruijsinHackerNoon.comSerious about big data visualization? Consider using MapD.Last summer MapD open-sourced their technology and made it available for everybody. At that moment me and my colleagues at Dimebox where…6 min read·Nov 21, 2017----
Luuk GruijsinHackerNoon.comAbstracting mongoose CRUD operations into a shared fileWhen building an API with Node, Express and MongoDB you can choose Mongoose as your ODM. Mongoose helps you to easily do CRUD operations…3 min read·Oct 28, 2017--1--1