See RxJS counterparts of array methods in action

Loading

Reading Time: 4 minutes Introduction This is day 7 of Wes Bos’s JavaScript 30 challenge where I am going to apply some RxJS counterparts of array methods to streams to obtain results. In this blog post, I create observables from arrays and use some, every, filter, find and findIndex operators on RxJS streams to get some answers to some … Read more

Create custom operators to sum and sort RxJS streams

Loading

Reading Time: 5 minutes Introduction This is day 4 of Wes Bos’s JavaScript 30 challenge where I am going to create RxJS custom decorators to sum and sort streams. In this blog post, I describe the steps to create RxJS custom decorators, sum and sort to manipulate streams. First, I apply sort() to sort RxJS streams by a comparison … Read more

Take photos with web camera using RxJS and Angular

Loading

Reading Time: 7 minutes Introduction This is day 19 of Wes Bos’s JavaScript 30 challenge where I am going to use RxJS operators and Angular to take photos, add them to photo section for me to download to my local hard drive. In this blog post, I inject native Navigator to component such that I can load web camera … Read more

Tutorials on GraphQL

Loading

Reading Time: < 1 minute Reading the tutorial to build a nodeJS + express GraphQL server Currently in Chapter 3: A Simple Query https://www.howtographql.com/graphql-js/0-introduction/ https://www.howtographql.com/graphql-js/1-getting-started/ https://www.howtographql.com/graphql-js/2-a-simple-query/

Week of August 11 to August 22, 2014

Loading

Reading Time: < 1 minute Coursera: 1) Reproducible Research: Enroll Signature Track to earn my third Verified Certificate in Data Science Specialization. 2) Pattern-Oriented Software Architectures: Programming Mobile Services for Android Handheld Systems: Earn my second Verified Certificate in Mobile Cloud Computing with Android Specialization. 3) Advanced Competitive Strategy: Completed all 7 quizzes and open book final examination. 4) Programming … Read more