Category: JavaScript
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React Native EU 2017 – my selective recap
I had an opportunity to attended React Native EU 2017 conference last month. This 2 days long event took place in my hometown Wrocław, Poland. It was a very interesting experience for me because I’m a frontend developer. I don’t have any working experience with React Native and the only mobile project I worked on…
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Picking Jest over Mocha – testing tools comparison
At Automattic we use Mocha to run all tests written for Calypso project which powers WordPress.com. It also includes end-to-end tests, which live in their own repository. We have been using this setup for over 3 years now. I think it is a good moment to revisit this choice. I found this unit testing tools comparison very…
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Time to get interactive as a performance measure
I have already published one post about Progressive Web Apps (PWA) a few months back. It looks like Google is investing a lot of efforts to make it a new standard of building websites. At the last Google I/O, there were a few announcements made related to making PWA a default feature in a few popular…
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React as a cross-platform UI
I got very excited when watching this talk for React Europe by Leland Richardson:
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Functional Light JavaScript workshop
Functionite company did an impressive job bringing JavaScript expert Kyle Simpson to their hometown Warsaw, Poland in September last year. He led You Don’t Know JS Workshops, 5 days of JavaScript classes focused on learning new skills and the best practices. I joined on the last day to attend an excellent workshop titled Functional-Light JavaScript. In this post, I wanted to share slides and my…
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A journey to functional JavaScript: Part 1 – fundamentals
JavaScript has a quite fascinating history. Brendan Eich created on his own the first language prototype in just ten days. Its implementation was highly influenced by the concepts of first-class functions from Scheme and prototypes from Self. Initially, it was developed under the name Mocha, but released as LiveScript. The latter name didn’t last long either. Java was so hot back in 1995, that Netscape decided to…
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ReactJS Wrocław meetup #7
In September of this year, I experienced my first exposure to the art of public speaking. I gave a talk at ReactJS Wrocław #7 meetup. I already published my presentation on my blog and you can find it here. I’m glad that I decided to share my lessons learned while working on the Calypso project. I’m satisfied with the topic I picked,…
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Exploring functional JavaScript
I started exploring functional programming (FP) concepts over a year ago. I have already shared my initial learning materials in one of the previous posts. It was only the beginning of my journey and today I would like to give you a much more detailed update on that topic. I picked the most interesting resources I discovered in the recent months.…
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Calypso data kung fu – WordPress.com use case
This post is going to be used as a presentation during my upcoming talk at ReactJS Wrocław meetup. The event is planned for Thursday, September 29, 2016 at 19.00. You can find more details here. Calypso Calypso is the codename for a WordPress.com admin interface. This is what I wrote about it in one of my previous posts: This is a universal (aka isomorphic)…
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Calypso – new WordPress.com
I’ve been working at Automattic only for 8 months now, but I must admit that so far this is the most exciting period of my 10 years long professional career. I’m lucky to work with amazing people on new WordPress.com admin interface called Calypso. This is an universal (aka isomorphic) JavaScript single page app written in ES6…