A double pack: - Jasper talks about Getting things done in Haskell (adapted from his 2017 Haskell eXchange talk ) - Simon and Jasper talk about organizing th...
Determining what this is is actually rather simple. The overarching rule is that this is determined at the time a function is invoked by inspecting where it’s called, its call site. It follows these…
One simple reason. JavaScript has two visually similar, yet very different, ways of testing equality. This is your high level overview of the differences.
The great thing about this course is that it also aligns with the Basic JavaScript Challenges on the beta freeCodeCamp curriculum. You can practice what you're learning through the videos using the…
I’m an ancient web developer who is learning modern JavaScript. I’ve just gotten started and I’m having a ball, but I’ve also got whiplash. There are a few things I wish I’d understood and accepted about the world of modern JavaScript before I got started. Here are some of the changes I had to make to my own mindset and expectations around learning a new ecosystem based on an old language which has taken over my craft.
In case you missed it, Node now supports async/await out of the box since version 7.6. If you haven’t tried it yet, here are a bunch of reasons with examples why you should adopt it immediately and…
Douglas Crockford is known as The JavaScript Guy. He’s famous not only for his O’Reilly book JavaScript: The Good Parts but even more so as the visionary beh...
This is the second part of our full-stack tutorial series that will walk you step by step through building an instant messaging app with React and GraphQL. Last week, in the first part of this…
We will be building a user authentication in a single page application with Node, React, Redux and Koa combined with Passport. We will implement local authentication, where users can log in using an email and passport, and authentication with Facebook, which can be used with other social networks and OAuth providers.
Tim Griesser As JavaScript applications increase in complexity, consistent patterns for managing state becomes considerably more important, and difficult to ...
Vue is a very popular JavaScript front-end framework, one that’s experiencing a huge amount of growth. It is simple, tiny (~24KB), and very performant. It feels different from all the other…
The following is inspired by the article “It’s the future” from Circle CI. You can read the original here. This piece is just an opinion, and like any JavaScript framework, it shouldn’t be taken too…
The Python logging module comes with the standard library and provides basic logging features. By setting it up correctly, a log message can bring a lot of useful information about when and where the log is fired as well as the log context such as the running process/thread.