Flow: Object.assign vs spreading
Recently I ran into an interesting example of how the flow is making interpretation of the values without the provided defined type.
Category: JavaScript
Visualizing sorting algorithms
Currently, I am going through course JavaScript Algorithms and Data Structures (which I highly recommend by the way). For me, one of the strongest parts of this...
Inexact vs exact flow object types: spreading
If one wants to add flow annotation to object type and reuse some of the types, that was annotated in another object type, it can be done like: However, in this...
Debugging tips – console.trace
From my observation, debugging is the best-kept secret of the developer life. Everyone is doing quite often, some are doing it even every day, but rarely anyone...
What I have learned from the Kent C. Dodds testing JavaScript course
The strange thing is happening when one is gaining more experience – it is harder to identify or to find what new to learn. It definitely depends on the w...
How to add flow type definition for raw-loader
Recently I have encountered a quite odd problem. I was trying to load *.html file as a string in my React component using raw-loader , but have obtained flow er...
Playgrounds for React patterns: compound components and render as a props
During my preparation to talk in Verona on ReactJSDay I have tried to dive deep in some patterns in React that have been broadly discussed (at least in my twitt...
How not to miss updates in React Documentation
React is the “instrument” that I am using on a daily base, and for this reasons, I am trying not to miss any updates that are happening in this fram...
8 Playgrounds for Examples from Official Draft.js Repository (v.0.10.0)
Last four working days were quite interesting, as I was moving rich editor that we used in our application from the TinyMCE to Draft.js. There were many reasons...
How to add basic styles to the react storybook application
Recently I have started to investigate how we can use the react-storybook to separate the View (mostly UI dump component) from the data in our react application...