[Guillermo Rauch](https://twitter.com/rauchg) [tweeted](https://twitter.com/rauchg/status/807626710350839808) this a while back. Let's take a dive into what it means.| kentcdodds.com
The importance of testing in modern software development is really hard to overstate. Delivering a successful product is not something you do once and forget about, but is rather a continuous and recurring process. With every line of code that changes,…| Oleksii Holub