gaearon

If you haven’t worked with JavaScript in the last few years, these three points should give you enough knowledge to feel comfortable reading the React documentation:

• We define variables with let and const statements. For the purposes of the React documentation, you can consider them equivalent to var.
• We use the class keyword to define JavaScript classes. There are two things worth remembering about them. Firstly, unlike with objects, you don't need to put commas between class method definitions. Secondly, unlike many other languages with classes, in JavaScript the value of this in a method [depends on how it is called](https://developer.mozilla.org/en-US/docs/Web/Jav

rstacruz

Language tips

Try to be mindful of your words in written communications. Here are some tricks to leaving a good impression with written words online.

Avoid "do" and "don't"

When writing imperative sentences, try not to start your sentences with "don't." Try the word "avoid" instead.

• ⚠️ "Don't use big words."
  This imperative command can make the reader feel like they have no choice on the matter. It implies that the decision lies solely on you, which implies that you don't want to listen to their feedback.